ClosedCell Spray Foam Kit

Two-component closed-cell polyurethane spray foam for irregular cavities, pipe penetrations, and exterior wall retrofits. R-6.5 per inch — the highest practical R-value of any common insulation. Kit covers approximately 28 m² at 50 mm thickness. Includes 2 canisters, a reusable spray gun, nozzles, gloves, and instructions. Cures in under 30 seconds, ready for overcoating in 1 hour.