Finding a expanding foam that suits your need and does its job well can be challenging. Overall, our tester reviews these expanding foam with giving ratings and marks for its durability, ease of setup and use. Also the expanding foam price will be fairly matched the product’s performance, plus with the attractive and sturdy design etc that comes with the product. We conducted hands-on testing for expanding foam and have the details guide and list provided below.
This is the ultimate buyers guide expanding foam.
A Quick Comparison of Our Favorites
6
The Best expanding foam
Loctite Tite Foam Gaps & Cracks White Insulating Foam Sealant 12 fl oz, 1 Can
$13.99
in stock
5 new from $13.99
Amazon.com
as of July 1, 2024 2:57 pm
Features
- Expands To Fill: Loctite Tite Foam Gaps & Cracks fills, seals, and insulates effectively around gaps and cracks up to 1 inch in size
- Premium Durability: Polymer foam based on purified and concentrated ingredients withstands harsh UV rays for long-lasting results
- High Density Foam: Offers high density with a uniform cell structure for durability and overall insulation for your remodeling needs
- Superior Flexibility: Withstands building and material movement without compromising its seal
- Strong Adhesion: Sealant bonds to most building materials like wood, concrete, brick, stone, metal, pvc, and more
20 oz Big Gap Filler Insulating Foam Sealant ( package may vary )
$8.98
in stock
13 new from $8.98
Free shipping
Amazon.com
as of July 1, 2024 2:57 pm
Features
- The product is 20Ozbiggap foam sealant
- Elegant design and smooth finish
- The product is manufactured in United states
- Exceptional adhesion to building materials
- Interior or exterior use
Red Devil 090806 Foam & Fill Large Gaps & Cracks Polyurethane Foam Sealant, 8 oz, Off White
$11.14 in stock
10 new from $6.31
Free shipping
Amazon.com
as of July 1, 2024 2:57 pm
Features
- FILLS LARGE HOLES, GAPS & CRACKS: Ideal for insulating and preventing drafts
- USE INSIDE OR OUTSIDE: Can be used anywhere around the home
- SANDABLE, PAINTABLE & STAINABLE: Can be sanded, painted or stained after curing
- NEW 8 OZ. SMALLER CAN REDUCES WASTE: Perfect for the smaller jobs where a larger can is not needed
- SOLVENT CLEAN UP: Requires the use of a solvent for cleanup
Tomcat Rodent Block Expanding Foam Barrier - Specifically Formulated to Block Mice, Long Lasting and Foam Spray Keeps Mice From Coming Inside the House, 12 oz.
$9.97 in stock
7 new from $9.97
Free shipping
Amazon.com
as of July 1, 2024 2:57 pm
Features
- Tomcat Rodent Block Expanding Foam Barrier fills gaps and cracks to block mice from coming inside your home
- Our spray foam is the pesticide-free way to create a rodent barrier
- This expanding foam provides a long-lasting, airtight, and water-resistant bond to most building materials
- Spray in crevices inside and outside your house, including the garage, attic, basement, and foundation
- Tomcat Rodent Block Expanding Foam Barrier can be trimmed, sanded, and painted if desired
4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
$75.99
in stock
2 new from $75.99
Free shipping
Amazon.com
as of July 1, 2024 2:57 pm
Features
- Flotation Foam is a polyurethane 2-part foam that, when mixed in equal parts and poured in place this foam will soundproof, insulate, or provide extra buoyancy.
- 4LB. Density polyurethane flotation Foam 1 Gallon Kit; Consists of 1/2 gallon of Part A and 1/2 gallon of Part B and produces 2 cubic feet.
- Once fully cured this foam can be laminated over with any type of polyester, epoxy or vinyl ester resin without melting.
- The 4LB density also works well in floating decoy or taxidermy applications as well as many other sculpting, casting, carving and other filling applications
- All expansion rates and times given are temperature critical. Temperatures below 75° F will lower the expansion rate therefore requiring more foam. Ideal working temperature is 75° to 80° F or above. Accurate measuring of these products is extremely critical. Working time before foaming: approx. 45 seconds Time before full expansion: approx. 5 minutes
Gaps & Cracks Minimal Expanding Foam Sealant, 12-oz ( Pack of 12 )
$48.99
in stock
22 new from $48.99
Amazon.com
as of July 1, 2024 2:57 pm
Features
- Exceptional adhesion to building materials
- All direction dispensing
- Fills, seals and insulates holds, gaps and cracks
- Can be sanded, painted or stained
2 Lb Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (Quart Kit)
$39.99
in stock
2 new from $39.99
Free shipping
Amazon.com
as of July 1, 2024 2:57 pm
Features
- Flotation Foam is a polyurethane 2 part foam that, when mixed in equal parts and poured in place this foam will soundproof, insulate, or provide extra buoyancy.
- This expandable foam is recommended for void filling in nonstructural applications. It can be poured underneath decks and inside cavities where a lightweight flotation foam is needed to provide buoyancy.
- 2# Density polyurethane flotation Foam Quart Kit; Consists of 1 pint of Part A and 1 pint of Part B and produces 1.25 cubic feet.
- Once fully cured this foam can be laminated over with any type of polyester, epoxy or vinyl ester resin without melting.
- All expansion rates and times given are temperature critical. Temperatures below 75° F will lower the expansion rate therefore requiring more foam. Ideal working temperature is 75° to 80° F or above. Accurate measuring of these products is extremely critical. Working time before foaming: approx. 45 seconds Time before full expansion: approx. 5 minutes
4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (Quart Kit)
$39.99
in stock
2 new from $39.99
Free shipping
Amazon.com
as of July 1, 2024 2:57 pm
Features
- Flotation Foam is a polyurethane 2-part foam that, when mixed in equal parts and poured in place this foam will soundproof, insulate, or provide extra buoyancy.
- 4LB. Density polyurethane flotation Foam Quart Kit; Consists of 1 pint of Part A and 1 pint of Part B and produces 1/2 cubic foot.
- Once fully cured this foam can be laminated over with any type of polyester, epoxy or vinyl ester resin without melting.
- The 4LB density also works well in floating decoy or taxidermy applications as well as many other sculpting, casting, carving and other filling applications
- All expansion rates and times given are temperature critical. Temperatures below 75° F will lower the expansion rate therefore requiring more foam. Ideal working temperature is 75° to 80° F or above. Accurate measuring of these products is extremely critical. Working time before foaming: approx. 45 seconds Time before full expansion: approx. 5 minutes
2 Lb Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
$75.99
in stock
2 new from $75.99
Free shipping
Amazon.com
as of July 1, 2024 2:57 pm
Features
- Flotation Foam is a polyurethane 2-part foam that, when mixed in equal parts and poured in place this foam will soundproof, insulate, or provide extra buoyancy.
- This expandable foam is recommended for void filling in nonstructural applications. It can be poured underneath decks and inside cavities where a lightweight flotation foam is needed to provide buoyancy.
- 2# Density polyurethane flotation Foam 1 Gallon Kit; Consists of 1/2 gallon of Part A and 1/2 gallon of Part B and produces 5 cubic feet.
- Once fully cured this foam can be laminated over with any type of polyester, epoxy or vinyl ester resin without melting.
- All expansion rates and times given are temperature critical. Temperatures below 75° F will lower the expansion rate therefore requiring more foam. Ideal working temperature is 75° to 80° F or above. Accurate measuring of these products is extremely critical. Working time before foaming: approx. 45 seconds Time before full expansion: approx. 5 minutes
Red Devil 0920 Foam & Fill Small Gaps & Cracks Expanding Polyurethane Sealant, 20 oz, Off-White, Pack of 1
$13.83
in stock
8 new from $13.77
Free shipping
Amazon.com
as of July 1, 2024 2:57 pm
Features
- FILLS SMALL HOLES, GAPS & CRACKS: Ideal for insulating and preventing drafts
- USE INSIDE OR OUTSIDE: Can be used anywhere around the home
- SANDABLE, PAINTABLE & STAINABLE: Can be sanded, painted or stained after curing
- ADHERES TO: Painted and unpainted wood, concrete, cinder block, aluminum & fiberglass
- SOLVENT CLEAN UP: Requires the use of a solvent for cleanup
The Video Review of Best expanding foam
Final thoughts
When you’re looking for expanding foam, you’ll want to keep a few things in mind. First, decide what you want to use the expanding foam for. Next, check the product reviews with comparision which we have listed as well. Once you’ve decided on expanding foam you want to buy expanding foam, look at the reputation of the manufacturer as well. You can compare prices and quality together before you make your purchase.