PYRO FLEX 4 ZERO R2.0 (PYFR2.0)
Airfoil’s 4-Zero R2.0 flexible duct has been tested and meets all requirements of Australian Standards AS 4254.1 2012 and Building Codes of Australia Domestic and Commercial Air Handling Systems.
The Aluminium 4-Zero Inner Core with Metalised Outer surface has a multi-layered construction containing high-level grade Flame Retardant Water based adhesive with high tensile wire helix encapsulated.The Metalised Outer Layer has a multilayered construction containing high quality grade flame retardant adhesive. The Polyester Insulation Blanket achieves a thermal rating of R2.0 with a thickness of 90mm.
The operating pressure range is 1000 Pa positive to 200 Pa negative and the operating temperature range is -10C to +80C.
Available sizes are 4”, 5”, 6”, 8” 10”, 12”, 14”, 16”, 18”, 20” in standard or acoustic and in 3 or 6 metre lengths.