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FastCoat
FastCoat Insulation Spray Foam

FastCoat Insulation Spray Foam

4.7(298 ratings)

Best price now

$23.99at The Home DepotChecked 31 min ago

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Price facts

  • Lowest price today: $23.99 at The Home Depot (checked Nov 12, 2026).

FastCoat Insulation Spray Foam prices at every store

  • The Home DepotNew

    In stock

    $23.99Free shippingChecked 31 min ago
    Visit The Home Depot

Also available at

  • AmazonCheck price at Amazon
  • HomeBrightCheck price at HomeBright
  • Kraken BondCheck price at Kraken Bond
  • WalmartCheck price at Walmart
  • Kraken Bond - Monster of Tough JobsCheck price at Kraken Bond - Monster of Tough Jobs

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FastCoat Insulation Spray Foam price history

Lowest price we've seen: $23.99 on Nov 12 at The Home Depot. Tracked across 5 stores since Nov 12.

What reviewers say

  • 4.7 / 5298 ratings

About the FastCoat Insulation Spray Foam

✅ Easy DIY Application: User-friendly spray foam kit designed for smooth, mess-free use with professional-grade results.

✅ High R-Value & Coverage: Closed-cell insulation rated R-5.66 per inch (R-11.32 at 2") , covering up to 20 board feet per can for efficient performance.

✅ Class A Fire Rated (ASTM E84): FastCoat is classified Class A , the highest of the three surface burning classes used in U.S. building codes.

✅ Closed-Cell Seal: Blocks air, moisture, and noise while improving structural strength.

✅ Wide Application Range: Ideal for walls, ceilings, attics, garages, HVAC systems, and vehicles.

Key Features & Benefits

Exceptional Thermal Performance: Achieve superior energy efficiency with a thermal conductivity of 0.025 W/m.K (DIN 52612) and an impressive R-value of 5.66 per inch . This closed-cell foam minimizes heat transfer, keeping your indoors comfortable year-round.

Class A Fire Rated (ASTM E84): Engineered for enhanced safety, FastCoat is tested to ASTM E84 and classified Class A , the top of the three surface burning classes.

Seamless, Monolithic Application: Provides a continuous, gap-free insulation layer that eliminates thermal bridges and dew points, ensuring optimal insulation performance. It can be applied easily to uneven and hard-to-reach surfaces where traditional materials are impractical.

High Yield & Cost-Effective: One can yields up to 20 board feet with a 1-inch thickness when applied correctly, offering excellent coverage and value.

Strong Adhesion: Bonds excellently to all common building materials without the need for mechanical fasteners.

Questions and answers

Where is the FastCoat Insulation Spray Foam cheapest?
At The Home Depot, for $23.99, as of our latest check.
What do buyers say about the FastCoat Insulation Spray Foam?
Rated 4.7 out of 5 from 298 ratings.
Where can I buy the FastCoat Insulation Spray Foam?
5 stores we checked sell it, including The Home Depot, Amazon, HomeBright, Kraken Bond, Walmart.

Moisture & UV Resistance: The cured foam is moisture-resistant, helping to prevent mold growth. For outdoor applications, it is overpaintable and should be painted or coated to protect against UV discoloration.

Ozone-Friendly: Does not contain propellant gases harmful to the ozone layer.

Fast Curing: Features a skin time of 5±2 minutes and a cutting time of ≤40 minutes , with full cure achieved in 24 hours .

Acoustic Performance: Contributes to noise reduction with an acoustic insulation rating of 48.8 dB at 1600Hz (EN ISO 717-1). Helps foster a calmer, more comfortable environment for your home or business.

Application Areas

Buildings & Houses: Roofs, attics, facades, foundations, basements, floors, interior walls, inter-floor overlappings, interior partitions, ceilings, and cellars.

Structural Elements: Balconies, loggias, doors, window slopes, pipes, canals, and tank-like round surfaces.

Vehicles: Car bodies, car trailers, boats, yachts, vessels, and all types of sea vehicles.

Application Instructions for Optimal Performance

1. PREP LIKE A PRO: Make sure the surface is clean, dry, and free of dust, oil, or debris . For temperatures above 32°F , lightly mist the surface with water. This simple step is crucial for improving adhesion and speeding up the curing process, ensuring you get the best coverage from your foam.

2. SUIT UP SMART: Safety isn’t optional. Wear gloves, goggles, and mask to protect yourself while working with the foam.

3. CHOOSE YOUR WEAPON: Select the right nozzle for your project:

Tip A – For vertical surfaces like walls and gaps.

Stores we've priced the FastCoat Insulation Spray Foam at

  • Home Depot deals and prices
  • Walmart deals and prices

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