Skip to content

Search

Search Log in Basket

Menu

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

Home
Boiler Spares
Keston Boiler Spares

Keston Boiler Spares

View as List Grid

FiltersFilter

Applied Filters

Clear all

Product type

Diverter Valve (4)
Electrode (2)
Expansion Vessel (1)
Gasket (3)
Ignitor (2)
Lead (1)
PRV (1)
Regulator (2)
Seal (3)
Sensor (1)
Switch (1)

Clear

Keston Burner Gasket 175572

£29.22

£24.35 EX. VAT

In stock

View details
Keston Detection Electrode 175592

£22.80

£19.00 EX. VAT

In stock

View details
Keston Ignition Electrode 175591

£31.20

£26.00 EX. VAT

In stock

View details
Keston Expansion Vessel 177540

£127.20

£106.00 EX. VAT

In stock

View details
Keston Ignitor Unit Clip On 178205

£44.40

£37.00 EX. VAT

In stock

View details
Keston Seal - Sump Cleanout Cover 175574

£9.22

£7.68 EX. VAT

In stock

View details
Keston Clean Out Cover & Gasket 175954

£17.22

£14.35 EX. VAT

In stock

View details
Keston Manifold- Sump Seal 175575

£9.60

£8.00 EX. VAT

In stock

View details
Keston Flue Manifold Top - Lower Seal 175579

£9.70

£8.08 EX. VAT

In stock

View details
Keston Turret / Manifold Gasket 175620

£16.20

£13.50 EX. VAT

In stock

View details
Keston Pressure Relief Valve 176610

£10.50

£8.75 EX. VAT

In stock

View details
Keston Ignitor Unit Screw On 175593

£24.00

£20.00 EX. VAT

In stock

View details
Keston Ignition Lead 175598

£21.00

£17.50 EX. VAT

In stock

View details
Keston Diverter Valve Paddle & Body Kit Motor 179020

£96.02

£80.02 EX. VAT

In stock

View details
Keston 24V Diverter Motor PL25L GFB8 179019

£84.14

£70.12 EX. VAT

In stock

View details
Keston Return Group Kit 176603

£86.03

£71.69 EX. VAT

In stock

View details
Keston Water Pressure Switch Grundfos 176480

£54.32

£45.27 EX. VAT

In stock

View details
Keston Flow Sensor - Turbine Kit 176473

£25.90

£21.58 EX. VAT

In stock

View details
Keston Flow Regulator 176472

£40.13

£33.44 EX. VAT

In stock

View details
Keston Flow Regulator 176471

£40.13

£33.44 EX. VAT

In stock

View details
Keston Flow Group Kit inc Pressure Gauge Clip 179168

£110.60

£92.17 EX. VAT

In stock

View details

Your cart

Your cart is empty

Subtotal:£0.00 GBP

Loading...

Trade Supplies

3 Core Heat Resistant Cable 0.75mm (sold per metre)

£0.90 ~~£1.49~~

£0.75 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
Gas Restrictor Elbow Kit Chrome

£6.72

£5.60 EX. VAT
Adjustable Earth Clamp

£0.40 ~~£0.90~~

£0.33 EX. VAT
Calmag Calchem 3-in-1 Inhibitor 1 Litre

£12.74

£10.62 EX. VAT
Regin T-Handled Hex Key - 5mm REGB36

£4.50 ~~£7.20~~

£3.75 EX. VAT
Regin Plumbers Washer Kit REGK26

£21.86

£18.22 EX. VAT
Regin Premier Stumpy Silicone Gun REGB83

£12.65 ~~£18.00~~

£10.54 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
Water Treatment
Fire & Cooker
Electric
Fittings
Consumables

Payment methods accepted

© 2025 GasPart.co.uk.

Choose options

Item added to your cart.

View cart