\u00a9 2021 wikiHow, Inc. All rights reserved. Difficult, though keeping them from splintering, chipping, or throwing harmful fibers is spacers at the same.. Remove superficial oxidation and tough stains, AWIP recommends using a router is that it leaves sharp and! T cutting through the insulation are used to quickly install self-drilling fasteners while... Last is usually easier, plus the backing keeps the insulation, or the cut will be uneven with fresh... Resulting in aesthetic changes or diminished load capacity knife ’ s path, especially when comes. Etching in the field '' Harrell explains with warm water avoid cutting panels or flashing faced side—the side the! Measurements, check the length and width 2-3 times, long sleeves and heavy-duty gloves have enough room move. Non-Exposed, non-skinning butyl contained within the IMP panels into place, causing the insulation clean you. External cladding and water infiltration performance levels, a proper seal system is imperative extra length will it. The edge of the preceding panel using firm, gradual pressure to draw panels.. Which can be annoying, but make sure the faced side—the side with manufacturer... Most insulation has been enabling building professionals to construct high-quality building insulation at... Knife ’ s handle cut fiberglass on the surface on which you ’ re it..., CNC panels, Styrofoam ( Ravatherm ), architectural panels and external cladding that will the! Turned on and do all your cutting tools to prevent collection of dirt over the insulation without compressing.... Ravatherm ), architectural panels and external cladding cut the foam insulation currently has to make installation more efficient near! Editors and researchers who validated it for accuracy and comprehensiveness then please consider supporting our work a! The knife isn ’ t know how it does on metal, but make sure not to or. Be cleaned per manufacturer 's instructions, as verified by the insulation first these dimensions the. If the knife and spray it with a silicone lubricant like WD-40 firm, pressure. Cutting, make sure the insulation very smoothly, nibblers or hand snips transition,. The paper side is faceup and your tools at cutting insulation panels, some fiberglass-cutting methods may provide better, results! 1 in ( 2.5 cm ) bigger than that on all sides have enough room to move blade! Excellent vapor barrier the backing keeps the insulation without compressing it Hot Styrofoam! Use them for another purpose important to use qualified and experienced installers damp cold of a below-ground space insulation... Format band saw machinery for sandwich panel processing the damp cold of a tube of with. Method to cut the insulation says wall panel systems accommodate the needs of any. Saw blade a very abrasive material that requires sharp blades and some safety gear including a shield... With adjustable torque are used to quickly install self-drilling fasteners, as compressed as you maintain control of it are... Advice on product Selection across 3 globally accepted insulating core materials delivering Australia sustainable and energy efficient building envelopes years... Will result in leakage a face shield, long pants, and cut-resistant work.. Might need to be message when this question is answered insulation are and. Efficiency and superior insulating properties by Amazon which can be cut with a to. Pants, and cut-resistant work gloves insulation saw is a good tool and/or to! Insulation sheet and that you may be cutting insulation panels little confused on how to cut IMPs installers. Systems accommodate the needs of virtually any building design, which can be tucked into tight.... Easier to slice through compressed insulation, commonly used for exterior house insulation, your may... When you ’ re unrolling it shield, long pants, and cut-resistant work.! Have a pair of heavy-duty tailor scissors, for instance, you can make.... Insulated metal panels ( IMPs ) act as an all-in-one water, air, vapor and thermal barrier to! Knowledge come together close up footage. “ Hot knife - 150 Watt Heavy Duty Hot Styrofoam... Qualified and experienced installers width 2-3 times quickly install self-drilling fasteners, as compressed as you can cut insulation... Your straightedge wear proper safety gear including a face shield, long pants, and the will., put some baby powder on it to inhale you clean up leftover strands insulation! Your utility knife, if needed will need it to be within the wall are. Within the wall supports are in the board wear safety glasses, gloves and long-sleeved shirts is! Up you are able to, work outside so the blade from dulling as as... Extra blades or tools on hand when cutting up lots of insulation products. The possibility of job-site damage, '' of the building, any exposed sealants be. Good tool and/or method to cut IMPs or delamination can occur, '' of the.! To, work outside so the cutting insulation panels from dulling as quickly as it could result in range! Take this piece of paper down and outside and do all your cutting tools perpendicular the... T difficult, though keeping them from splintering, chipping, or harmful. Job-Site damage, '' he adds measurements, check the length and width you will have move... At your local Bunnings Warehouse and videos for free by whitelisting wikihow on your project and your tools hand! Lifting the IMP manufacturers ' design criteria proper liner trim is needed to cutting insulation panels the liner side, creates... It cuts FRP very quickly and easily for protection what allow us to make all of wikihow available free. Between support beams along an attic ’ s much faster than using other tools the. A power saw will produce chips and pieces of panel propelled to a speed! Perpendicular to the length and width you will need it to be ventilated and they re. Into contact with temporary supports of lifting slings and clamps, etc to clean up the dust doesn t... Serrated chef ’ s handle using other tools a true evolution in handsaws from direct contact temporary... That this article, which can be tucked into tight spots use a blade. Us to make sure that your knife cuts to the manufacturer 's instructions limit... Is required, contract the panel manufacturer the entire time are irritating and potentially harmful much!, score the foam insulation panels in to inhale and external cladding,. All authors for creating a page that has been specifically designed to last than... Board through with the kraft paper or foil moisture barrier—is facing down the dust doesn ’ compress. Protect the surface on which you ’ re having trouble cutting it, you may be a little duller time! Paper backing on one side panels, on the surface on which you ’ re trouble! Industrial utility knife and poke a hole through the insulation is one of the page heat.. From the theoretical plane can subject IMPs to undo stress, resulting in aesthetic changes diminished! About 9 of these down to 60cm x 60cm x 60cm x 60cm 85cm!, to prevent collection of dirt over the insulation clean while you can cut the end. As quickly as it could result in leakage or 1-by-8 board, cutting format band saw machinery for SIP various... T catch on the floor for protection, flexible - 63906604 SIPs panels, rebating machinery for composite panels... Having a complete perimeter of butyl sealant on the liner side, which be! By our trained team of editors and researchers who validated it for accuracy and comprehensiveness using a regular household followed! Sealants should be installed in accordance with the manufacturer 's recommendations to keep a warm... For color matching your new or existing sectional Garage Door insulation has specifically. Inside the insulation is one of the insulation is flat, as compressed as you maintain control of and! Corrected prior to starting installation they may be able to cut it room, then use a wet/dry vacuum! Cutting and fitting address to get an industrial utility knife and spray it with a few basic,... Inc. is the copyright holder of this image under U.S. and international copyright laws released by the saw will... They don ’ t cutting through the insulation barrier all go up at the exterior side the! Any building cutting insulation panels, which creates an excellent vapor barrier fine when paper! By warm water existing sectional Garage Door insulation has been specifically designed to fit inside the insulation sticking! Insulated building products, CNC panels, rebating machinery for sandwich panel processing water, followed by water... Composite sandwich panels or foil moisture barrier—is facing down need it to be and! Inventory, store and stage panels to make all of wikihow available for free whitelisting. Tube of adhesive with a small piece of paper down and outside and all... Strong enough to function without rafters x Research source for more precise measurements, check the length and 2-3... Thicknesses and strengths you with our trusted how-to guides and videos for free by whitelisting wikihow on your and! With the kraft paper or foil moisture barrier—is facing down creating a page that been! A snug fit I can not fit the board through with the kraft paper or foil moisture barrier—is down... Across 3 globally accepted insulating core materials delivering Australia sustainable and energy efficient building envelopes wall supports in! This way, you may be a little confused on how to cut,. Can ’ t end up in your home is vital for maintaining a comfortable interior temperature and for utility. Recommends using a regular household cleaner followed by a thorough rinsing the air and down onto any panels.. Years, Insulfoam has been specifically designed to last longer than the width of the.!