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Central Heating Pumps

Circulating water pumps and accessories.
Central heating pump dimensions

Standard household heating pumps have 1-1/2 inch BSP threaded connections (see BSPT link at bottom of page more more info on plumbing threads) and measure 130mm between inlet and outlet flanges.

22mm Central Heating Pump Valve (2 Pack) Gate Type
Pack of 2 22mm gate type central heating pump valves complete with nut and washer.
£9.49
22mm Central Heating Pump Valve (2 Pack) Gate Type
Pack of 2 22mm gate type central heating pump valves complete with nut and washer.
£9.49
22mm Central Heating Pump Valve | Gate Type
22mm gate type central heating pump valve complete with nut and washer.
£4.94
22mm Central Heating Pump Valve | Gate Type
22mm gate type central heating pump valve complete with nut and washer.
£4.94
22mm Differential Bypass Valve
22mm differential bypass valve.
Fitted near the boiler, an automatic bypass valve is used to maintain a minimum flow rate through the boiler and to limit circulation pressure when other valves / water paths are closed.
£11.05
22mm Differential Bypass Valve
22mm differential bypass valve.
Fitted near the boiler, an automatic bypass valve is used to maintain a minimum flow rate through the boiler and to limit circulation pressure when other valves / water paths are closed.
£11.05
28mm Central Heating Pump Valve | Gate Type
28mm gate type central heating pump valve, with nut and washer.
£6.72
28mm Central Heating Pump Valve | Gate Type
28mm gate type central heating pump valve, with nut and washer.
£6.72
Central Heating Pump
ErP 2015 Compliant (A-rated), auto setting, low noise and low power consumption.
Replaces most central heating pumps including : Grundfoss UPS 25-50/130, KSB C 25-60/130, Salmson NYL 53-25, Wilo STAR-RS 25/6, Gold RS 50.
£75.66
Central Heating Pump
ErP 2015 Compliant (A-rated), auto setting, low noise and low power consumption.
Replaces most central heating pumps including : Grundfoss UPS 25-50/130, KSB C 25-60/130, Salmson NYL 53-25, Wilo STAR-RS 25/6, Gold RS 50.
£75.66
Central Heating Pump Thread Extension 1" Long
Brass thread extension piece for central heating pumps. Extends pump by approximately 1 inch and has a standard 1-1/2 inch BSP thread.
£4.40
Central Heating Pump Thread Extension 1" Long
Brass thread extension piece for central heating pumps. Extends pump by approximately 1 inch and has a standard 1-1/2 inch BSP thread.
£4.40
Central Heating Pump Thread Extension 2" Long
Brass extension piece for central heating pumps. Extends pump threads by approximately 2 inches and has a standard 1-1/2 inch BSP thread.
£5.64
Central Heating Pump Thread Extension 2" Long
Brass extension piece for central heating pumps. Extends pump threads by approximately 2 inches and has a standard 1-1/2 inch BSP thread.
£5.64
Central Heating Pump Union
Brass central heating pump union.
Loose nut suits 1-1/2 inch BSP thread (normal heating pump size), union has an internal 1 inch BSP female thread.
£4.74
Central Heating Pump Union
Brass central heating pump union.
Loose nut suits 1-1/2 inch BSP thread (normal heating pump size), union has an internal 1 inch BSP female thread.
£4.74
Central Heating Pump Valve Fibre Washer
Fibre washer for standard central heating circulating pump / pump valves. Measures approx 44mm OD.
£0.30
Central Heating Pump Valve Fibre Washer
Fibre washer for standard central heating circulating pump / pump valves. Measures approx 44mm OD.
£0.30
Central Heating Pump Valve Nut
Spare nut for your central heating pump valve - these are designed a special way to allow them to be separated from their valve.
£1.65
Central Heating Pump Valve Nut
Spare nut for your central heating pump valve - these are designed a special way to allow them to be separated from their valve.
£1.65
Central Heating Pump Valve Rubber Washers (2 Pack)
Pack of 2 rubber washers for standard central heating pump valves, measures approx 43mm outside diameter. Plumbers often prefer these instead of the fibre type.
£1.89
Central Heating Pump Valve Rubber Washers (2 Pack)
Pack of 2 rubber washers for standard central heating pump valves, measures approx 43mm outside diameter. Plumbers often prefer these instead of the fibre type.
£1.89
Water Pump Pliers
Water pump pliers with tough, chrome vanadium steel slim-jaw, narrow head for working in confined spaces.
Versatile, 7-position positive locking head with hardened locating mechanism and jaws. Comfortable hi-grip vinyl handles.
Length 300mm - jaw 50mm.
£6.66
Water Pump Pliers
Water pump pliers with tough, chrome vanadium steel slim-jaw, narrow head for working in confined spaces.
Versatile, 7-position positive locking head with hardened locating mechanism and jaws. Comfortable hi-grip vinyl handles.
Length 300mm - jaw 50mm.
£6.66