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Heating Valves

There are some more valves in our plumbing section.

22mm Automatic 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 Automatic 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 Central Heating 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
22mm Central Heating 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
28mm Central Heating 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
28mm Central Heating 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
3 Bar Pressure Relief Valve | 1/2" Female x Female
3 bar 1/2 inch BSP female x female pressure relief valve
Colour of plastic top may vary from picture (makes no difference to operation of valve).
£4.66
3 Bar Pressure Relief Valve | 1/2" Female x Female
3 bar 1/2 inch BSP female x female pressure relief valve
Colour of plastic top may vary from picture (makes no difference to operation of valve).
£4.66
3 Bar Pressure Relief Valve | 1/2" Male x Female
3 bar 1/2 inch BSP male x female pressure relief valve.
Colour of plastic top may vary from picture (makes no difference to operation of valve).
£7.00
3 Bar Pressure Relief Valve | 1/2" Male x Female
3 bar 1/2 inch BSP male x female pressure relief valve.
Colour of plastic top may vary from picture (makes no difference to operation of valve).
£7.00
6 Bar Pressure Relief Valve | 1/2" Female x Female
6 bar 1/2 inch BSP female x female pressure relief valve.
Colour of plastic top may vary from picture (makes no difference to operation of valve).
£6.81
6 Bar Pressure Relief Valve | 1/2" Female x Female
6 bar 1/2 inch BSP female x female pressure relief valve.
Colour of plastic top may vary from picture (makes no difference to operation of valve).
£6.81
7 Bar Pressure Relief Valve | 1/2" Female x Female
7 bar 1/2 inch BSP female x female pressure relief valve.
Colour of plastic top may vary from picture (makes no difference to operation of valve).
£7.99
7 Bar Pressure Relief Valve | 1/2" Female x Female
7 bar 1/2 inch BSP female x female pressure relief valve.
Colour of plastic top may vary from picture (makes no difference to operation of valve).
£7.99
Automatic Bottle Air Vent Valve 1/2" BSP
1/2 inch BSP brass automatic bottle air vent (AAV).
With shut off cap that can be used to stop auto venting if so required.
£5.60
Automatic Bottle Air Vent Valve 1/2" BSP
1/2 inch BSP brass automatic bottle air vent (AAV).
With shut off cap that can be used to stop auto venting if so required.
£5.60
Central Heating / Combi Boiler Straight Filling Loop
Central heating system / combi boiler straight filling loop.
Comes with braided hose, one way double check valve and lever operated fill valve.
15mm compression pipe connections at each end of the loop.
£7.92
Central Heating / Combi Boiler Straight Filling Loop
Central heating system / combi boiler straight filling loop.
Comes with braided hose, one way double check valve and lever operated fill valve.
15mm compression pipe connections at each end of the loop.
£7.92
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.
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
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)
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)
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
Motorised Valve Motor
Synchron / synchronous motorised valve motor.
Designed to fit most common motorised central heating valves, including a lot of models from Danfoss, Drayton, Honeywell, Horstmann, Satchwell, LandS, Myson, Tower and more.
£11.26
Motorised Valve Motor
Synchron / synchronous motorised valve motor.
Designed to fit most common motorised central heating valves, including a lot of models from Danfoss, Drayton, Honeywell, Horstmann, Satchwell, LandS, Myson, Tower and more.
£11.26
Myson Power Extra MPE222 22mm 2 Port Motorised Zone Valve
Myson Power Extra MPE222 2 port 22mm motorised zone valve.
Designed for use in fully pumped central heating and hot water systems.
£54.72
Myson Power Extra MPE222 22mm 2 Port Motorised Zone Valve
Myson Power Extra MPE222 2 port 22mm motorised zone valve.
Designed for use in fully pumped central heating and hot water systems.
£54.72
Myson Power Extra MPE228 28mm 2 Port Motorised Zone Valve
Myson Power Extra MPE228 28mm 2 port motorised zone valve.
Designed for use in fully pumped central heating and hot water systems.
£57.60
Myson Power Extra MPE228 28mm 2 Port Motorised Zone Valve
Myson Power Extra MPE228 28mm 2 port motorised zone valve.
Designed for use in fully pumped central heating and hot water systems.
£57.60
Pressure Gauge 4 Bar 1/4" BSP Back Connection
1/4 inch BSP 4 bar back entry water pressure gauge with red reference pointer and scale in bars.
£9.93
Pressure Gauge 4 Bar 1/4" BSP Back Connection
1/4 inch BSP 4 bar back entry water pressure gauge with red reference pointer and scale in bars.
£9.93
Pressure Gauge 4 Bar 1/4" BSP Bottom Connection
4 bar bottom connection water pressure gauge with red reference pointer and scale in bars.
£9.93
Pressure Gauge 4 Bar 1/4" BSP Bottom Connection
4 bar bottom connection water pressure gauge with red reference pointer and scale in bars.
£9.93
Spring Pressure Relief Valve | 1/2" BSP
Brass 1/2 inch BSP pressure relief valve.
This safety valve has a simple (adjustable) spring loaded release mechanism with a lock ring to lock the adjuster in position.
£2.82
Spring Pressure Relief Valve | 1/2" BSP
Brass 1/2 inch BSP pressure relief valve.
This safety valve has a simple (adjustable) spring loaded release mechanism with a lock ring to lock the adjuster in position.
£2.82