Expansion Vessels

Our expansion vessels safeguard your heating and plumbing systems. Designed to accommodate pressure changes, they ensure longevity and efficiency, preventing damage and leaks.

Showing 1 to 32 of 32 products

Expansion Vessel Sealed System Kit (no bracket)

381870

£23.46

£19.55
Expansion Vessel Bracket Up to 24 litres

381650

£24.01

£20.01
Universal Expansion Vessel Mounting Bracket

381655

£6.86

£5.72
Expansion Vessel Service Valve 3/4" M x F

381875

£14.46

£12.05
T-BAR Expansion Vessel Fixing Kit

381880

£55.54

£46.28
35% OFF

ESi Controls 3 Port 22mm Zone Valve

ESZV223LM

£77.69

£64.74

£120.44

£100.37
35% OFF

ESi Controls 2 Port 28mm Zone Valve - Neon Light and Plug

ESZV282N

£71.45

£59.54

£110.76

£92.30
ECLIPSE Motorised Zone Valve 2 Way 22mm

365070

£51.34

£42.78
ECLIPSE Motorised Zone Valve 3 Way 22mm

365075

£55.25

£46.04
ECLIPSE Motorised Zone Valve 2 Way 28mm

365080

£55.44

£46.20
Optimum 22mm 2 Port Motorised Zone Valve

OP-2PORT

£50.99

£42.49

£59.99

£49.99
Optimum 28mm 2 Port Motorised Zone Valve

OP-2PORT28

£78.98

£65.82

£92.93

£77.44
Optimum 2 Port Valve Actuator for 2 Port Motorised Valves

OP-2PORTH

£38.98

£32.48

£45.85

£38.21
Optimum 22mm Mid Position Motorised Zone Valve

OP-MID

£52.98

£44.15

£62.33

£51.94
Optimum 28mm Mid Position Motorised Zone Valve

OP-MID28

£88.02

£73.35

£103.55

£86.29
Optimum Mid Position Valve Actuator for 3 Port Motorised Zone Valves

OP-MIDH

£41.99

£34.99

£49.39

£41.16
2 Port Actuator

A 2PORT

£39.11

£32.59

£52.14

£43.45
Tower Mid-Position Actuator

A3MID

£42.19

£35.16

£56.26

£46.88
Tower Universal synchronous motor

SYNABOXED

£12.34

£10.28

£16.44

£13.70
Tower 22mm 2 port motorised valve

VAL222MV

£51.47

£42.89

£68.62

£57.18
Tower 28mm 2port motorised valve

VAL228MV

£80.30

£66.92

£107.06

£89.22
22mm Mid-position valve

VAL322MP

£53.52

£44.60

£71.36

£59.47
28mm Mid-position valve

VAL328MP

£87.53

£72.94

£116.70

£97.25
35% OFF

ESi Controls 3 Port 22mm Actuator Head

ESZVA223

£49.24

£41.03

£76.33

£63.61
35% OFF

ESi Controls 2 Port 22mm Zone Valve

ESZV222LM

£56.15

£46.79

£87.05

£72.54
Honeywell Replacement Head-v4043h

PH404

£75.66

£63.05
Honeywell Replacement Head-v4073a

PH407

£122.52

£102.10
Honeywell 22mm 2 Port Zone Valve

V40422

£102.25

£85.21
Honeywell 28mm 2 Port Zone Valve

V40428

£138.11

£115.09
Honeywell 22mm 3 Way Midpos Valve

V40722

£145.14

£120.95
Honeywell 28mm 3 Way Midpos Valve

V40728

£183.90

£153.25
2-Port Motorised Zone Valve - 22mm

WHS-ZONE VALVE 2 PORT

£63.65

£53.04

£74.87

£62.39

Expansion Vessels

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