Section Code 2345 : Special combination assemblies.
Back To Directory SectionsRange of cold water inlet control groups with DZR brass bodies consisting of an in-line, manually adjustable pressure reducing valve, and a pressure relief valve. The compression connections are for use with copper pipe to BS EN 1057:2006+A1:2010 only. The pressure reducing valve adjustment ranges are as follows: 1.5-6.0 bar (CWIC351306 model). 5.0-10.0 bar (CWIC351305 model). For models added January 2022: 1.0-3.5 bar (CWIC351300 and CWIC351303 models). 1.0-2.1 bar (CWIC351301 model). The pressure relief valve is pre-set at follows: 6.0 bar (CWIC351300 model added January 2022). 8.0 bar (CWIC351306 and models added January 2022: CWIC351301 and CWIC351303). 13.0 bar (CWIC351305). The products also incorporate a single check valve cartridge, verified by test (suitable for back flow protection against Fluid Category 2) and a stainless-steel strainer. The pressure relief valve is fitted with a rotary type easing gear. Models feature an analogue display on side of valve body. Maximum inlet supply pressure of existing models: 8.0 or 13.0 bar (depending on model). Maximum inlet supply pressure of models added January 2022: 16.0 bar. Cold water use only.
A range of combination valves consisting of an in-line pressure reducing valve and pressure relief valve (pre-set at 6.0 bar) with DZR Brass body, NBR `O`-rings and EPDM diaphragm. The product incorporates an integral stainless steel mesh filter and an approved check valve cartridge, however, the complete product has not been fully tested to demonstrate it provides backflow protection. Maximum working pressure 16.0 bar, minimum outlet pressure 2.8 bar and maximum outlet pressure 3.2 bar. Maximum operating temperature 85°C.
Range of pressurisation units with the flow controlled by a solenoid valve which is actuated via a pressure activated switch. The product incorporates a type BA, reduced pressure zone valve (suitable for backflow protection against Fluid Category 4). The inlets incorporate a Y-patterned strainer, pressure reducing valve (pre-set at 2.0 bar) and spherical valves. Maximum working pressure 10.0 bar. For cold water use only.
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.
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.
Range of manually adjustable thermal balancing valves (brass body) supplied with a temperature gauge. TREG models: Maximum working pressure 10.0 bar. Maximum operating temperature 100°C. SBTREG models: For use with copper pipe, maximum working pressure 10.0. Maximum operating temperature of 95°C.
Expansion group consisting of a pressure relief valve (set at 6.0 bar), incorporates check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2) and spherical ball valve housed within a DZR brass body. Maximum working pressure 16 bar. Maximum operating temperature 85°C
Cold water inlet control group consisting of a pressure reducing valve, (adjustable between 1.5 and 3.5 bar, but are supplied pre-set from the factory at 3.0 bar) and a pressure relief valve (pre-set at 8.0 bar) housed within a DZR brass body. The product incorporates a single check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2). The pressure relief valve is fitted with a rotary type easing gear. Cold water use only. Maximum inlet supply pressure 16.0 bar.
Cold water inlet control group with a DZR brass body consisting of a pressure reducing valve, (adjustable between 2.7 and 3.3 bar, but factory set at 3.0 bar), a stainless steel strainer and a plastic bodied pressure relief valve (pre-set at 8.0 bar). The product incorporates a single check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2). The pressure relief valve is fitted with a rotary type easing gear. Maximum supply pressure 10.0 bar. Maximum operating temperature 85°C.
Cold water inlet control group with a DZR brass body consisting of a pressure reducing valve (with an adjustbale range between 1.5 and 3.5 bar, but factory pre-set at 3.0 bar), which incorporates a stainless steel strainer, and a pressure relief valve (pre-set at 6.0 bar). The product incorporates a single check valve cartridge (verified by test, suitable for backflow protection against Fluid Category 2). The expansion valve is fitted with a rotary type easing gear. Maximum inlet supply pressure 16.0 bar. Cold water use only.
5 way manifold assembly with a DZR brass body incorporating a pressure reducing valve, with an adjustable outlet pressure range between 1.0 and 6.0 bar and a safety relief valve set at 6.0 bar. The product incorporates an inline single check valve cartridge after the balanced cold take off, verified by test (suitable for backflow protection against Fluid Category 2). Maximum supply pressure 16.0 bar. Maximum operating temperature 40°C
A range of combination valves consisting of an in-line pressure reducing valve and pressure relief valve (pre-set at 6.0 bar) with DZR Brass body, NBR `O`-rings and EPDM diaphragm. The product incorporates a single check valve cartridge (suitable for back flow protection against fluid category 2) and an integral stainless steel mesh filter. Maximum working pressure 16.0 bar, minimum outlet pressure 2.8 bar and maximum outlet pressure 3.2 bar. Maximum operating temperature 85°C.
Range of cold-water inlet control groups with DZR brass bodies consisting of an in-line, adjustable pressure reducing valve (PRV) (adjustable in the range of 0.8 bar - 6.0 bar, but factory pre-set at 3.0 or 3.5 bar - see model), strainer and a DZR brass bodied pressure relief valve (SRV) (set at 4.75 bar or 6.0 bar - see model). Products also incorporate an approved single check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2). Maximum supply pressure 16.0 bar. Maximum operating temperature 80°C.
Range of 5 way inlet control group assemblies with a DZR brass body incorporating a pressure reducing valve, with an adjustable outlet pressure range between 2.7 and 3.3bar and a safety relief valve set at 8.0 bar. The product incorporates an inline single check valve cartridge after the balanced cold take off, verified by test (suitable for backflow protection against Fluid Category 2) and strainer on the inlet Maximum supply pressure 10.0 bar. Maximum operating temperature 85°C
Range of cold water inlet control groups with DZR brass bodies, consisting of a pressure reducing valve, (all models are adjustable between 1.0 and 6.0 bar, but some come pre-set from the factory - see model), a pressure relief valve (set at 6.0 or 8.0 bar - see model) and a single check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2). The pressure relief valve is fitted with a rotary type easing gear. All products for use with copper pipe manufactured to BS EN 1057. Maximum inlet supply pressure 20.0 bar. Cold water use only.
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