Gorilla Gray Foam Multipurpose Insulating Sealant 12 oz
Gorilla Gray Foam Multipurpose Insulating Sealant 12 oz
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Gorilla Gray Foam Multipurpose Insulating Sealant 12 oz

4.5 stars out of 178 reviews
(4.5)|
178 ratings

Key item features

  • Multi-Purpose Use: Fill gaps and cracks up to 1 inch; ideal for windows, doors, attics, and more.
  • UL Classified: Meets UL 723 standards for safety and performance.
  • High Efficiency: One can replaces 30 sealant cartridges, providing extensive coverage.
  • Indoor/Outdoor: Suitable for both interior and exterior applications with minimal outdoor degradation.
  • Durable Formula: No warping or bowing; meets AAMA 812-19 standards.
  • Seals Effectively: Blocks air, moisture, pests, and insects, enhancing energy efficiency.
  • Quick Drying: Tack-free in 8-12 minutes and trimmable in 45 minutes.
  • Versatile Application: Can be used on wood, metal, glass, masonry, plumbing, HVAC, and electrical surfaces.
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Current price is $9.7881.5 ¢/ea
Price when purchased online
  • Free 90-day returns
Subscribe, Your usuals, on your schedule, Save time and stay stocked!, $9.78
One-time purchase $9.78

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Columbus, 43215
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Customer ratings & reviews

4.5 out of 5 stars
stars178 ratings113 reviews
How item rating is calculated

Reviews summary

Pros
  • : Forms reliable seal on various surfaces.
  • : Fills gaps and cracks of varying sizes.
  • : Effective for sealing gaps and cracks around various door types.
  • : Forms a strong seal in a short amount of time.
  • : Effectively seals to prevent water escape.
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Showing 1-3 of 113 reviews

Oct 10, 2025
anonymous
Item details
Multipack quantity: 1
5 out of 5 stars review

Verified Purchase

Works as described

Item worked exactly as described . Less is definitely more !! I would recommend

Helpful?3HZFE8F22OXF3446629933
Feb 5, 2025
Meghan
Top Reviewer
Walmart Associate
Item details
Multipack quantity: 1
5 out of 5 stars review

Verified Purchase

Easy to use

Worked as good as I would have hoped. It foams up a lot so you don't need to spray much at all. Filled some gaps around the house for the winter.

Helpful?3HZFE8F22OXF3446629933
Nov 7, 2025
WalmartCustomer
Item details
Multipack quantity: 1
5 out of 5 stars review

Verified Purchase

Availability at good price

Incentivized Review
Helpful?3HZFE8F22OXF3446629933