Skip to content

Search

Search Log in Basket

Menu

Service Kits
Vessel Kits
Boiler Spares
Cylinder Spares
Electric
Fire & Cooker
Fittings
Water Treatment
Consumables

Home
Cylinder Spares

Cylinder Spares

View as List Grid

FiltersFilter

Applied Filters

Clear all

Product type

Blending Valves (5)
Bypass (4)
Gauges (6)
Immersion Heaters (32)
Multibloc (41)
Pressure Reducing Valve (2)
Pressure Relief Valve (20)
Temp & PRV (7)
Thermostats (4)
Tundish (8)
Vessels (14)

Clear

Bar Rating

3 Bar (5)
3.5 Bar (3)
4 Bar (3)
4.75 Bar (2)
6 Bar (9)
8 Bar (1)
10 Bar (2)

Clear

Vessel Size

2 Litre (1)
8 Litre (2)
12 Litre (2)
18 Litre (2)
24 Litre (2)

Clear

Copper 11" Immersion Heater & Thermostat

£20.52

£17.10 EX. VAT

In stock

View details
Copper 14" Immersion Heater & Thermostat

£23.28

£19.40 EX. VAT

In stock

View details
Copper 27" Immersion Heater & Thermostat

£23.88

£19.90 EX. VAT

In stock

View details
Copper 30" Immersion Heater & Thermostat

£26.40

£22.00 EX. VAT

In stock

View details
Copper Thermostat Pocket 1/2" BSP Male

£13.44

£11.20 EX. VAT

In stock

View details
Dual Cylinder Thermostat

£20.88

£17.40 EX. VAT

In stock

View details
Dual Safety Thermostat 11"

£12.24

£10.20 EX. VAT

In stock

View details
Dual Safety Thermostat 18"

£13.44

£11.20 EX. VAT

In stock

View details
Dual Safety Thermostat 7"

£12.96

£10.80 EX. VAT

In stock

View details
Esi Electronic Dual Cylinder Thermostat ESCTDEB

£25.86

£21.55 EX. VAT

In stock

View details
Expansion Vessel Hose 1M 3/4" MxF

£11.52

£9.60 EX. VAT

In stock

View details
Expansion Vessel Service Valve 3/4" MxF

£18.24

£15.20 EX. VAT

In stock

View details
Heating Element + TH Insulator + Ano Insulator & Anode 3kW

£52.92

£44.10 EX. VAT

In stock

View details
Heating Vessel with Bracket & Strap 12L

£33.60

£28.00 EX. VAT

In stock

View details
Heating Vessel with Bracket & Strap 18L

£37.20

£31.00 EX. VAT

In stock

View details
Heating Vessel with Bracket & Strap 24L

£43.80

£36.50 EX. VAT

In stock

View details
Heating Vessel with Bracket & Strap 8L

£30.60

£25.50 EX. VAT

In stock

View details
Heatrae Sadia Immersion Heater Kit Lower 95606961

£99.84

£83.20 EX. VAT

In stock

View details
Heatrae Sadia Immersion Heater Kit Upper 95606962

£97.92

£81.60 EX. VAT

In stock

View details
Heatrae Sadia Immersion Heater Megaflo New Lower Inc Stat 95606963

£148.44

£123.70 EX. VAT

In stock

View details
Heatrae Sadia Immersion Heater Megaflo New Upper Inc Stat 95606964

£142.80

£119.00 EX. VAT

In stock

View details
Heatrae Sadia Megaflo HE Multibloc Valve No PRV

£198.00

£165.00 EX. VAT

In stock

View details
Heatrae Sadia Megaflo Lower Incoloy Immersion 95606984

£31.20

£26.00 EX. VAT

In stock

View details
Heatrae Sadia Megaflo Multibloc Valve with PRV 3 & 8 Bar

£116.40

£97.00 EX. VAT

In stock

View details

Previous
Page 3 / 6
1
2
3
4
5
6
Next

Your cart

Your cart is empty

Subtotal:£0.00 GBP

Loading...

Trade Supplies

15mm Brass Gate Valve WRAS

£4.92

£4.10 EX. VAT
3 Core Heat Resistant Cable 0.75mm (sold per metre)

£1.49

£1.24 EX. VAT
Caterflex Gas Hose 1/2" x 1.5M Long Yellow

£29.64

£24.70 EX. VAT
PrimaTEC PT10 Inhibitor 500ml

£9.76

£8.13 EX. VAT
Esi Electronic Dual Cylinder Thermostat ESCTDEB

£25.86

£21.55 EX. VAT
Straight Boiler Filling Loop

£9.36

£7.80 EX. VAT
15mm Bottle Air Vent

£6.96

£5.80 EX. VAT
Gas Restrictor Elbow Kit Chrome

£6.72

£5.60 EX. VAT
Adjustable Earth Clamp

£0.90

£0.75 EX. VAT

Order Updates

Tracking Updates
Leading Prices

Genuine Parts
Fast Delivery

From £3.79
Support

Expert Help
Returns

Simple Returns

About GasPart

GasPart is the leading supplier of bespoke boiler service kits officially supplying genuine replacement parts for all leading domestic and commercial boiler manufacturers.

Phone: 0345 222 1611

Facebook
Instagram
Twitter

Account

My Account
Ordering
Delivery
Returns
FAQ

Information

About us
News and Information
Gas Safe
Privacy Policy
Terms and Conditions

Browse

Service Kits
Vessel Kits
Boiler Spares
Cylinder Spares
Electric
Fire & Cooker
Fittings
Water Treatment
Consumables

Payment methods accepted

© 2025 GasPart.co.uk.

Choose options

Item added to your cart.

View cart