

🚤 Float, fill, and fortify with foam that means business!
Fiberglass Supply Depot’s 4 lb density expanding pour foam is a high-performance 2-part polyurethane kit delivering 2 cubic feet of closed-cell foam. Engineered for flotation, soundproofing, insulation, and sculpting, it cures rapidly and supports moderate loads, making it the go-to choice for professionals seeking durable, versatile, and resin-compatible foam solutions.





| ASIN | B08T2195F8 |
| Best Sellers Rank | 1,099,070 in DIY & Tools ( See Top 100 in DIY & Tools ) 40,857 in Adhesives & Sealers |
| Brand | Fiberglass Supply Depot |
| Coverage | 2 cubic feet (volume coverage) |
| Customer Reviews | 4.3 out of 5 stars 234 Reviews |
| Manufacturer | Fiberglass Supply Depot Inc. |
| Material | Polyurethane Foam |
| Recommended Uses For Product | Flotation, Soundproofing, Insulation, Filling Voids, Sculpting, Casting |
| Recommended uses for product | Flotation, Soundproofing, Insulation, Filling Voids, Sculpting, Casting |
| UPC | 819794022934 |
L**E
Great product!!!!
R**H
Good product.
A**H
great product
J**D
Works great
1**Y
Pool step repair.
Trustpilot
3 weeks ago
2 months ago