Great Stuff Gaps & Cracks Insulating Foam Sealant with Straw
Ready-to-use and easy to apply, GREAT STUFF™ Gaps & Cracks Insulating Foam Sealant fills, seals and insulates gaps, providing a simple, cost-effective solution to help minimize unwanted airflow and improve energy efficiency all around the home.
GREAT STUFF™ Gaps & Cracks Insulating Foam Sealant is a ready-to-use, minimal-expansion insulating foam sealant that expands up to 1 inch to take the shape of gaps, creating a long-lasting, airtight and water-resistant seal around plumbing and electrical, in basements, attics, and more.
As low as $9.19
each
- Expands to fill, seal, and insulate gaps up to 1” (25mm)
- Forms a long-lasting, airtight, water-resistant seal
- Helps keep insects, moisture/condensation and allergens out (GS-121)
- Adheres to wood, metal, masonry, glass and most plastics
- Interior/exterior use
- Tack-free in 5-15 minutes2; trimmable in one hour
- Paintable, stainable and sandable (GS-120)
- Cream-colored foam
- UL classified
| Type | Gaps & Cracks |
|---|---|
| Size | 12 oz. |
| Style | Straw |
| Brand | Great Stuff |
| Manufacturer Code | 99108824 |
- Shake vigorously for a minimum of 60 seconds. If the can sputters, simply shake the can while held upside down.
- Any uncured product that gets on the skin can be removed with acetone.
- Best results if used when product temperature ranges from 60-90°F (15-32°C). The can should not be exposed to temperatures more than 120°F. Cured foam should not be exposed to temperatures in excess of 240°F.
- Firmly screw straw assembly onto valve and dispense SLOWLY.
- Mist with water to speed cure.
- Trim cured foam with serrated blade.
- If applied outdoors, be sure to paint or cover foam to prevent discoloration and UV damage.
- Great Stuff ™ cans featuring the straw tube applicator will seal shut if left to sit for more than 2 hours after its last use.
If using GREAT STUFF™ SMART DISPENSER™, follow these additional steps before application:
- Great Stuff™ cans featuring the Smart Dispenser™ may be reused up to 30 days with the straw left attached to the canister, just clean the tip after your first use.
- For best results:
- Thread the SMART DISPENSER™ onto the valve until it is secure, ensuring there is no gap between the dispenser and the valve.
- Do not unwind the dispenser after you have started using it.
- Let up on the trigger slowly to release pressure in the straw and prevent spurts during the next use and to achieve the most consistent bead.
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