4 Lb Density Expanding Pour Foam – 2 Part Polyurethane Float/Insulation
Two-part polyurethane flotation foam that expands for buoyancy, soundproofing, and insulation. Mixes 1:1 and cures to support lamination; one user notes ease of use
Highlights
- 2-part polyurethane foam
- 1 gallon kit (half A, half B)
- produces 2 cubic feet when cured
Pros
- easy to use
- provides buoyancy when cured
- soundproofing and insulation potential
- laminatable after curing
Cons
- mixed feedback on expansion rate
- perceived value for money
Best For
Features
- 4 lb density polyurethane two-part foam for flotation and soundproofing
- Each kit includes 1/2 gallon Part A and 1/2 gallon Part B, yields 2 cubic feet when cured
- Cured foam can be laminated with polyester, epoxy, or vinyl ester resin without melting
- Suitable for flotation, buoyancy, insulation, void filling, and related applications
