Product Details FM/UL/CE Ductile Iron Grooved Fittings for Fire protection System Material Ductile Iron (ASTM A536 Grade 65-45-12)
Gasket Material EPDM
Surface T...
Material: Boron Carbide (B4C).Jacket: Aluminum / Polyurethane Protector.The gas dynamics of venturi nozzle is better than straight-hole nozzle, the vortex is...