BS 5241-1: 1994 : Rigid polyurethane (PUR) and polyisocyanurate (PIR) foam when dispensed or sprayed on a construction site — Part 1: Specification for sprayed foam thermal insulation applied externally
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This Part of ISO 5241 specifies the physical property and compositional requirements for externally sprayed polyurethane (PUR) and polyisocyanurate (PIR) foams used for the thermal insulation of external surfaces, e.g. roofs and storage tanks.
BS 5241-1: 1994 : Rigid polyurethane (PUR) and polyisocyanurate (PIR) foam when dispensed or sprayed on a construction site — Part 1: Specification for sprayed foam thermal insulation applied externally