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 367 products

Expansion Vessel Sealed System Kit (no bracket)

381870

£22.67

£18.89
16% OFF

Expansion Vessel & Check Valve

SF3

£57.60

£48.00

£68.40

£57.00
18% OFF

Expansion Vessel, Check Valve & Pressure Reducing Valve

SF4

£84.96

£70.80

£103.20

£86.00
15% OFF

Expansion Vessel & Check Valve with fast install inlet group

SF6

£72.00

£60.00

£85.20

£71.00
19% OFF

Expansion Vessel, Check Valve & Pressure RV Fast Install

SF7

£99.36

£82.80

£122.40

£102.00
Expansion Vessel Bracket Up to 24 litres

381650

£23.21

£19.34
Universal Expansion Vessel Mounting Bracket

381655

£6.62

£5.52
Expansion Vessel Service Valve 3/4" M x F

381875

£13.97

£11.64
T-BAR Expansion Vessel Fixing Kit

381880

£53.68

£44.73
40% OFF

ESi Controls 1 Channel Programmer

ES1247B

£40.58

£33.82

£67.64

£56.37
40% OFF

ESi Controls 2 Channel Programmer

ES2247B

£46.13

£38.44

£76.87

£64.06
40% OFF

ESi Controls 3 Channel Programmer

ES3247B

£50.74

£42.28

£84.55

£70.46
40% OFF

ESi Controls Mechanical Room Thermostat

ESRTM

£11.11

£9.26

£18.53

£15.44
40% OFF

ESi Controls Electronic Room Thermostat with Neon Indicator

ESRTE2

£11.69

£9.74

£19.48

£16.23
40% OFF

ESi Controls Electronic Digital Room Thermostat (vf) with TPI

ESRTD2

£22.15

£18.46

£36.91

£30.76
40% OFF

ESi Controls Electronic Digital Room Thermostat with TPI & Delayed Start

ESRTD3

£25.90

£21.58

£43.16

£35.97
40% OFF

ESi Controls Electronic Digital Room Thermostat RF with TPI

ESRTERFW

£50.41

£42.01

£84.02

£70.02
40% OFF

ESi Controls Programmable Room Thermostat - DS,OS,OS,TPI, LL

ESRTP4+

£35.05

£29.21

£58.42

£48.68
40% OFF

ESi Controls ESRTP4RF+ - Prog. Room Thermostat RF with Opentherm - DS,OS,OS,TPI, LL, OT

ESRTP4RF+

£74.65

£62.21

£124.42

£103.68
40% OFF

ESi Controls Programmable Room Thermostat Wifi Flush Mounted

ESRTP5WF

£103.80

£86.50

£173.00

£144.17
40% OFF

ESi Controls Electronic Dual Cylinder Thermostat

ESCTDEB

£23.99

£19.99

£39.97

£33.31
40% OFF

ESi Controls 22mm Y Plan Heating Pack

ES2YPLAN

£137.21

£114.34

£228.67

£190.56
40% OFF

ESi Controls 22mm S Plan Heating Pack

ES2SPLAN

£174.23

£145.19

£290.38

£241.98
40% OFF

ESi Controls 28mm S Plan Heating Pack

ES8SPLAN

£187.08

£155.90

£311.81

£259.84
TESLA Immersion Heater Thermostat 11"

391580

£7.86

£6.55
28% OFF

First Trace Heating Direct Air Sensing Frost Protection Thermostat -5-40⁰

SensaireSA1

£92.62

£77.18

£128.63

£107.19
28% OFF

First Trace Heating Direct Line Sensing Frost Protection Thermostat -5-40⁰

WeatherCapA

£95.02

£79.18

£131.96

£109.97
28% OFF

First Trace Heating Direct Line Sensing Thermostat for Temperature Maintenance 0-90⁰

WeatherCapB

£95.02

£79.18

£131.96

£109.97
28% OFF

First Trace Heating Direct Line Sensing Thermostat for Temperature Maintenance 20-220⁰

WeatherCapC

£97.66

£81.38

£135.64

£113.03
28% OFF

First Trace Heating Direct Digital Line Sensing Thermostat

WeatherCapBMS

£139.51

£116.26

£193.76

£161.47
9% OFF

Optimum 24 Hour Socket Box Timeswitch

OP-SBST

£32.60

£27.17

£35.83

£29.86
9% OFF

Optimum 7 Day Socket Box Timeswitch

OP-SBSW

£49.18

£40.98

£54.04

£45.03

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Expansion Vessels

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