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🚤 Float, fill, and finish like a pro with foam that works as fast as you do!
Fiberglass Supply Depot’s 2 lb density expanding pour foam is a two-part polyurethane closed-cell liquid foam designed for superior buoyancy, soundproofing, insulation, and void filling. It cures in just 5 minutes, expands reliably at optimal temperatures, and resists water absorption with 95-98% closed cells. Ideal for marine and nonstructural applications, it’s fully compatible with common resins for seamless finishing.









| ASIN | B08R7TX8QJ |
| Best Sellers Rank | #35,439 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #10 in Expanding Foams |
| Brand Name | Fiberglass Supply Depot |
| Color | Clear |
| Compatible Material | Wood |
| Container Type | Bottle |
| Customer Reviews | 4.4 4.4 out of 5 stars (168) |
| Full Cure Time | 5 Minutes |
| Global Trade Identification Number | 00819794022873 |
| Item Form | Liquid |
| Item Package Quantity | 1 |
| Item Weight | 907 g |
| Manufacturer | Fiberglass Supply Depot |
| Material Type | Foam,Resin |
| Model | poly2lbqk |
| Number of Pieces | 2 |
| Other Special Features of the Product | Water Resistant |
| Part Number | poly2lbqk |
| Specific Uses For Product | Flooring |
| UPC | 819794022873 |
| Unit Count | 32 Fluid Ounces |
| Viscosity Level | Medium |
| Volume | 1 Quarts |
| Water Resistance Level | Water Resistant |
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