DISCUSSION

Flex Seal 1 Gallon Liquid Rubber Sealant - Gray LFSGRYR01 Discussion

David Meaden · 2026-10-19T02:03:59.000Z

Discuss the Flex Seal 1 Gallon Liquid Rubber Sealant - Gray LFSGRYR01 with the pros at the Tool Crib of the North. Share your thoughts about our Adhesive Sealants today.

Flex Seal Product Discussion

Flex Seal 1 Gallon Liquid Rubber Sealant - Gray

Flex Seal 1 Gallon Liquid Rubber Sealant - Gray, large image number 2

Flex Seal 1 Gallon Liquid Rubber Sealant - Gray, large image number 3

Flex Seal Brand Page

SKU# LFSGRYR01

Acme Tools Guarantee

Qty

(Max. order of 1,000)

Secure Checkout

About this product

Flex Seal 1 Gallon Liquid Rubber Sealant - Gray

FLEX SEAL LIQUID ® is liquid rubber, in a can! Unlike traditional paints, Flex Seal Liquid starts out as a thick liquid, that can seep into cracks and holes to form a waterproof, weatherproof seal. Easy to use, just brush, roll dip or pour to stop leaks fast.

California Proposition 65 Warning.

Features

*When Flex Seal Liquid is in a fully cured and dried state.

Safe around plants and animals*

Non-flammable*

Non-hazardous*

Mildew and chemical resistant

Prevents rust and corrosion

Blocks out air, water, and moisture

Resistant to rain, snow, sun, wind, hail, air, moisture, UV degradation, extreme temperatures and natural weathering

Forms a durable, breathable, weatherproof, non-slip barrier

Specifications

Brand Name

Flex Seal

Adhesive Type

Rubber

Assembled Weight (lbs)

California Proposition 65 Warning Required

Yes

Color

Gray

Country of Origin

United States

Curing Time (hrs)

Package Contents

(1) Liquid Rubber Sealant Gray 1 Gal

Paintable / Stainable

Product Condition

New

Recommended Cleaning Method

Make sure the surface is clean, dry and free of grease, oil and dirt.

Restrictions

CA Prop 65

Size

128 oz

Warranty Type

No Manufacturer's Warranty

Weight (lbs)

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2 Comments

David Meaden

2026-10-19T02:03:59.319Z Joined October 2026

I ordered 4 Gallons of the Flex Seal Gray Liquid on 10-3-26 And payed for $ gallons of Flex Seal Liquid But Up To this Date I still have Only Receved 3 Gallons When Are You Going To Send Last Gallon nee to Finish My Project an i don't want to have to buy a nother gallon to finish when you still Owe me 1t

Duster Tools

2026-10-19T20:02:44.462Z Joined February 2026

We’re sorry to hear you’re still missing one gallon from your order! Please email us at support@acmetools.com or call 877-345-2263 with your order information. We would be happy to look into the status of the remaining gallon and assist you further. Thank you!