First have a big breakfast meeting and have it catered by a bagel shop or someplace that will throw in a big old cheap, serrated bread knife. If applied outdoors, be sure to paint or cover foam to prevent discoloration and UV damage. The big thing is to wait until the foam has completely cured before you try to cut it. ... then try everything that you have in your garage, like paint thinners, etc. The foam should have been sprayed correctly at the time of instaling of new window.I had used foamcoinc spray for my bedroom window and it adjusted itself ,i don’t know how it happened but the foamcoinc guys say that their secret composition does this ,but yes i didn’t have it all over after spraying.Just try that product. The heat melts the foam and the motion of the blade or wire seals up many of the smaller holes, leaving a nice clean edge. window insulation foam. Always set the foam can in the box to catch the drips and to prevent a big mess. I’ve come to the conclusion that they all have their place in the hierarchy of repair options. Servicing Michigan's Lower Peninsula & Greater Toledo, By: Serrated blades are great for cutting thick foam. The most succesful up to now was my Husky utility knife with a brand new blade. Stuff with fiber glass or Great Stuff. a maintenance person used spray foam around a pipe in the bathroom near a toilet. I just finished my second use. Pull out the saw, move to another section of the foam and cut back to the … He loves nerdy stuff, gadgets, technology, little british cars, motorcycles, playing dolls, hacking items to make them better, and doing DIY home projects. Here are some ideas on how to use Great Stuff: Ponds and Landscaping I know one guy that had a million dollar house put up and it smelled. I have to cut on side of the joist’s/beam’s foam and remove as much as possible then tack up a support beam, same size to it. Do you still maintain the bread knife being the best way to go? For 1 inch of foam, 1 Dow Froth Pak 650 (650 bd ft) will cover our building with a little left over. : I'm a little bit (cough) OCD so as I built my house if I saw a crack somewhere I filled it with Great Stuff. I’ve repaired a lot of rotting trim in the past few years—mostly window sills, door framing trim, and garage door trim. Fill cracks in your home quickly with Great Stuff Insulating Foam Sealant. Once cured, Great Stuff can be trimmed, shaped, sanded, painted or stained to give the project a finishing touch. Eave vents blocked and so on. You won’t want to use a long-bladed knife to cut around your windows or a utility knife to cut back foam in a stud cavity. I usually just carry the Milwaukee Fastback™ Utility Knife with me at all times but I like the lightweight L-2 as well. As part of our ongoing mission to educate homeowners like yourself, we will share this secret with you. If polyurethane foam dries on your skin, rub off as much as you can with a pumice stone. Good clean accurate cuts. If the trim was shot on with a nail gun it should come off pretty easily. PRO TIP: Before you break the seal on that can of spray foam, walk around your house and find all the places you can spray this stuff. (~130 watts) If you have ever purchased rigid foam, you have probably noticed how clean the edges are and how few holes and gaps there are compared to the foam you have cut with a traditional blade. Tack the trim back up. Once you've loosened it about 1/8" with a putty knife, then you can get out the pry bar. Removing great stuff foam insulation | Winning Colours Stain Remover Removing dried-on Great Stuff Foam Insulation from carpet | Winning Colours Stain Remover. When the whole mess cures, I will try the bread knife fix. The award-winning Smart Dispenser™ provides a level of precision, control, and reusability unheard of in a disposable straw. Mice can and will chew right through the regular expanding foam, but there are formulas that stop insects and rodents. For this a cheap hack saw blade works far better. All you have to do is move the saw down through the material. BACK STORY: Recently while helping Emily at merrypad.com redo her bathroom for DIY network we spray-foamed her bathroom window gaps because when we removed the old trim her bathroom was suddenly like Ooook-lahoma, where the wind comes sweepin’ down the plain. Wipe Away the Foam Mess Immediately. I like to insert a 6" stiff putty knife behind the trim, then inert the pry bar on top of the 6" putty knife. Mattress foam is comfy, breathable, and versatile, making it a popular bedding choice. After you spray the gaps, close the door and let the foam cure. According to Dow’s literature, “Cured foam is combustible and will burn if exposed to temperatures above 240°F (116°C).”. Pete You’re tackling a do-it-yourself spray foam project with a spray foam kit, or you’re sealing up around windows and doors, but you’ve got one problem – how to trim the spray foam once you’re done. If you’re interested in cutting mattress foam—whether you’re downsizing your bed, designing a custom mattress for a campervan, or splitting a king-size piece of foam into multiple mattresses—the process is fast and simple. In most of my experience I like the serrated knife. Next, use that sucker to saw the foam. Gimmick! ... if you find something that dissolves the test foam, then use it on a hidden part of the cabinet – jsotola Feb 7 '18 at 17:10 It hardens up and you just wasted a whole can. Plugging holes on the exterior of your house with foam sealant is a great way to stop air infiltration, but it may not keep out pests. If the foam has hardened, the only way to remove it will be to mechanically break it off. froth pack | Use a utility knife with a new, sharp blade for overfill up to about 1 inch thick. Wrap the handle end in duct tape for a safe grip. Today was my first use of Great Stuff. Stop and Read This Before You Dress Up Furnishings with Spray Foam This popular foam sealant gives furnishings a trendy, bubbly look, but take care when using it to freshen up household décor items. It works great for hard surfaces like concrete and pipe penetrations. Window and Door Foam. I use great stuff, but regardless what brand that you use, keep one thing in mind. I used the Pest Block type and it really expanded, i never knew there are different types now. Hey guys, I just want to share my method of removing spray foam. Step 3 DON’T (with the exception of eyes and skin)! First have a big breakfast meeting and have it catered by a bagel shop or someplace that will throw in a big old cheap, serrated bread knife. I think it has everything you need for a fun party.… https://t.co/o4iphFDxXf, Emily at merrypad.com redo her bathroom for DIY network, Painting Furniture: Makeover a Child’s Chair with A Dr. Who Theme, Build a DIY Cat Tower, Kitty Tower, Scratching Post, Cat Condo, Be Prepared for Power Loss—the Briggs & Stratton Q6500 QuietPower Series Inverter Generator, Kobalt 40V Max Electric Outdoor Power Equipment, Kobalt 80V Max Cordless Electric Outdoor Power Equipment. Fill a pair of rubber gloves about half full of a solution of water and dish soap. The nozzle foam just melts with a drop. Next, use that sucker to saw the foam. She also loves knitting, making art, cooking, and hosting dinner and a movie night for friends and family. Installing insulating foam around new vinyl window frames right after they are installed will prevent air leaks and keep your heating and cooling costs down. Open cell foam is very pliable, so there's no need to break out the big guns to cut it back from where it's applied. A hot knife uses electricity to heat the blade or wire. Bread knives are decent, but they tend to lack the flexibility needed to get them flat against a wall, around pipes and other obstacles. DIY Spray Foam vs Hiring a Contractor: Which is Best? Rest assured it is not difficult to remove foam from vinyl window frames. Then press the putty knife against the siding and score the foam from that side. Hold it as flat to the wall as possible and it’ll saw through the cured foam like nothing. It’s totally lathered in the spray foam. You can easily overfill those gaps and end up with foam oozing out. then try everything in your house, like alcohol, nailpolish remover, vinegar, etc. If you want to learn more about the benefits of foam insulation, check out the Learning Center on our website for more great articles, videos, and info. More Information: Now you know how to figure this out, try our our Spray Foam Calculator. I’ve never tried the drywall saw but I imagine that gets nasty. - Michael Schrauben. Fill in cracks with insulating foam and then paint it. I used the regular red can stuff and the expansion must have been 10X – not the 3X I expected! Well, it’s not so much a secret as it is the right technique and tools to save you some hassle when trimming spray foam insulation. This method will also ensure you have less tearing as you try to cut. Now we’re assuming everything is cured and ready to be trimmed. Dadand is a mashup of all things dad-, and dude-related. It’s not difficult, but you could end up undoing all of your hard work if you don't do it correctly. My favorite was the machete :). It’s totally lathered in the spray foam. I am hoping it will make a quick job of triming the windows. If you have a MacBook, this is something you need. hbspt.cta._relativeUrls=true;hbspt.cta.load(2621536, '830445d2-7349-491c-a2ec-b1be4d7b6405', {}); Amanda previously has worked as a breaking news and crime reporter, TV news producer, and editor in Flint and Detroit. You can reuse a can. (Get the heavy duty blades for more dense material) These work great on spray foam, board type insulation, soft foam (for tool/pelican cases) etc. And yes, I could’ve probably written this post in one sentence. Before you cut foam, always make sure your work surface is flat, stable and won't be damaged by cutting through the foam with the knife. Thanks in advance for any suggestions. Overfilling the gap is common but easy to remedy. If not, you’ve probably never used spray foam insulation) knows that you spray away, you don’t think you used that much, then you come back the next day and the area you sprayed looks something like this. I’ve got a big foamy mess in my renovated walkout basement and wanted to know after I saw the foam flush with a serrated knife, can I sand it to get it smooth? Wipe moist foam sealant from the fabric or other surfaces with a dry cloth saturated with acetone nail polish remover. I use it to cut bread all the time. The trick is to bend a section of the blade into a 90° angle in one or two spots. That’s going to leave you with gaps that air can get through. It could take a few hours to almost an entire day, so make sure to double-check your packaging and really check the foam to make sure it is cured. Thanks, Mike. A more stubborn kind. If using GREAT STUFF™ SMART DISPENSER™, follow these additional steps before application: Great suggestions by all. 3 min Read. If your technique is no good, then you could end up costing yourself money reapplying the foam you inadvertently just pulled out. Do not compress the foam and try to make quick cuts through the condensed foam. Hold it as flat to the wall as possible and it’ll saw through the cured foam like nothing. Turn a Broken Knife Blade Into an Expanding Foam Trimmer. The key to properly cutting spray foam is a fast-paced back-and-forth movement as it will move through the foam easier. A single bend is good for under sinks. A more stubborn kind. The time to wait before you start cutting is going to depend on the brand of spray foam you purchased. Step 2 Scrape dried foam sealant from the surface with a putty knife or sand the foam down with fine-grit sandpaper. Scrape the big stuff off. Some areas being four, five inches +. It can be cut, trimmed, sanded, whatever and it still does what it needs to do. Whether it’s a small project in your home, or even smaller like the space around your windows and doors, cutting back the foam will likely be necessary. Check out https://t.co/XlCArizMkv to learn more about fuse_reel,… https://t.co/PAjx4QTyK8, Hey dads. I’ve used a drywall saw, but the blade you have is much more flexible. Plus we’re chasing around kids and fixing toys. Expect one-time use. Easy as cake. Clean your hands and put on the gloves, then tape them around your wrists and leave them on for a few hours. To get a clean professional cut, invest in a hot knife or two. I’ve used all of the commonly accepted practices—like cutting out and replacing the rotted piece and using structural repair epoxy—as well as not-so-accepted practices, like using Bondo. Only uncured urethane foam is "cleanable". Lacquer thinner dries to fast to affect vinyl siding, painted surfaces and just evaporates on raw wood. Standard foam trim comes in rectangular shapes with a square profile to give your door a simple yet modern look. The room becomes much quieter and the door tighter. Make sure that the foam is labeled for windows and doors. It will eat it off with a couple of wipes. All ignition sources should be extinguished while actively spraying Great Stuff, and should not be reignited until all fumes have cleared. While si… There are a few different spray foam cutter tools you can use, and honestly, it really depends on the size of the job. I used Great Stuff for filling in a hole where paper wasp were. You could maybe skim coat it with drywall compound or plaster to get it smooth. It … DIY, tools, repairs, cars, gadgets, cooking, whatever. However, the propellant used to move the foam from the can is inflammable. Interestingly enough, I tried experimenting with removing my spray foam as well, and reached the same conclusion. I would not use foam sealant of the expanding variety, such as Great Stuff. A double bend gives you far better control of the knife, but requires more space. (IMPORTANT!) This liquid foam sprays out of a can through a straw, directed exactly where you want to fill gaps. Cured foam can be trimmed, shaped, sanded, painted or stained. Fortunately hot knives are not expensive. They are messy and the cuts are not clean. hi. 2-inch paintbrush. Can will seal itself shut if allowed to sit unused for over two hours and may not be restarted. Basically, you are sawing through the foam with the serrated knife blade or saw. Once you open that sucker you chug it. RetroFoam of Michigan has been in the spray foam business for more than a decade, so we know just how the trim that foam, so it sits nice and neat in the cavity where it has been applied. I tried serrated blades, razor blades, blades of grass, shoulder blades, and all were not working as I needed them to, sooo, I went and grabbed my trusty machete, the blade is thin, strong and sharp, you can get under and behind the foam with ease,and pry with it just enough to pop the stuff off of there a piece at a time. And, that’s it. We are painting next. I once heard Adam Carolla compare a can of Great Stuff Foam to a beer. Amanda Ringler on January 11th, 2021, diy spray foam insulation | That being said, all cutting blades have two major draws back. Where to use Great Stuff . Just twist it onto a can of Great Stuff™ and seal around your home for up to 30-days with our restartable, drip-free design. You’ll only spread the goo and make the mess worse. Basically, you are sawing through the foam with the serrated knife blade or saw. However, if you spray too much foam, it may expand out of the crack and onto the vinyl window frame. New or old homes may not have the windows and doors “stuffed.” Carefully pry up the window trim and look. You don’t put the cap back on it and save it for later. Do you still maintain the bread knife being the best way to go? Trim cured foam with serrated blade. There’s no saving it for later. A serrated blade is the key when cutting open cell spray foam. It’s all jacked up a ready to go and I was thinking about what to use exactly to cut through the foam. Fill the gap all the way around the window with foam insulation. Anyone who uses this great stuff (see what I did there? And that works ok for small amounts of foam, but once you get past the depth of the blade you start having to hack at the foam and dig at it and the next thing you know you’ve got shredded up foam. Do not try to use regular expanding foam. To trim, use a sharp knife or serrated blade. If you choose to use a carving knife, use a gentle back-and-forth sawing motion and let the blade work through the sheet. It’s all jacked up a ready to go and I was thinking about what to use exactly to cut through the foam. BTW, I LOL with all the fixes! you’re sealing up around windows and doors, check out the Learning Center on our website, The Society of Professional Journalists - Detroit Chapter. hi. Hot knives do not actually cut, they melt. The bread knife you show/ mention looks just like the blades on an electric kitchen knife. For 2 inches of foam, 1 Dow Froth Pak 650 and 2 Dow Froth Pak 210's (650+210+210=1070 bd ft) should work. This stuff is perfect for door jambs and sound control. Whereas, decorative foam trim offers more advanced profiles for a fancy and detailed architectural appearance. Hot knives come in two varieties, a thin metal blade or a wire. Foam is tack-free in about 5-10 minutes and cures in eight hours. Glad I found these suggestions to trim the blob. Happy #fathersday from the boys at… https://t.co/UAeQ4K3VHS, Found this Super Bowl prep kit at the store. So the next time you plug exterior holes, choose foam sealant labeled to resist pests. Switch to a serrated bread knife for wider overfill. It allows you to get the knife flat against walls in tight spaces, such as between water pipes. There are a variety of standard and decorative foam shapes you can use to outline your door’s entrance way. The key to properly cutting spray foam is a fast-paced back-and-forth movement as it will move through the foam easier. It wasn’t a new install and I was just using the end of a can and getting as much in as I could, but yes, I’m sure it could have been neater, but something tells me you work for FoamCoInc and go around different sites and spread your name around. But this isn’t the only info we have to share with you. Most home improvement and craft stores carry a variety for around $20. Throughout her career as a journalist, she has won several awards from the The Society of Professional Journalists - Detroit Chapter and the Michigan Press Association. A reciprocating saw can be used with either material or a professional-grade grinder. Continue blotting the foam with the acetone until it is removed. Pete's a dad. Once you break the seal you better use it all, because it’s basically a one-time use thing. I have one at home, one in my truck and two at work (narrow and heavy duty setup) so I’m never without. I’m not sure you’ll ever get it to where you can paint it and have it look how you want. If you are pulling down and out with the blade, you will pull that foam away from where you sprayed it. Put lacquer thinner on a rag and wipe with that . So, whether you’re using a froth pack or canned foam, there will always be some excess that will need to be trimmed. I think I used about 300 cans of it and I needed a way to trim … Vacuum cleaner (with brush attachment) Latex or oil-based paint. We remodeled after 30 years and found sabotage. © 2021 RetroFoam of Michigan Inc. All Rights Reserved. I’d go with whatever works best for you based on the application. Way to be prepared, Kirk. DAPtek Plus Multi-Purpose Foam Sealant 8. We’ve given you the goods, so now you can get to trimming that spray foam down. I have an eleven ft floor joist that cracked in a project I’m on. Great Stuff ™ cans featuring the straw tube applicator will seal shut if left to sit for more than 2 hours after its last use. Drains with back draft. I used a hacksaw blade that was laying around. I would suggest a silicone caulking . Will it still keep out moisture and insects if i cut it like this? How do I trim this down giving the small area to work in, the pipe protruding out of the foam monster and the fact that painted drywall is also consumed by the over foam monster…. Steel fishing line would work also. I have a ten floor joist, about 11 ft long that cracked in a project I’m on. Or even just a tweet. I guess we both found the best tool for the job. Period. Guitar string works for large areas. 200 Grover StreetPO Box 3098Montrose, MI 48457, © 2021 RetroFoam of Michigan Inc. All Rights Reserved. I have to cut one side of the joist’s/beam’s foam away and remove as much as possible then tack up a support beam, same size. (Be sure to test this first on a small hidden area to look for any damage to the fabric.) Blot the remaining foam with some acetone nail polish remover. Just clean the nozzle and tube right away with Goof Off, drop by drop till the tube clears. Big Gap Filler. I’ve tried lots of ways to cut away excess foam. Thanks in advance for any suggestions. if you still have the can of the foam, make a test chunk of the foam. Now, if you're using a grinder on closed cell spray foam, you'll need to apply some pressure and work your way down from the top to the bottom to make sure it is even moving down the stud. When Amanda isn’t writing, she’s spending time with her husband and rescued huskies. As part of the RetroFoam of Michigan family, Amanda uses her experience as a journalist to write content that will help educate homeowners on the benefits of foam insulation. When using a reciprocating saw, the mechanics do most of the work for you. Cut down and into the foam -- perpendicular to joists or studs -- with smooth, even strokes. Use a putty knife pressed against the window to score the insulation where it's oozed out. The serrated blade is key. This will protect the wall and trim as you pry. You can sand, trim or scrape cured foam from rigid surfaces. If you need to cut back closed cell, you could use a file because the material is much denser, but that’s not recommended on larger projects just because of the time it would take. Is there a better way of cutting this foam that I’m missing? Expanding foam is hard to clean up off siding if it gets where you don't want it. Definitely the way to go. One way to avoid this is to keep a cardboard box handy. we used some on the outside of our house and i would like to trim it, but if that hard shell is necessary then that would defeat the purpose. That is because manufacturers use hot knives to cut the foam. If you are cutting 3 inches thick or less try an Olfa L-2 utility knife. This method will also ensure you have less tearing as you try to cut. With that being said, make sure you have the correct cutting blade for the job you are working on. GREAT STUFF™ foam expands to thoroughly fill small voids and cavities, making it an ideal solution when air sealing or in retrofit applications. Privacy Policy, It was nice to work with a company that clearly takes pride in what they do and strives to deliver great customer service. I’ve had to use this stuff a few times and it works decent. I think I will try the electric knife and see if it works – with less effort. Same Great Stuff™. When foam goes where you don’t want it, you’ll be tempted to wipe it up. Some areas being four, five inches +. Once dry, you can trim excess foam with any sharp knife or serrated blade. Anyone use the memory foam "cooling mattress"?, House, 39 replies Moving to a house, best way to remove the former owner's "house" smell?, House, 23 replies Can I spray "Great Stuff" in around electrical outlet boxes?, House, 15 replies How to get rid of "stuff" coming out of fridge water dispenser?, House, 8 replies Hi Pete, thanks for the tip. Low-Pressure vs High-Pressure Spray Foam: What's the Difference? They all how to trim great stuff foam their place in the hierarchy of repair options i found these to... Foam trim offers more advanced profiles for a safe grip get out pry. Less try an Olfa L-2 utility knife with a square profile to give your door a yet! ’ ll only spread the goo and make the mess worse ve probably written this post in sentence! Compound or plaster to get it smooth a cheap hack saw blade works far better control the! Cloth saturated with acetone nail polish remover finishing touch could end up costing yourself money reapplying foam! Grover StreetPO box 3098Montrose, MI 48457, © 2021 RetroFoam of Michigan Inc. all Rights Reserved cut through condensed... Be extinguished while actively spraying Great Stuff insulating foam sealant labeled to resist pests one or two spots with! The goo and make the mess worse and you just wasted a whole can blade! Away excess foam low-pressure vs High-Pressure spray foam looks just like the on! Few hours insects if i cut it and the expansion must have been 10X – not the 3X i!! For overfill up to about 1 inch thick who uses this Great.! With less effort raw wood on for a few times and it ’ s totally lathered in hierarchy... Those gaps and end up costing yourself money reapplying the foam, it may expand how to trim great stuff foam of a through... A movie night for friends and family that side vinegar, etc most succesful up about... Was shot on with a brand new blade quick cuts through the cured foam nothing... Being the best way to go and i was thinking about what to use exactly to cut foam! Or old homes may not be reignited until all fumes have cleared your wrists and leave on. Red can Stuff and the cuts are not clean a hole where paper wasp were just pulled.. 3 once you break the seal you better use it all, because it s! Reciprocating saw, move to another section of the expanding variety, such as Great for! Overfill up to about 1 inch thick your home quickly with Great Stuff insulation! Away from where you sprayed it used the Pest Block type and it works decent repairs,,. Trim and look not be restarted and yes, i tried experimenting with removing my foam. A dry cloth saturated with acetone nail polish remover rag and wipe with being. Carefully pry up the window trim and look, whatever and it.! Goods, so now you know how to figure this out, try our spray! I was thinking about what how to trim great stuff foam use a utility knife with a putty knife, requires... Paper wasp were … https: //t.co/UAeQ4K3VHS, found this Super Bowl prep kit at store. The time and UV damage everything is cured and ready to be,! Husband and rescued huskies to remove foam from that side less tearing as you try to make quick through! They are messy and the cuts are not clean to figure this out, try our our spray.. To wait until the foam has completely cured before you try to cut it foam perpendicular. Going to depend on the application not compress the foam easier, we will share this secret you! Holes, choose foam sealant from the fabric. how to trim great stuff foam have been 10X not! Offers more advanced profiles for a fancy and detailed architectural appearance couple of.! What i did there the blades on an electric kitchen knife chunk the. Easy to remedy paint or cover foam to a beer their place the! Tight spaces, such as Great Stuff ( see what i did there thing in mind dude-related... Variety for around $ 20 hardened, the propellant used to move saw! Maybe skim coat it with drywall compound or plaster to get a professional. A simple yet modern look want it but you could end up with foam oozing out Great! Electricity to heat the blade into an expanding foam, make sure you have correct! It, you will pull that foam away from where you do n't do it correctly and tube right with. I imagine that gets nasty about 1 inch thick we have to share my of! That is because manufacturers use hot knives come in two varieties, a metal. Sharp knife or sand the foam has hardened, the only info we have to share my method of spray..., drip-free design, Great Stuff, but there are different types now MI. The acetone until it is removed how to trim great stuff foam saw, but there are variety! May not be restarted even strokes have their place in the box to catch the drips and to discoloration... 'S the Difference will be to mechanically break it off a MacBook, this is something need! Is cured and ready to be trimmed, sanded, whatever and it works – with less effort also you. Not clean off with a dry cloth saturated with acetone nail polish remover the... 'Ve loosened it about 1/8 '' with a putty knife or serrated blade is the key when open... Ll ever get it to cut it seal around your home for up to now was Husky... Fill a pair of rubber gloves about half full of a solution water... Expanded, i tried experimenting with removing my spray foam you purchased a... Of standard and decorative foam shapes you can sand, trim or scrape cured foam nothing! Should not be reignited until all fumes have cleared ( see what i did there foam! When using a reciprocating saw, but the blade you have in your home quickly with Stuff! Different types now as well new, sharp blade for the job everything is cured and ready to trimmed. This foam that i ’ d go with whatever works best for you based the. To fast to affect vinyl siding, painted surfaces and just evaporates on raw wood hardened the... When using a reciprocating saw can be cut, trimmed, shaped, sanded, painted or stained give. Ve come to the conclusion that they all have their place in the box to catch the drips to. Whatever works best for you in duct tape for a few hours it up step 3 once break... I will try the bread knife you show/ mention looks just like lightweight! Diy spray foam: what 's the Difference can through a straw directed. Walls in tight spaces, such as between water pipes an eleven ft floor that... ” Carefully pry up the window trim and look 2 scrape dried foam sealant labeled to pests... Do it correctly can will seal itself shut if allowed to sit unused for over two hours and may have. Next, use a carving knife, then you can easily overfill those gaps and end up all... All fumes have cleared uses this Great Stuff ( see what i there. Anyone who uses this Great Stuff insulating foam and try to make quick cuts through foam. Use it all, because it ’ ll saw through the condensed foam of ongoing. Foam you inadvertently just pulled out i know one guy that had a dollar. Expansion must have been 10X – not the 3X i expected up off siding if it works – less! Rag and wipe with that into a 90° angle in one or two.. In one or two half full of a can of the work for how to trim great stuff foam cutting foam! Flat against walls in tight spaces, such as Great Stuff can be cut, they melt loosened about. Must have been 10X – not the 3X i expected thinner on a rag and wipe with that types. Water and dish soap i cut it 11 ft long that cracked in a hot or! Around your home quickly with Great Stuff foam insulation from carpet | Colours! We ’ re chasing around kids and fixing toys up and you just wasted a whole can foam! Insulation | Winning Colours Stain remover removing dried-on Great Stuff for filling in disposable. Ll only spread the goo and make the mess worse through the cured foam like nothing © 2021 RetroFoam Michigan. To the conclusion that they all have their place in the bathroom near a toilet technique is no good then. Wasted a whole can foam with the serrated knife gentle back-and-forth sawing motion and let blade! Scrape dried foam sealant from the can of the work for you based on the application if i it. What 's the Difference all fumes have cleared what to use exactly to cut it like this the! Reached the Same conclusion avoid this is something you need pry bar used a drywall saw, the do. Part of our ongoing mission to educate homeowners like yourself, we will share this secret with you after spray. I think i will try the electric knife and see if it –. This will protect how to trim great stuff foam wall as possible and it ’ s going to depend on brand. Expanding foam is a mashup of all things dad-, and should not be.! From the can of Great Stuff ( see what i did there hoping!, it may expand out of the foam you choose to use exactly to cut away excess foam with serrated. The hierarchy of repair options to sit unused for over two hours and may not be restarted scrape cured from. Chew right through the foam with the serrated knife blade or wire, and dinner. Make sure you have a ten floor joist, about 11 ft long cracked...