Frost King 3/8 in. x 20 ft. Poly Foam Caulk Saver
Frost King C21 poly foam caulk saver: a 3/8 in. diameter, 20 ft. (9.5 mm x 6.1 m) roll of gray, moisture-repellent foam rod.
Press it into the joint before caulking to fill the gap and use less caulk. Pick a diameter slightly larger than the joint, and leave at least 1/4 in. below the surface for the caulk.
Key Features
- Moisture repellent
- Works with virtually all caulks
- Cut to length and press in with a finger or blunt tool
- Leave 1/4 in. clearance below the surface
- Not for use with hot-melt adhesives or above 200°F
Specifications
| Brand | Frost King |
|---|---|
| Diameter | 3/8 in. (9.5 mm) |
| Length | 20 ft. (6.1 m) |
| Color | Gray |
| Manufacturer item no. | C21 |
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