INC

MKM Home Page

No Branch Selected

Boiler Spares, Parts & Accessories

423 products

Find a wide range of boilers from combi and oil boilers to heat only and system boilers. Plus all the boiler spares, parts and accessories including instantaneous water heaters, flues and more. Need help selecting the right boiler for the job? Speak to your local branch specialist for help and advise.

Showing 1 to 20 of 423 items

Showing 1 to 20 of 423 items

Worcester Bosch Magnetic Filter for Boiler, 1 Year Warranty, 190mm x 22mm
Worcester Bosch Magnetic Filter for Boiler, 1 Year Warranty, 190mm x 22mm product image

Worcester Bosch Magnetic Filter for Boiler, 1 Year Warranty, 190mm x 22mm

FREE local delivery

Restrictions apply*

to see available stock and prices

Eph 3 Port Honeywell Adaptor Actuator
Eph 3 Port Honeywell Adaptor Actuator product image

Eph 3 Port Honeywell Adaptor Actuator

FREE local delivery

Restrictions apply*

to see available stock and prices

Slim Jim 12kw Electric Flow Boiler
Slim Jim 12kw Electric Flow Boiler product image

Slim Jim 12kw Electric Flow Boiler

FREE local delivery

Restrictions apply*

to see available stock and prices

Wired Programmable Thermostat Totalhome Tthwp
Wired Programmable Thermostat Totalhome Tthwp product image

Wired Programmable Thermostat Totalhome Tthwp

FREE local delivery

Restrictions apply*

to see available stock and prices

Vaillant Filter Boiler Protection Kit, 22mm
Vaillant Filter Boiler Protection Kit, 22mm product image

Vaillant Filter Boiler Protection Kit, 22mm

FREE local delivery

Restrictions apply*

to see available stock and prices

Glowworm 1m Flue Extension
Glowworm 1m Flue Extension product image

Glowworm 1m Flue Extension

FREE local delivery

Restrictions apply*

to see available stock and prices

Worcester Diverter Valve Assembly
Worcester Diverter Valve Assembly product image

Worcester Diverter Valve Assembly

FREE local delivery

Restrictions apply*

to see available stock and prices

Plastic Coated Terminal Guard, 27.94cm x 22.86cm
Plastic Coated Terminal Guard, 27.94cm x 22.86cm product image

Plastic Coated Terminal Guard, 27.94cm x 22.86cm

FREE local delivery

Restrictions apply*

to see available stock and prices

1/2in Lever Head Chrome Plated Tap Conversion Kit
1/2in Lever Head Chrome Plated Tap Conversion Kit product image

1/2in Lever Head Chrome Plated Tap Conversion Kit

FREE local delivery

Restrictions apply*

to see available stock and prices

Inta 22mm Unvented Group Inlet Valve, 3bar Prv, 6bar Srv
Inta 22mm Unvented Group Inlet Valve, 3bar Prv, 6bar Srv product image

Inta 22mm Unvented Group Inlet Valve, 3bar Prv, 6bar Srv

FREE local delivery

Restrictions apply*

to see available stock and prices

Vaillant Printed Circuit Board Pcb (Ecotec Plus, Pro)
Vaillant Printed Circuit Board Pcb (Ecotec Plus, Pro) product image

Vaillant Printed Circuit Board Pcb (Ecotec Plus, Pro)

FREE local delivery

Restrictions apply*

to see available stock and prices

Hwos Danfoss Oil Nozzle, 0.60 x 80mm
Hwos Danfoss Oil Nozzle, 0.60 x 80mm product image

Hwos Danfoss Oil Nozzle, 0.60 x 80mm

FREE local delivery

Restrictions apply*

to see available stock and prices

Ideal, Logic2 Lpg Conversion Kit For 30kw Boilers
Ideal, Logic2 Lpg Conversion Kit For 30kw Boilers product image

Ideal, Logic2 Lpg Conversion Kit For 30kw Boilers

FREE local delivery

Restrictions apply*

to see available stock and prices

Wireless Digital Thermostat Totalhome Tthwfd
Wireless Digital Thermostat Totalhome Tthwfd product image

Wireless Digital Thermostat Totalhome Tthwfd

FREE local delivery

Restrictions apply*

to see available stock and prices

Worcester Heat Exchanger, 16 Plate
Worcester Heat Exchanger, 16 Plate product image

Worcester Heat Exchanger, 16 Plate

FREE local delivery

Restrictions apply*

to see available stock and prices

Vaillant Automatic Air Vent
Vaillant Automatic Air Vent product image

Vaillant Automatic Air Vent

FREE local delivery

Restrictions apply*

to see available stock and prices

Deso Slimline Black Bunded Oil Tank, 1200l Capacity, 2015mm x 650mm x 1645mm
Deso Slimline Black Bunded Oil Tank, 1200l Capacity, 2015mm x 650mm x 1645mm product image

Deso Slimline Black Bunded Oil Tank, 1200l Capacity, 2015mm x 650mm x 1645mm

FREE local delivery

Restrictions apply*

to see available stock and prices

Arctic Hayes Trappex 15mm Electrolytic Scale Reducer
Arctic Hayes Trappex 15mm Electrolytic Scale Reducer product image

Arctic Hayes Trappex 15mm Electrolytic Scale Reducer

FREE local delivery

Restrictions apply*

to see available stock and prices

Intafil 12l Expansion Vessel With Sealed System Kit, Heating
Intafil 12l Expansion Vessel With Sealed System Kit, Heating product image

Intafil 12l Expansion Vessel With Sealed System Kit, Heating

FREE local delivery

Restrictions apply*

to see available stock and prices

Vaillant Printed Circuit Board, Ecotec Plus, Pro
Vaillant Printed Circuit Board, Ecotec Plus, Pro product image

Vaillant Printed Circuit Board, Ecotec Plus, Pro

FREE local delivery

Restrictions apply*

to see available stock and prices