Finding the best expanding foam kit suitable for your needs isnt easy. With hundreds of choices can distract you. Knowing whats bad and whats good can be something of a minefield. In this article, weve done the hard work for you.
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Best expanding foam kit reviews
1. Foam It Green 602 Closed Cell Spray Foam Insulation Kit
Feature
Faster, easier & more convenientSeals & insulates in 1 quick & easy step
Saves time, money and stress
Proven better: 50K homes, 3K+ reviews, 4.8 stars
100% U.S. made & supported
2. Dow Froth Pak 650, Spray Foam Insulation Kit, Class A fire rated 650 sq ft
Feature
GAP FILLER! Large openings that let air into a home rob homeowners of money, energy efficiency and comfort. FROTH-PAK Foam Sealant is designed to fill gaps and penetrations greater than 2 in. quickly and affordably, helping eliminate unwanted airflow throughout a home.GREAT COVERAGE! FROTH-PAK 650 Sealant kit yields up to 650 board ft of foam (54.1-cubic ft). Industry-leading and customizable dispensing system helps ensure consistent flow rate, on-ratio application and complete dispensing of product. Uses include roof and wall junctions, wall and attic, electrical, mechanical and plumbing penetrations in the building envelope, bonds to wood, rigid foam, masonry, metal, drywall and more.
QUICK CURING! Chemical curing allows 2 part polyurethane foam to be dispensed, expand, and become tack free in seconds. Will skin over in 30-40 seconds and be completely cured in under 1 minute.
GREAT VALUE KIT: FROTH-PAK 650 Sealant Kit comes packed with everything you will need. Each kit includes: 15 ft hose and INSTA-FLO Gun Dispenser & Hose Assembly, Cone Spray Anti-Crossover Nozzles (16 cone nozzles, 8 fan nozzles), 1 Wrench (5/8"), 1 Petroleum Jelly Packet (5 g), and 1 Operation Instruction Manual. Note: Hose and Accessories Included Inside of "A" Box.
SPECIAL NOTE: Signature required at the time of delivery.
3. TotalBoat 2 Lb Density Expanding Foam Kit, 2 Part Closed Cell Polyurethane Liquid Foam for Boat and Dock Flotation, Insulation, Soundproofing and Filling Voids (2 Gallon Kit)
Feature
Marine-grade, 2-part liquid polyurethane expanding flotation foam with simple 1:1 mix ratio by volume. Sets up quickly, and cures at room temperature.Lightweight, 2 lb. density is ideal for adding buoyancy, insulating, soundproofing, and filling gaps or voids. For nonstructural applications only. Shelf life is 6 months from date of manufacture. Cures to a rigid, 94% closed-cell foam that resists water absorption, and is not affected by gas, oil, or solvents. Once fully cured, foam can be coated with polyester, epoxy, or vinyl ester resins, without melting. It can also be cut to desired shape easily.
Cures to a rigid, 94% closed-cell foam that resists water absorption, and is not affected by gas, oil, or solvents. Once fully cured, foam can be coated with polyester, epoxy, or vinyl ester resins, without melting. It can also be cut to desired shape easily.
Pourable polyurethane foam is very easy to use, expands rapidly, and hardens in place in about 5 minutes at 70-80F, with minimal shrinkage. Foam can be poured in separate batches to build up multiple layers, forming strong bonds between layers.
Sizes: Available in 2-Quart and 2-Gallon Kit sizes; Yield: 2-Quart Kit 2 cubic ft., 2-Gallon Kit 8 cubic ft.; Flotation Range (admixed): 75 lbs./qt. and 300 lbs./gal.; PROPER TEMPERATURE, TIMING, MIXING, and VENTING ARE CRITICAL TO ACHIEVING PROPER EXPANSION - Application Temperature: 75-80F; Mixing Time: 25 seconds (mix thoroughly; there should be no visible swirls in the material); Pouring Time Before Foaming Starts: 45 seconds; Full Expansion: Approximately 7 minutes.
4. TotalBoat 6 Lb Density Expanding Foam Kit, 2 Part Closed Cell Polyurethane Liquid Foam for Boat Flotation, Casting, Carving, Sculpture, Reinforcement and Void Filling (2 Gallon Kit)
Feature
2-part, high-density liquid polyurethane expanding pour foam cures very hard and rigid, with high compressive strength ideal for structural support, architectural castings, art-related applications, and flotation.6 lb. density formula is great for plug making, filling buoys, creating sculptures, and more.
Cures to a rigid, 94% closed-cell foam, where each individual cell traps air and prevents liquids like water, gas, and oil from penetrating.
Fast-setting, pourable polyurethane foam has a simple 1: 1 mix ratio that makes it very easy to use. Mixed foam expands rapidly, and hardens in place in about 5 minutes at 70-80F. To fill larger areas, pour foam in separate batches, building up multiple layers.
Sizes: Available in 2-Quart and 2-Gallon Kit sizes; Yield: 2-Quart Kit 3/4 cubic ft. , 2-Gallon Kit 3 cubic ft. ; Flotation Range (admixed): 23 lbs. /qt. and 92 lbs. /gal. ; PROPER TEMPERATURE, TIMING, MIXING, and VENTING ARE CRITICAL TO ACHIEVING PROPER EXPANSION - Application Temperature: 75-80F; Mixing Time: 25 seconds (mix thoroughly; there should be no visible swirls in the material); Pouring Time Before Foaming Starts: 65 seconds; Full Expansion: Approximately 5 minutes.
5. Froth Pak Dow 650, 2 Complete Close Cell Spray Foam Insulation Kits, Class A fire Rated, Covers 1300 sq ft
Feature
Fills cavities, cracks and expansion joints for insulation & air sealingStops energy loss by providing R-6.5 rating per 1 inch of thickness
Can be used to insulate stud wall cavities up to 2" thick
Kit yields up to 650 Board Feet of Foam, 1.75 foam density
Hose Kit included in Part A box, Signature required at the time of delivery
6. Liquid Urethane Rigid Pour Foam 2 Lb Density 2 Gallon Kit Total
Feature
Easy To UseVery Affordable
Sets Quickly To Save You Time
Provides Strong, Lasting Results
Water Proof , Sound Proof , Great For Flotation
7. AWF PRO Gaps and Cracks Kit - Great Stuff Pro Gaps & Cracks Polyurethane Foam Sealant 24 oz (2) - AWF Pro Foam Gun (1) - Great Stuff Pro Foam Gun Cleaner (1), Gloves (1) - Closed Cell Expanding Foam.
Feature
THE GAP AND CRACK ATTACKER! According to the US DoE, the average US home has a 1/2 mile of gaps and cracks. Air leaks account for 25-40% of the energy used for heating and cooling a typical home, resulting in higher utility bills. Fill the gaps and crack down on energy loss with GREAT STUFF PRO GAPS AND CRACKS INSULATING FOAM SEALANT!CLOSE THE GAP! Great Stuff Pro Gaps and Cracks is a gun-applied, expanding spray foam sealant for use all around the home. It is recognized as a fireblock sealant and is orange colored for easy recognition. The sealant is ideal for gaps and penetration up to 3" (75mm), expanding to form an airtight, water-resistant seal adhering to wood, metal, masonry, glass, and most plastics.
EASY TO USE! Pop the top off of the can, screw on the can onto the gun, open the gun's valve and you are good to go! If the can is not finished after the job is done, leave it on the can and close the valve until the next use. When it comes to the cleaner, however, remove the can from the gun after usage.
AWESOME VALUE KIT! Kit Includes: 2 Great Stuff Pro Gaps and Cracks 24oz Cans, 1 AWF PRO Foam Dispenser Gun, 2 Plastic Nozzles, 2 Plastic Straws , 1 Great Stuff Pro Cleaner Can, 1 Pair of Nitrile Gloves
GUARANTEED QUALITY! Not satisfied with the product? No worries, as we will offer you a full refund. Click the "Add to Cart" button now and fill those gaps and cracks!
8. AWP PRO Window and Door Kit - Great Stuff Pro Window & Door Polyurethane Foam Sealant 20 oz cans (12) - AWF Pro Foam Gun (1) - Great Stuff Pro Foam Gun Cleaner (2) - Low Expansion, Insulating Foam
Feature
FLEXIBLE WITHOUT COMPROMISE! Need the best quality sealant for windows and doors and their rough openings? Great Stuff Pro has you covered! GREAT STUFF PRO Window & Door Polyurethane Foam Sealant is a specially formulated, minimal-expanding foam with a low pressure-build that remains soft & flexible after curing. Foam can be formed without trimming to create long-lasting, airtight and water-resistant seals proven not to bow window or door frames when properly installed.WORKS HARD WITHOUT BEING HARD ON SURFACES! Window and Door is designed not to distort or bow window and door frames when applied correctly and will bond to vinyl, wood and metal frames.
EASY TO USE! Pop the top off of the can, screw on the can onto the gun, open the gun's valve and you are good to go! If the can is not finished after the job is done, leave it on the can and close the valve until the next use. When it comes to the cleaner, however, remove the can from the gun after usage.
AWESOME VALUE KIT! Kit Includes: 2 Cans of Great Stuff Pro Window & Door 20oz, 1 AWF PRO Foam Dispenser Gun, 2 Plastic Nozzles, 2 Plastic Straws , 1 Great Stuff Pro Cleaner Can, 1 Pair of Nitrile Gloves
GUARANTEED QUALITY! Not satisfied with the product? No worries, as we will offer you a full refund. Click the "Add to Cart" button now!
9. AWF PRO Gaps and Cracks Kit - Great Stuff Pro Gaps and Cracks Fireblock Foam Sealant 24 oz (12) - AWF Pro Foam Gun (1) - Great Stuff Pro Foam Gun Cleaner (2) - Closed Cell Expanding Foam.
Feature
THE GAP AND CRACK ATTACKER! According to the US DoE, the average US home has a 1/2 mile of gaps and cracks. Air leaks account for 25-40% of the energy used for heating and cooling a typical home, resulting in higher utility bills. Fill the gaps and crack down on energy loss with GREAT STUFF PRO GAPS AND CRACKS INSULATING FOAM SEALANT!CLOSE THE GAP! Great Stuff Pro Gaps and Cracks is a gun-applied, expanding spray foam sealant for use all around the home. It is recognized as a fireblock sealant and is orange colored for easy recognition. The sealant is ideal for gaps and penetration up to 3" (75mm), expanding to form an airtight, water-resistant seal adhering to wood, metal, masonry, glass, and most plastics.
EASY TO USE! Pop the top off of the can, screw on the can onto the gun, open the gun's valve and you are good to go! If the can is not finished after the job is done, leave it on the can and close the valve until the next use. When it comes to the cleaner, however, remove the can from the gun after usage.
AWESOME VALUE KIT! Kit Includes: 12 Great Stuff Pro Gaps and Cracks 24oz Cans, 1 AWF PRO Foam Dispenser Gun, 2 Plastic Nozzles, 2 Plastic Straws , 1 Great Stuff Pro Cleaner Can
GUARANTEED QUALITY! Not satisfied with the product? No worries, as we will offer you a full refund. Click the "Add to Cart" button now and fill those gaps and cracks!
10. Polymer Planet Liquid Urethane - 2-Part Closed Cell Rigid Pour Foam - 2 Lb Density - Fast-Acting Formula - Great for Boat Buoyancy, Flotation, Filling, Soundproofing, & Insulation - 1 Gallon Kit Total
Feature
LIQUID FOAM INSULATION - The ideal foam for marine applications, our liquid urethane is great for soundproofing and insulating. Use it to fill dock floats or gaps and cavities in boat parts.IMPRESSIVE STRENGTH - Urethane is both lightweight and extremely reliable. After curing into its rigid form, our insulating foam boasts a 95 to 98% closed cell structure with a 2-lb density.
EASY TO USE - Great even for novice boat owners! This pourable liquid urethane foam is very easy to work with and expands rapidly. Mix at a 1:1 resin to hardener ratio for best results.
QUICK SETTING - Our expanding foam has a short curing time and minimal shrinkage, leaving your boat ready for use just hours after application. The foam hardens in place within 10 minutes.
LONG LASTING RESULTS - Once cured, urethane is unaffected by gasoline, oil, fresh or salt water, or solvents, making it one of the most dependable and enduring materials for boating needs.
