Central Heating Pumps

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 Differential Bypass Valve

    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.

    £11.82

    22mm Differential Bypass Valve

    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.

    £11.82

  • Brass 22mm Pump Valve (2 Pack) Gate Type

    Brass 22mm Pump Valve (2 Pack) Gate Type

    Pack of 2 x 22mm gate type central heating pump valves complete with nut and washer.

    Nut suits 1-1/2 inch BSP thread (normal heating pump size).

    £9.49

    Brass 22mm Pump Valve (2 Pack) Gate Type

    Brass 22mm Pump Valve (2 Pack) Gate Type

    Pack of 2 x 22mm gate type central heating pump valves complete with nut and washer.

    Nut suits 1-1/2 inch BSP thread (normal heating pump size).

    £9.49

  • Brass 22mm Pump Valve | Gate Type

    Brass 22mm Pump Valve | Gate Type

    22mm gate type central heating pump valve complete with nut and washer.

    Nut suits 1-1/2 inch BSP thread (normal heating pump size).

    £4.94

    Brass 22mm Pump Valve | Gate Type

    Brass 22mm Pump Valve | Gate Type

    22mm gate type central heating pump valve complete with nut and washer.

    Nut suits 1-1/2 inch BSP thread (normal heating pump size).

    £4.94

  • Brass 28mm Pump Valve | Gate Type

    Brass 28mm Pump Valve | Gate Type

    28mm gate type central heating pump valve, with nut and washer.

    Nut suits 1-1/2 inch BSP thread (normal heating pump size).

    £7.05

    Brass 28mm Pump Valve | Gate Type

    Brass 28mm Pump Valve | Gate Type

    28mm gate type central heating pump valve, with nut and washer.

    Nut suits 1-1/2 inch BSP thread (normal heating pump size).

    £7.05

  • Central Heating Pump | Energy A Rated

    Central Heating Pump | Energy A Rated

    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 | Energy A Rated

    Central Heating Pump | Energy A Rated

    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 x 1.1/2" BSP

    Central Heating Pump Thread Extension 1" Long x 1.1/2" BSP

    Brass thread extension piece for central heating pumps.

    Extends pump by approximately 1 inch and has a standard 1.1/2 inch BSP thread.

    £4.28

    Central Heating Pump Thread Extension 1" Long x 1.1/2" BSP

    Central Heating Pump Thread Extension 1" Long x 1.1/2" BSP

    Brass thread extension piece for central heating pumps.

    Extends pump by approximately 1 inch and has a standard 1.1/2 inch BSP thread.

    £4.28

  • Central Heating Pump Thread Extension 2" Long x 1.1/2" BSP

    Central Heating Pump Thread Extension 2" Long x 1.1/2" BSP

    Brass extension piece for central heating pumps.

    Extends pump threads by approximately 2 inches and has a standard 1.1/2 inch BSP thread.

    £5.90

    Central Heating Pump Thread Extension 2" Long x 1.1/2" BSP

    Central Heating Pump Thread Extension 2" Long x 1.1/2" BSP

    Brass extension piece for central heating pumps.

    Extends pump threads by approximately 2 inches and has a standard 1.1/2 inch BSP thread.

    £5.90

  • Central Heating Pump Union

    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.

    £4.98

    Central Heating Pump Union

    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.

    £4.98

  • Central Heating Pump Valve Fibre Washer

    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

    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

    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.

    This nut has a 1-1/2 inch BSP thread (standard size for domestic central heating circulating pumps).

    £1.74

    Central Heating Pump Valve Nut

    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.

    This nut has a 1-1/2 inch BSP thread (standard size for domestic central heating circulating pumps).

    £1.74

  • Central Heating Pump Valve Rubber Washers (2 Pack)

    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.

    £1.98

    Central Heating Pump Valve Rubber Washers (2 Pack)

    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.

    £1.98

  • Plumbers Slim Jaw Water Pump Pliers

    Plumbers Slim Jaw Water Pump Pliers

    Plumbers 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

    Plumbers Slim Jaw Water Pump Pliers

    Plumbers Slim Jaw Water Pump Pliers

    Plumbers 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

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