Listing ID #6829076
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Contact SupplierPIR (POLYISOCYANURATE) sandwich panels are preferred because
Polyisocyanurate (PIR) foam is chemically and thermally more stable: breakdown of isocyanurate bonds is reported to start above 200°C, compared with urethane at 100 to 110°C.
Fire Resistance of this material is better than B-3 types PU.