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.
Range of T-type thermostatic mixing valves with chrome plated DZR brass bodies and EPDM `O`-rings incorporating a thermostatic cartridge controlling the temperature. Each inlet incorporates a stainless steel strainer and models 252714 & 252713 have approved check valve cartridge, however, the complete product has not been fully tested to demonstrate it provides backflow protection. Maximum working pressure 10.0 bar. Models 252714 & 252701 have a maximum operating temperature 99°C. Model 252713 has a maximum operating temperature of 85°C
In-line double check valve assembly consisting of two spring loaded resilient trim check valve cartridges housed within a DZR brass body with a test point between both check valves. Maximum working pressure 10.0 bar. Maximum operating temperature 99°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
Range of adjustable, in-line pressure reducing valves with DZR brass or plated brass bodies, incorporating EPDM diaphragm, ‘O’ rings and a stainless-steel strainer. Models can be supplied with or without gauge port and some models supplied with gauge port and gauge. Maximum inlet supply pressure 16.0 bar. Maximum outlet pressure 1.0 to 5.5 bar (except 533230H & 533430H which has an adjustable pressure range of 0.8 to 4.0 bar) Maximum operating temperature 80°C
Verifiable double check valve assembly consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass body. The products incorporate two inspection ports between the cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C
Range of pre-set, in-line pressure reducing valves incorporating DZR brass or bronze bodies, EPDM diaphragm & ‘O’-rings and a stainless-steel strainer. The valves are supplied factory pre-set at 3.0 bar on existing models or with an adjustable range between 0.5-6.0 bar for models added in June 2020. Maximum inlet supply pressure 25.0 bar. Maximum operating temperature 80°C.
Range of in-line, manually adjustable pressure reducing valves (DZR brass or DZR brass plated bodies) and EPDM rubber seat washers & ‘O’-rings and a stainless steel filter. Minimum and maximum regulated outlet pressure 1.0 – 6.0 bar. Maximum working pressure 16.0 bar. Maximum operating temperature 40°C.
Range of heat interface units providing heating and instantaneous hot water. The central heating and hot water is generated via plate heat exchangers. The central heating circuit contains a pressure relief valve (3.0 bar). Maximum working pressure primary circuit: 2.5. bar. Maximum working pressure district heating: 16.0 bar. Maximum working pressure secondary hot water circuit 10.0 bar. Maximum operating temperature 85°C.
Range of T-type thermostatic mixing valves with DZR brass bodies, EPDM ‘O’-rings. The product is supplied with a specific tool that allows a manual override of the valve for disinfection purposes. Maximum working pressure 14.0 Bar. Maximum operating temperature 90°C.
Range of in-line spherical valves (brushed chrome DZR brass body) with lever (250400) or butterfly (250300 & 29284) operating members, DZR brass ball (chromium plated brass) and PTFE seats and washers. Maximum working pressure 10.0 bar. Maximum operating temperature 100°C.
Range of in-line, manually adjustable pressure reducing valves with DZR brass bodies and EPDM rubber seat washers & ‘O’-rings. Outlet pressure range: 1.0 - 6.0 bar. Maximum working pressure 16.0 bar. Maximum operating temperature 80°C.
536 series range of adjustable, in-line pressure reducing valves with DZR brass bodies and EPDM ‘O’-rings. The inlet incorporates a stainless steel strainer. Models are supplied with a pressure gauges. Outlet pressure setting ranges between 6.0 and 10.0 bar. Maximum inlet supply pressure 25.0 bar. Maximum operating temperature 80°C.
Range of manually operated balancing valves with DZR brass bodies incorporating a PTFE disc seal, EPDM 'O’-rings and seal. The product also incorporates a spherical valve with EPDM ‘O’-rings. Maximum working pressure 10.0 bar. Maximum operating temperature 100°C. (marking 110ºC)
Solar range of auto air-vent valves (chromium plated brass) and a plastic float. Maximum working pressure 10.0 bar. Maximum operating temperature 100°C.
Range of pre-set (at 3.0 bar) pressure relief valves incorporating DZR brass bodies and an EPDM diaphragm. The valve is fitted with hand operated rotating easing gear. Maximum operating temperature 85°C.
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.
Range of indirect heat interface units providing heating and instantaneous hot water. The hot water and space heating is provided via two separate plate heat exchangers. The space heating circuit incorporates an expansion vessel and expansion relief valve (set @ 3.0 bar). The primary circuit only is supplied with isolation valves on the flow and return. Maximum working pressure primary 16.0 bar. Maximum working pressure space heating 2.5 bar. Maximum working pressure secondary hot water (DHW) 10.0 bar. Maximum operating temperature primary 75°C. Maximum operating temperature space heating 85°C. Maximum operating temperature secondary hot water (DHW) 65°C.
Filling loop assembly, consisting of a stainless steel braided EPDM lined flexible hose, a lever operated brass spherical valve and a DZR brass double check valve assembly that incorporates a lever operated spherical valve. Maximum working pressure 10.0 bar. Maximum operating temperature 23°C.
Range of ‘right hand’ or ‘left hand’ tempering valves having a plastic body incorporating a thermostatic element. The cold inlet incorporates a single check valve cartridge, however the complete product has not been fully tested to demonstrate it provides backflow protection Maximum working pressure 3.0 bar. Maximum operating temperature 60°C.
502 series of automatic air venting valves with brass bodies, plastic float and EPDM ‘O’-rings. Maximum working pressure 10.0 bar. Maximum operating temperature 115°C. Model added September 2021 (501500) has a maximum operating temperature of 120°C. All other models have a maximum operating temperature of 115°C.
Range of T-type thermostatic mixing valves with chrome plated DZR brass body, EPDM’O’-rings and NBR/fibre galsets (except for 252100 CST model). Maximum working pressure 14.0 bar. Maximum operating temperature 100°C.
Automatic air venting valve with brass bodies, stainless steel float and EPDM ‘O’-rings. Maximum working pressure 16.0 bar. Maximum operating temperature 120°C.
‘Series 116’ range of automatic thermal balancing valves (DZR Brass) with non-rising spindle headwork, brass disc and EPDM seals. Some models can be supplied with a thermometer (see model). The outlet of the 116144, 116154, 116244 & 116254 models (added January 2024) incorporate a check valve cartridge, verified by test (suitable for backflow protection against fluid category 2). Maximum working pressure 16.0 bar. Maximum operating temperature 100°C.
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
Range of temperature and pressure relief valves incorporating a DZR brass body & EPDM membrane. See model for maximum working pressure. Maximum operating temperature 90°C.
Robocheck-1 in-line single check valve assembly with a DZR brass body (brushed chrome). Maximum working pressure 16.0 bar. Maximum operating temperature 85°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 5 way inlet control group assembly incorporating a DZR brass body incorporating a pressure reducing valve, with an adjustable outlet pressure range of either 3.0 bar, 3.5 bar, or 6.0 bar and a safety relief valve set at either 6.0 bar or 8.0bar (depending on model). 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 10.0 bar. Maximum operating temperature 85°C
Range of pre-set, spring loaded, angled pressure relief valves with plastic body and EPDM diaphragm. The valves are fitted with rotary type easing gear . For maximum working pressure please refer to model. Maximum operating temperature 99°C.
Range of water hammer arrestor’s incorporating brass bodies (various finishes). The 525152 model is supplied with a reinforced captive nut. Maximum working pressure 10.0 bar. Maximum operating temperature 65°C. For products manufactured from June 2023 Maximum operating temperature 85°C
Range of automatic thermal balancing valves (DZR Brass) with non-rising spindle headwork, brass disc and EPDM seals. Maximum working pressure 16.0 bar. Maximum operating temperature 100°C.
Non- verifiable double check valve assembly consisting of two spring loaded resilient trim in-line check valve cartridges housed in a chrome plated DZR brass body with an integral insolation valve between the cartridges. For use with copper pipes to EN1057. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
Range of angled isolation ball valves incorporating brushed chrome plated DZR brass bodies, DZR brass ball (chrome plated), stainless steel strainer and approved check valve cartridge, however, the complete product has not been fully tested to demonstrate it provides backflow protection. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
Range of double check valve assemblies consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass body (chrome plated or brass finish) with a port located between the cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
In-line adjustable pressure reducing valve assembly with a DZR brass body. The assembly also incorporates a stainless strainer (part of the pressure reducing valve), a spherical valve with a brass ball on the inlet, a single check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2) on the outlet, and a drain port with a brass plug. The product also includes a port with a plastic plug to accommodate a gauge/sensor (not supplied). Adjustable outlet pressure range between 1.0 and 6.0 bar. Maximum supply pressure 10.0 bar. Maximum operating temperature 85°C.
Range of pre-set, spring loaded, angled pressure relief valves, with a plastic body and EPDM diaphragm. The B312021 CST model only is pre-set at 4.0 bar, all other models are pre-set at 3.0 bar. The valves are fitted with either rotary type easing gear or hand operated lifting gear. Maximum operating temperature 99°C.
Range of flow switches with brass bodies and NBR/fibre gaskets. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
Range of pre-set angled pressure relief valves for use on primary closed circuits, incorporating DZR brass bodies, EPDM diaphram and EPDM or NBR ‘O’-ring. For maximum working pressure please refer to model. Maximum operating temperature 99°C.
Range of T-type thermostatic mixing valves with DZR brass bodies. The inlets incorporate a stainless-steel strainer and a single check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2). Maximum working pressure 10 Bar Maximum operating temperature 90°C
Range of T-type thermostatic blending valves (chromium plated DZR brass body). The inlets incorporate stainless steel strainers and an approved check valve cartridge which has been verified by test as suitable for backflow protection against Fluid Category 2. Compression models are for use with copper pipe manufactured to EN1057. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
Range of inlet control groups with DZR brass bodies incorporating an in-line, adjustable, pressure reducing valve (PRV) (adjustable range ±10% of the factory pre-set value - see model), and a pressure relief valve (SRV) (set at 3.0 bar, 4.5 bar or 6.0 bar - see model). The product incorporates a single check valve cartridge, after the pressure reducing valve, verified by test (suitable for backflow protection against Fluid Category 2). The product also incorporates an approved check valve cartridge on the angled cold water take off point, verified by test (suitable for backflow protection against Fluid Category 2). Maximum supply pressure 10.0 bar. Cold water use only.
Range of T-type thermostatic blending valves with brushed chrome plated DZR brass bodies. The inlets incorporate stainless steel strainers and single check valve cartridges, verified by test (suitable for backflow protection against Fluid Category 2). Maximum working pressure 10.0 bar. Maximum operating temperature 60°C
Range of spring loaded, resilient trim, in-line check valve cartridges, with EPDM seals and O-rings within a brass valve body and plastic insert body. For insertion in pipes and fittings with specifically sized bores. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
Range of draining taps with a brass or chrome plated brass (337020 CST model) body, rising spindle headwork, and EPDM seals and washers. Maximum working pressure 10.0 bar. Maximum operating temperature - 337221,337231 and 337004 CST models: 85°C, all other models: 65°C.
Screwdriver operated spherical (drain) valve with a brass body, brass ball, PTFE seats and EPDM ‘O’-rings. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
Pre-set pressure relief valve (set at 10.0 bar) with a DZR brass body and EPDM diaphragm. The valve incorporates a manually operated easing gear. Maximum operating temperature 85˚C.
Range of adjustable or pre-set T-type thermostatic blending valves with brushed chromium plated DZR brass bodies. Supplied with an olive and compression nut. Maximum working pressure 10.0 bar.
Non-metallic materials and components comply with BS6920 at 85°C
Pre-piping arrangement consisting of a framework fitted with a range of spherical valves with brass bodies and balls, PTFE seats and EPDM ‘O’-rings. Maximum working pressure 10.0 bar.
Non-metallic materials and components comply with BS6920 at 85°C
`535` range of adjustable, in-line pressure reducing valves with DZR brass bodies, incorporating a spring loaded EPDM diaphragm and a gauge port. The 535022 compression model is for use with copper pipe (manufactured to EN1057). The product incorporates an intergal stainless steel strainer. Models can be supplied with or without a pressure gauge (see model), which inserts in the test port location. The outlet pressure range is adjustable between 1.0 and 6.0 bar. Maximum inlet supply pressure 16.0 bar.
Non-metallic materials and components comply with BS6920 at 40°C
Range of T-type thermostatic mixing valves (chrome plated DZR brass). The 521928 model incorporates stainless steel strainers in the inlets and approved check valve cartridges, verified by test (suitable for backflow protection against Fluid Category 2). Maximum working pressure: 10.0 Bar. Temperature: 90°C
Range of T-type thermostatic blending valves with chromium plated brass bodies. Temperature is controlled via a thermostatic cartridge. The inlets of all models except model 521308, 521324, 521314 and 521318 incorporate single check valve cartridges (verified by test - suitable for backflow protection against Fluid Category 2) and stainless-steel strainers. Compression fitting connection to be used with copper pipe EN1057 only. Maximum working pressure 10 bar. Maximum operating temperature 85°C except for models CA-100827 & CA-100828 both 60°C
`354` range of distribution manifolds with DZR brass bodies and multiple (2, 3, 4 or 5) shut off valves for hot and cold water services, for use with copper tube to (manufactured to BS EN 1057). Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
‘SATK 32’ range of indirect heat interface units providing instantaneous hot water. Domestic hot water is provided via a plate heat exchanger and this circuit incorporates a flow detector, stainless-steel filter and water hammer arrestor. The primary/space heating circuit incorporates a pressure relief valve set at 2.5 bar and an expansion vessel. Maximum working pressure of the domestic hot water circuit is 10.0 bar. Maximum working pressure of the primary circuit is 16.0 bar. Maximum working pressure of the space heating circuit is 2.5 bar. Maximum operating temperature 90°C.
Non-metallic materials and components comply with BS6920 at 85°C
SATK Series 22 range of wall-mounted direct heat interface units providing heating and instantaneous hot water. The hot water is generated via a plate heat exchanger. Maximum working pressure of all water circuits (secondary hot water, primary and space heating) 10.0 bar. Maximum operating temperature 90°C.
Inlet control group consisting of an in-line pressure reducing valve (adjustable pressure - see model) and a pre-set expansion relief valve (pre-set pressure - 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). Compression connection to be used with copper pipe EN1057 only. Maximum supply pressure 10.0 bar. Maximum operating temperature 40°C.
Range of filling loop assemblies, consisting of either a stainless steel braided, EPDM lined flexible hose assembly (300616 VIS and 300614 VIS) or a rigid copper tube assembly (3006315 VIS), a lever operated spherical valve and an in-line, non-verifiable double check valve assembly verified by test (suitable for backflow protection against fluid category 3) which incorporates an integral lever operated spherical valve. Maximum working pressure 10.0 bar. Maximum operating temperature 70°C , and 85°C for 300615 VIS.
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