20 Best Insulation Knives of 2022

Are you looking for the best insulation knives ? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling insulation knives .

Having trouble finding a great insulation knives ?

This problem is well understood by us because we have gone through the entire insulation knives research process ourselves, which is why we have put together a comprehensive list of the best insulation knives s available in the market today.

After hours of searching and using all the models on the market, we have found the best insulation knives for 2022. See our ranking below!

We Recommended:

# Preview Product
1 Fuller Tool 320-0100 Insulation Knife - Double Sided Fuller Tool 320-0100 Insulation Knife - Double Sided
2 Red Devil 4609 Batting Knife, 8', Brown Red Devil 4609 Batting Knife, 8", Brown
3 Hyde Tools 60780 Square Point Knife, 8-Inch by 1-Inch/14-Gauge Wood Handle Hyde Tools 60780 Square Point Knife, 8-Inch by 1-Inch/14-Gauge Wood Handle
4 ALLEX Insulation Knife with Sheath Japanese Stainless Steel 8 Inch Long Cut, Insulation and... ALLEX Insulation Knife with Sheath Japanese Stainless Steel 8 Inch Long Cut, Insulation and...
5 ALLEX Insulation Knife Wood Handle Japanese Stainless Steel 8 Inch Long Cut, Insulation and... ALLEX Insulation Knife Wood Handle Japanese Stainless Steel 8 Inch Long Cut, Insulation and...
6 Everhard X-Long Cut Insulation Knife 5' blade MK46300 Everhard X-Long Cut Insulation Knife 5" blade MK46300
7 Everhard Long Cut Insulation Knife with 3-5/8' long blade MK46000 Everhard Long Cut Insulation Knife with 3-5/8" long blade MK46000
8 Morakniv Craftsmen 7350 Insulation Knife with Serrated Stainless Steel Blade, 13.8-Inch Morakniv Craftsmen 7350 Insulation Knife with Serrated Stainless Steel Blade, 13.8-Inch
9 Dexter-Russell SG142-8TE-PCP Sofgrip, White Handle, 8' Blade Dexter-Russell SG142-8TE-PCP Sofgrip, White Handle, 8" Blade
10 7 in. CenterFire Insulation Knife Kit for cutting foam and batt insulation 7 in. CenterFire Insulation Knife Kit for cutting foam and batt insulation
11 Malco DK6S Double-Sided Smooth and Serrated Duct Knife Malco DK6S Double-Sided Smooth and Serrated Duct Knife
12 Cable Knife Stripping Tool,Insulation Electrician Knife Insulation Cable Stripper Dismantling Knife... Cable Knife Stripping Tool,Insulation Electrician Knife Insulation Cable Stripper Dismantling...
13 Electric Foam Cutter Knife Sponge Peral Foam Cutting Tool Groove Slotting Air-cooling Hot Heat... Electric Foam Cutter Knife Sponge Peral Foam Cutting Tool Groove Slotting Air-cooling Hot Heat...
14 Bullet Tools - CT51-1927 CenterFire Shut-N-Cut Batt Insulation Cutter 2 Bullet Tools - CT51-1927 CenterFire Shut-N-Cut Batt Insulation Cutter 2
15 Hercules Cordless Mineral Wool Saw & Insulation Cutter, Model IK-340 – Electric Serrated Knife for... Hercules Cordless Mineral Wool Saw & Insulation Cutter, Model IK-340 – Electric Serrated Knife...
16 SIMOND STORE Ceramic Fiber Insulation Blanket Roll, 8# Density 2300F, 1' X 24' X 6.20' Fireproof... SIMOND STORE Ceramic Fiber Insulation Blanket Roll, 8# Density 2300F, 1" X 24" X 6.20' Fireproof...
17 Murphy Hawkbill Carpet Insulation Lineman Knife Murphy Hawkbill Carpet Insulation Lineman Knife
18 Bullet Tools 7 in. CenterFire Insulation Knife Blade (3pk) for cutting foam and batt insulation -... Bullet Tools 7 in. CenterFire Insulation Knife Blade (3pk) for cutting foam and batt insulation -...
19 Bullet Tools CB50-1107 7 in. CenterFire Insulation Knife Blade for cutting foam and batt insulation Bullet Tools CB50-1107 7 in. CenterFire Insulation Knife Blade for cutting foam and batt insulation
20 Hultafors 389010U Insulation Knife FGK Hultafors 389010U Insulation Knife FGK

20 Best Insulation Knives Reviews in 2022

Bestseller No. 1
Fuller Tool 320-0100 Insulation Knife - Double Sided
  • Specifically designed to cut mineral wool and other types of insulation
  • 11" Stainless steel blade.
  • Composite grip for comfort
  • Quality you can depend on.
  • Backed by Fuller's Limited Lifetime warranty
Bestseller No. 2
Red Devil 4609 Batting Knife, 8", Brown
  • Use for cutting foam and fiberglass insulation
  • Hardwood handle
  • Hardened high carbon, high alloy, stainless steel blade gives enhanced sharpness, edge holding, and ease of re-sharpening
  • Corrosion resistant
  • Click on the Red Devil Link at the top of this page to see more from Red Devil
Bestseller No. 3
Hyde Tools 60780 Square Point Knife, 8-Inch by 1-Inch/14-Gauge Wood Handle
  • Hardened high carbon chrome vanadium steel blade
  • Ground and tempered to precise tolerances
  • Smooth hardwood handle
  • Blade is securely riveted and locked in place with a strong nickel plated ferrule
Bestseller No. 4
ALLEX Insulation Knife with Sheath Japanese Stainless Steel 8 Inch Long Cut, Insulation and...
  • Utility Insulation Cutting Tool: It is an easy-to-use Japanese insulation cutter. This versatile knife is ideal for cutting various insulator...
  • Razor Sharp Japanese Steel: The blade uses Japanese high-grade stainless steel. The excellent sharpness of the Japanese steel knife minimizes chips...
  • Long and Serrated Blade: The 8 inch long blade can cut even large-sized insulation materials. It has a unique wave blade edge (serrated blade)...
  • Safety Blade Cover: It comes with a blade cover that is convenient for safe carrying. You can also store it safely at home or in your workplace.
  • Overall Length: 13" / Blade Length: 8" / / Blade thickness: 1.5 mm / Weight 4 oz / Made in JAPAN
SaleBestseller No. 5
ALLEX Insulation Knife Wood Handle Japanese Stainless Steel 8 Inch Long Cut, Insulation and...
  • Utility Insulation Cutting Tool: Utility Insulation Cutting Tool: It is an easy-to-use Japanese insulation cutter. This versatile knife is ideal for...
  • Razor Sharp Japanese Steel: The blade uses Japanese high-grade stainless steel. The excellent sharpness of the Japanese steel knife minimizes chips...
  • Long and Serrated Blade: The 8 inch long blade can cut even large-sized and pipe shaped insulation materials. It has a unique wave blade edge...
  • Safety Blade Case: It comes with a blade cover that is convenient for safe carrying. You can also store it safely at home or in your workplace.
  • Overall Length: 13-3/4" / Blade Length: 8" / Blade thickness: 1.5 mm / Weight 5.64 oz / Made in JAPAN
Bestseller No. 6
Everhard X-Long Cut Insulation Knife 5" blade MK46300
  • Our Longest Blade Yet – The 5″ blade cuts through today;s thicker IsoBoard and other insulation.
  • Consistent Edge Quality – The precision ground blade is double-beveled on all three edges.
  • High Carbon Spring Steel – Hardened and tempered to provide a long-lasting edge with the ideal combination of rigidity and flexibility.
  • Manufacturers List Price $9.50
Bestseller No. 7
Everhard Long Cut Insulation Knife with 3-5/8" long blade MK46000
  • Blade is longer than similar style knives. Great for Roofing ISO board.
  • Consistent edge quality. Sharp on all sides for stabbing and easy cutting.
  • High carbon spring steel
  • Overall length: 7-1/2" - blade length 3-5/8"
  • Manufacturer's Retail Price $8.50
Bestseller No. 8
Morakniv Craftsmen 7350 Insulation Knife with Serrated Stainless Steel Blade, 13.8-Inch
  • Professional grade trade knife with serrated stainless steel blade
  • Extra-long serrated blade for cutting insulation
  • Ample-sized plastic handle to fit your hand even when wearing gloves
  • Limited lifetime manufacturer’s warranty.
  • Blade Thickness: 0.06" (1.5 mm), Blade Length: 13.8" (350 mm), Total Length: 19.7" (500 mm), Weight: 8.4 oz. (238g)
Bestseller No. 9
Dexter-Russell SG142-8TE-PCP Sofgrip, White Handle, 8" Blade
  • Tiger Edge Scalloped blade is Ultra-sharp
  • Cuts through anything including frozen bait
  • DEXSTEEL Stain Free blade
  • Textured non slip handle is soft to the grip
  • Use by professional fishermen
Bestseller No. 10
7 in. CenterFire Insulation Knife Kit for cutting foam and batt insulation
  • Easily cuts notches and squares around outlets, and circles in sheets
  • Flexible blade for quickly cutting expanded foam around windows
  • Non-serrated edge eliminates dust and debris
  • Handles “hard to cut” insulation like denim and rockwool
  • Long-lasting carbon steel blade outlasts most other blades
Bestseller No. 11
Malco DK6S Double-Sided Smooth and Serrated Duct Knife
  • Cutlery grade steel blades
  • Puncture Resistant Nylon Sheath
  • Double edged knife
  • Blade is resharpenable
  • Ergonomic cushioned handle offers comfortable sure grip
Bestseller No. 12
Cable Knife Stripping Tool,Insulation Electrician Knife Insulation Cable Stripper Dismantling Knife...
  • There are fixed hook-shaped blades, sickle-shaped, guide shoes at the blades, with non-slip handles.
  • Wide range of applications, such as instrument installation and circuit breaking
  • Made of plastic and reinforced glass fiber, the soft plastic material of the handle provides better grip.
  • The blade is made of stainless steel, durable, anti-rust and anti-corrosion
  • Ergonomically designed safety handle for more comfortable grip
Bestseller No. 13
Electric Foam Cutter Knife Sponge Peral Foam Cutting Tool Groove Slotting Air-cooling Hot Heat...
  • [Information]: Voltage: 110V/50Hz; Power: 190W; Max temperature: 500 degree; Body weight: 610g; Power cord length: 3.0m; Adjustment button: 16 steps;
  • [Application]: suitable for cutting EPS, XPS foam boards for building walls, houses and ground insulation.
  • [Advantages]: cutting foam, sponge, KT board, pearl cotton, EVA, extruded plate, polyvinyl chloride, benzene board and so on, cutting, oblique...
  • [Package include]: Electric Foam Cutter*1; Large/small slotting boards; Guide device*1; Sculpture Plate*1; Pliers/brush; T-ruler*1;Flexible blades*2;...
  • [Warranty]: One year warranty (not include the blades!)
Bestseller No. 14
Bullet Tools - CT51-1927 CenterFire Shut-N-Cut Batt Insulation Cutter 2
  • A must-have insulation cutter for professional installers
  • Compresses material up to 80% for faster cuts
  • Lightweight (9 lbs.) and easy to carry around your jobsite
  • Elevated system prevents knife from dulling against hard surfaces
  • Cuts acoustic panels, denim, polyester, mineral fiber, and polyethylene
Bestseller No. 15
Hercules Cordless Mineral Wool Saw & Insulation Cutter, Model IK-340 – Electric Serrated Knife for...
  • 💪 The Hercules IK-340 is designed for cutting insulation, rock wool rolls or panels.
  • 💪 Cuts other insulation materials such as mineral wool, sheep wool, cellulose wadding, glass wool.
  • 💪 Cordless and rechargeable, capable of delivering up to 3,000 strokes-per-minute.
  • 💪 Soft grip and ergonomic design for increased maneuverability, quick-stop trigger and hand guard for operational safety.
Bestseller No. 16
SIMOND STORE Ceramic Fiber Insulation Blanket Roll, 8# Density 2300F, 1" X 24" X 6.20' Fireproof...
  • Fireproof Insulation: Ceramic fiber blanket, rated to temperature of 2300F, 1" X 24" X 6.20', density 8lbs
  • Low Thermal Conductivity, Low Heat Storage, High Tensile Strength and Thermal Shock Resistance
  • Chemical composition: Alumina (32%-34%), Silica (49%-52%), Zircon (14%-18%)
  • Uses: Insulation for Home Foundries, Forges, Kilns, Blacksmiths, Knife Making, Bead Making, Furnace, Ovens
  • Quality: Company follows strict standards to maintain quality in our product and services. We have ISO 9001-2008 Quality System Certification
SaleBestseller No. 18
Bullet Tools 7 in. CenterFire Insulation Knife Blade (3pk) for cutting foam and batt insulation -...
  • Easily cuts notches and squares around outlets, and circles in sheets
  • Flexible blade for quickly cutting expanded foam around windows
  • Non-serrated edge eliminates dust and debris
  • Handles “hard to cut” insulation like denim and rockwool
  • Long-lasting carbon steel blade outlasts most other blades
Bestseller No. 19
Bullet Tools CB50-1107 7 in. CenterFire Insulation Knife Blade for cutting foam and batt insulation
  • Easily cuts notches and squares around outlets, and circles in sheets
  • Flexible blade for quickly cutting expanded foam around windows
  • Non-serrated edge eliminates dust and debris
  • Handles “hard to cut” insulation like denim and rockwool
  • Long-lasting carbon steel blade outlasts most other blades
Bestseller No. 20
Hultafors 389010U Insulation Knife FGK
  • The blade is made from 2" (50 mm) wide carbon steel.
  • A serrated edge makes it easy to cut through all types of insulation.
  • Both the handle and holster and made from super-durable plastic.
  • Cm scale on the blade makes for quick measurements.
  • Holster included.

How Do You Buy The Best Insulation Knives ?

Do you get stressed out thinking about shopping for a great insulation knives ? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching insulation knives , which is why we have assembled a comprehensive list of the greatest insulation knives available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for insulation knives that you consider buying. Your questions might include the following:

  • Is it worth buying an insulation knives ?
  • What benefits are there with buying an insulation knives ?
  • What factors deserve consideration when shopping for an effective insulation knives ?
  • Why is it crucial to invest in any insulation knives , much less the best one?
  • Which insulation knives are good in the current market?
  • Where can you find information like this about insulation knives ?

We’re convinced that you likely have far more questions than just these regarding insulation knives , and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for insulation knives , rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible insulation knives . Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an insulation knives buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available insulation knives currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of insulation knives has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an insulation knives ?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your insulation knives .
  5. Customer Ratings: Number ratings grade insulation knives objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their insulation knives .
  7. Product Quality: You don’t always get what you pay for with an insulation knives , sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an insulation knives is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining insulation knives information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding insulation knives is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!