BS 5608 93rd Edition, November 15, 1993
Specification for Preformed rigid polyurethane (PUR) and polyisocyanurate (PIR) foams for thermal insulation of pipework and equipment
Includes all amendments and changes through Reaffirmation Notice , July 1, 2014
Published By:British Standards Institution (BSI)
Includes a requirement for the thermal conductivity to be designated by the manufacturer.