Rigifoam is the manufacturer of LAMBDABOARD.

LAMBDABOARD is a flexible-faced Polyisocyanurate (PIR) insulation board made on a continuous laminator. The polyisocyanurate cored insulation uses a hydrocarbon-based blowing agent with zero Ozone Depletion Potential (ODP) and complies with the Kyoto Protocol regarding Global Warming Potential (GWP).
LAMBDABOARD offers you the best possible solution for your insulation requirement compared to similar products in the market. LAMBDABOARD is the only product that gives you LTTR Long Term Thermal Resistance.
Regarding fire performance, LAMBDABOARD is a Thermoset material, and unlike Thermoplastic's, it won’t soften, melt or drip when exposed to flames.

With Branches in
Benoni
Jet Park
Cape Town
Durban
Gqeberha