The products incorporate two check valve cartridges, verified by test (suitable for backflow protection against Fluid Category 3), a pressure reducing valve adjustable between 1.0 bar and 3.0 bar (but pre-set at 2.5 bar for 523.815 model and 1.4 bar for the 523.816 model). The product incorporates a push type valve which allows water to flow when operated until the required pressure is achieved. There is a drain port below the push valve piston chamber. Compression connections are for use with copper pipe (manufactured to EN 1057). Maximum supply pressure 10.0 bar. Maximum operating temperature 80°C.
Range of in-line, manually adjustable pressure reducing valves with brushed chrome DZR brass bodies. Outlet pressure range: 1.0 - 6.0 bar. Maximum working pressure 16.0 bar. Maximum operating temperature 80°C.
Range of brass bodied automatic air venting valves incorporating a plastic float. Maximum working pressure 10.0 bar. Maximum operating temperature 110°C
Monobloc manifold containing an in-line pressure reducing valve (Adjustment Range between 2.7 and 3.3 bar, but factory pre-set at 3 bar) and a pre-set expansion relief valve (pre-set pressure 6 bar) housed in a DZR brass body with an EPDM rubber diaphragm. The product incorporates also a check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2). Inlets and outlets have compression connections, for use with copper pipe to EN1057. Maximum working pressure 12 bar. Maximum operating temperature 80°C.
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