Electronically controlled heat interface units (HIU) with twin stainless-steel plate heat exchangers providing space heating and instantaneous hot water. The cold inlet supply to the plate heat exchanger incorporates an isolation valve and a water hammer arrestor. The space heating circuit incorporates an expansion vessel and a pressure relief valve (set at 3.0 bar). The product is supplied with a filling loop assembly consisting of an elbow shaped copper pipe, isolation valve and double check valve assembly (suitable for backflow protection against fluid category 3) which incorporates an isolation valve. The cold mains inlet and the domestic hot water outlet each incorporate a brass bodied spherical valve with a butterfly handle. Maximum working pressures and operating temperatures: Primary: 16.0 bar and 90˚C. Domestic hot water (DHW): 10 bar and 65˚C. Secondary (space heating): 2.5 bar and 85˚C.
Copper heat transformer. Maximum working pressure 11.0 bar. Maximum operating temperature 95°C.
Range of domestic hot water units incorporating instantaneous or semi-instantaneous plate heat exchanger assemblies. The product incorporates a motorised control valve, managed primary and secondary pumps (see model), and a drain valve on both circuits. Maximum working pressures: 10.0 bar primary, 9.5 bar secondary. Maximum operating temperatures: 110°C primary, 85°C secondary.
Range of unvented electric storage water heaters consisting of a mild steel, glass/enamel coated tank, heating element and pressure relief valve set at 6.0 bar. Maximum working pressure 5.5 bar. Maximum operating temperature 75°C.
Ranges of wall hung, gas-fired condensing combination boilers providing domestic hot water via a plate heat exchanger and pressurised central heating system incorporating an expansion vessel and pressure relief valve set at 3.0 bar. The supplies to both domestic hot water and primary are controlled via spherical valves. Products are supplied with a rigid filling loop or keyless filling link. Maximum working pressure of the primary circuit is 2.5 bar & maximum supply pressure of the secondary circuit is 8.0 bar. Cold water supply only. Maximum operating temperature 95°C.
Q4000 range of water meters incorporating stainless steel bodies, FKM rubber gasket and grey epoxy resin liner. Maximum working pressure 16.0 bar. Cold water use only.
H4000 range of helical rotor bulk water meters, with blue epoxy coated cast iron bodies and NBR ‘O’-rings. Maximum working pressure 16.0 Bar. Cold water use only.
Screw down pattern, angled solation valve with a dome type operating member, DZR brass body and an EPDM gasket and ‘O’-rings. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
Range of 2,3 or 4 way manifolds incorporating a nickel plated brass body with non-rising spindle stop valves. Maximum working pressure 10.0 bar. Maximum operating temperature 95°C.
Range of shower outlet elbows with brass bodies (chrome plated,with exception of model 27.076.LS0). Some models incorporate a shower handset holder. The outlet incorporates a check valve cartridge, however, the complete product has not been fully tested to demonstrate it provides backflow protection. Maximum operating temperature 60°C.
Intelligent water assist valve consisting of a motorised quarter turn shut off valve which operates in the event a leak on the supply pipe to which it is fitted. Maximum working pressure 10 bar. Cold water use only.
Range of in-line flow sensors with a plastic body, turbine and impeller case. Maximum working pressure 25.0 bar. Cold water use only.
Range of compact wall outlet assemblies with plastic bodies (chromium plated) and EPDM ‘O’-rings. Maximum working pressure 5.0 bar. Maximum operating temperature 55°C.
Plug with nylon body and stainless steel shaft. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
Screw down elbow servicing valve with brass body (brushed chrome) which is intended to connect to an appliance, e.g. washing machine, dishwasher to the water supply. Maximum working pressure 10.0 bar. Maximum operating temperature 70°C.
Tap outlet with a silicone body. Maximum operating temperature 100°C.
Range of inline circulating pumps with bronze bodies, plastic impeller and EPDM rubber seals. Maximum working pressure 10.0 bar. Maximum operating temperature 100°C.
Range of rotary vane (positive displacement) pumps with stainless steel bodies. Maximum working pressure 18.0 bar. Cold water use only.
Range of booster pumps with plastic bodies and impellers, EPDM ‘O’-rings and stainless steel inlet manifolds. The product incorporates a non-return valve. The ESYBOX MAX single models are also supplied with an optional 2” BSP (M) x 1¼” BSP (F) plastic inlet adaptor. Maximum working pressure 12.0 bar. Cold water use only.
Multistage, vertical booster pumps with a brass body and stainless steel pump housing, stainless steel impellers and EPDM ‘O’-rings. The 41782 (MV90 4M VSD) model includes a pressure transducer. Maximum working pressure 6.0 bar. Cold water use only.
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