Specifies requirements relating to the optimum thermal resistance of insulation for rigid and flexible ductwork and associated fittings used in heating, airconditioning and evaporative cooling systems of buildings and dwellings.
AS 4508:1999 history
1970AS 4508:1999/Amdt 1:2000 Thermal resistance of thermal insulation materials for piping systems used in building air conditioning
0000 AS 4508:1999(R2000)
1970AS 4508:1999 Thermal resistance of insulation for ductwork used in building airconditioning