Finding the best expanding foam sealant 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.
Reviews
1. Great Stuff 99054816 Multipurpose Insulating Foam Sealant, 12 oz, Black
Feature
Great Stuff multipurpose Black is a ready-to-use, minimal expansion foam sealant that fills, seals and insulates gaps up to 3/4 inchExpands to take the shape of gaps and cracks
Creates a long-lasting, airtight and water-resistant seal
Black in Color, naturally blending into surrounding environment
Formulated for both interior and exterior use
Description
Great Stuff multipurpose Black insulating foam sealant is a simple, inexpensive way to minimize unwanted air flow and reduce condensation, and it can be used in many applications.2. GREAT STUFF Big Gap Filler 12 oz Insulating Foam Sealant
Feature
The product is 12OZBigGap Foam SealantElegant design and Smooth finish
The product is manufactured in United States
Fills, seals, and insulates gaps greater than 1 inch
Great for creating weather-tight seals in larger gaps and cracks in your home
Airtight, water resistant, paintable, sandable, stainable
Perfect for use with wood, drywall, metal, masonry, glass, and most plastics
For interior or exterior use
Description
Increase home comfort and energy efficiency with GREAT STUFF and GREAT STUFF PRO. Insulating Foam Sealants from Dow.3. DOW CHEMICAL 157860 Triple Expanding Foam
Feature
Fill & seal expanding spray foam sealant adhesive 20 oz. - 441010This is highly durable
This is manufactured in United states
Description
Expands to 3 times original volume to form a durable air-tight and waterproof bond to wood metal masonry glass and most plastics used to fill cracks and holes seal and insulate stop drafts dries tack free in 15 minutes full cure in 8 hours.4. DOW CHEMICAL 157859 12 oz Foam Sealant
Feature
Fill and seal expanding foam sealant, 12 oz. - 441001This is highly durable
This is manufactured in United states
Description
Fill cracks and holes and insulate stop drafts more efficiently with this expanding foam sealant. It expands to 3 times its original volume to form a durable, airtight, and waterproof bond.^^Applicationswoodmetalmasonryglassmost plastics^^dries faster^after Its applied, this sealant dries tack-free in 15 minutes. It fully cures in 8 hours!.5. Dow Great Stuff Pro Pestblock Foam Sealant Kit with Foam Gun and Gloves
Feature
Great Stuff Pro Pestblock Foam SealantFoam Gun
Nitrile Gloves
Description
Great Stuff Pro Pestblock Foam Sealant blocks insects and pests by sealing gaps, cracks and holes where they commonly enter the home. It is specially formulated with a bitter ingredient and blocks pests out of the home by eliminating points of entry. Features and Benefits: Fills, Seals and Insulates gaps up to 3"; Forms a Water-Resistant, Airtight Seal; Bonds with most building materials and surfaces; Trimmable, Sandable and Paintable; Tack-Free in 6 minutes Interior/exterior use; Precise application with no mess; and Stores easily for use on future projects.6. GREAT STUFF Pestblock 12 oz Insulating Foam Sealant
Feature
Blocks the entry of pests that can damage the house and its contentsPaintable, sandable, stainable
Forms a long lasting, airtight and water resistant barrier
Helps improve the home's energy efficiency by sealing gaps & cracks
Tack free in 10 - 15 minutes
GREAT STUFF Pestblock Insulating Foam Sealant with Quick Stop Straw Technology helps protect your home from pests and insects.
Description
Great stuff pest block insulating foam sealant blocks insects and pests from entering the home by sealing gaps, cracks and holes where they commonly enter. Specially formulated to block pests. Great stuff pest block insulating foam sealant expands to fill, seal and insulate gaps up to 1 in. (25mm), forming a long-lasting, airtight and water-resistant barrier. It is specially formatted with a bitter ingredient and blocks pests out of the home by eliminating points of entry. The sealant blocks the entry of pests that can damage the house and its contents contains no pesticides. Reduces the need to reapply pesticides and helps improve the home's energy efficiency by sealing gaps and cracks, reduces air leaks. In Addition to blocking pests from the home, great stuff pest block air-seals holes, gaps, and cracks to help keep air from leaking out of or seeping into the home's envelope. Air-sealing and insulating the home saves up to 20% on heating and cooling costs.7. Red Devil 0912 Large Gap Foam, Off White, 20-Ounce
Feature
Can be sanded, painted or stainedUse for large gaps
Solvent clean up
Description
Foam & Fill Large Gap Foam is quick and easy to use. It expands to fill holes, cracks, voids and gaps around windows, doors, pipes, outlets, vents and foundations both inside and outside. It forms an airtight, waterproof bond and seals out drafts, moisture and pests. Cured foam can be sanded, painted or stained.8. Touch 'n Foam 4001031212 MaxFill Maximum Expanding Sealant
Feature
Touch 'n Foam Maxfill Expanding Foam Sealant 12 ounceMaximum expansion for larger holes and gaps
Saves energy; forms an airtight seal
Interior/exterior use; paintable/sandable
Blocks insects and pests