Range of monobloc groups, consisting of an in-line pressure reducing valve (pre-set at 3.5 bar) and an expansion relief valve - set at either 6.0 (533112) or 8.0 bar (533113) - housed within a DZR brass body and incorporating an EPDM diaphragm. The relief valve is fitted with a rotary type easing gear and the assemblies incorporate single check valve cartridges (verified by test, suitable for backflow protection against Fluid Category 2). Maximum inlet supply pressure 16.0 bar. Cold water supply only.
Range of brass bodied differential bypass valves incorporating a spring-loaded adjustment facility. Maximum working pressure 10.0 bar. Maximum operating temperature 100°C.
Range of automatic air venting valves with plastic bodies, EPDM seals and plastic floats. Maximum working pressure 6.0 bar. Maximum operating temperature 99°C.
Range of T-type thermostatic mixing valves with DZR brass bodies. Maximum working pressure 14.0 bar. Maximum operating temperature 100°C.
Range of pressure relief valves with plastic bodies and EPDM diaphragms and ‘O’-rings, Factory pre-set at 3.0 bar. Maximum operating temperature 110°C.
Range of T-type thermostatic blending valves with brass bodies and EPDM ‘O’-rings. Maximum working pressure 14.0 bar. Maximum operating temperature 90°C
Range of unvented monobloc groups consisting of an in-line pressure reducing valve (PRV) (adjustable between 2.7 and 3.3 bar or 3.2 and 3.8 bar - see model) and a pre-set expansion relief valve (SRV) (pre-set at either 4.5, 4.75, 5.0, 6.0 or 8.0 bar - see model) housed in a DZR brass body with an EPDM rubber diaphragm. The product incorporates a check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2). The expansion relief valve is fitted with a rotary type easing gear. Maximum inlet supply pressure 10.0 bar. Maximum operating temperature 85°C.
Range of balancing valves with DZR brass bodies and EPDM ‘O’-rings, incorporating a non-rising spindle headwork. Maximum working pressure 20.0 bar. Maximum operating temperature 85°C.
Range of pressure relief valves with DZR brass bodies incorporating EPDM diaphragms. The valves are pre-set at 6.0 bar (311560, 312469, 312461ITH & 311461 models), 10.0 bar (312020 CST model) and 7.0 bar (312471 model). Maximum operating temperature 99°C.
Unvented monobloc group consisting of an in-line pressure reducing valve adjustable between 2.7 & 3.3 bar, an approved check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2) A pre-set expansion relief valve set at 6.0 bar housed in a DZR brass body with an EPDM rubber diaphragm. The expansion valve is fitted with a rotary type easing gear. Maximum inlet supply pressure 10.0 bar. Cold water use only.
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