INC

MKM Home Page

No Branch Selected

Free Local Delivery*

Or click & collect in branch

Apply For An Account

£1000 credit limit*

Made for Trade

Register today and start saving

Trusted Local Experts

Talk to our specialists in branch

System Components

58 products

Whatever your project, we've got all your heating & hot water controls covered. From control packs, pipe & system stats, programmers & time clocks to thermostats, system components, valves and thermostatic mixing valves. Don't forget to check out our smart control options too!

Showing 1 to 20 of 58 items

Showing 1 to 20 of 58 items

Inta 15mm Automatic Air Vent
Inta 15mm Automatic Air Vent product image

Inta 15mm Automatic Air Vent

FREE local delivery

Available to order

to see available stock and prices

Altecnic 12.47mm Male Mechanical Type Shock/Water Hammer Arrestor
Altecnic 12.47mm Male Mechanical Type Shock/Water Hammer Arrestor product image

Altecnic 12.47mm Male Mechanical Type Shock/Water Hammer Arrestor

FREE local delivery

Available to order

to see available stock and prices

McAlpine Tunvalve Straight Through (Clear) 19/23mm
McAlpine Tunvalve Straight Through (Clear) 19/23mm product image

McAlpine Tunvalve Straight Through (Clear) 19/23mm

FREE local delivery

Available to order

to see available stock and prices

Salus Mag-Defender Filter - White
Salus Mag-Defender Filter - White product image

Salus Mag-Defender Filter - White

FREE local delivery

Available to order

to see available stock and prices

Altecnic 18 Litre Nitrogen Heating Expansion Vessel with Robokit Extra Sealed System Kit
Altecnic 18 Litre Nitrogen Heating Expansion Vessel with Robokit Extra Sealed System Kit product image

Altecnic 18 Litre Nitrogen Heating Expansion Vessel with Robokit Extra Sealed System Kit

FREE local delivery

Available to order

to see available stock and prices

Inta Auto Bypass Valve Straight 22mm
Inta Auto Bypass Valve Straight 22mm product image

Inta Auto Bypass Valve Straight 22mm

FREE local delivery

Available to order

to see available stock and prices

Altecnic 22mm x 15mm Black Straight Plastic Tundish
Altecnic 22mm x 15mm Black Straight Plastic Tundish product image

Altecnic 22mm x 15mm Black Straight Plastic Tundish

FREE local delivery

Available to order

to see available stock and prices

Altecnic 1/2" Expansion Vessel Shock Arrestor PV016C
Altecnic 1/2" Expansion Vessel Shock Arrestor PV016C product image

Altecnic 1/2" Expansion Vessel Shock Arrestor PV016C

FREE local delivery

Available to order

to see available stock and prices

Vr 71 Be,Ch,Fr,It,Nl,Cz,Uk,Sk,Pl,Se...
Vr 71 Be,Ch,Fr,It,Nl,Cz,Uk,Sk,Pl,Se... product image

Vr 71 Be,Ch,Fr,It,Nl,Cz,Uk,Sk,Pl,Se...

FREE local delivery

Available to order

to see available stock and prices

Altecnic 12 Litre Nitrogen Heating Expansion Vessel with Robokit Extra Sealed System Kit
Altecnic 12 Litre Nitrogen Heating Expansion Vessel with Robokit Extra Sealed System Kit product image

Altecnic 12 Litre Nitrogen Heating Expansion Vessel with Robokit Extra Sealed System Kit

FREE local delivery

Available to order

to see available stock and prices

Zilmet Hy-Pro 19L Potable Expansion Vessel (White)
Zilmet Hy-Pro 19L Potable Expansion Vessel (White) product image

Zilmet Hy-Pro 19L Potable Expansion Vessel (White)

FREE local delivery

Available to order

to see available stock and prices

Honeywell Home Automatic Angled Bypass Valve 22mm DU145-3/4B
Honeywell Home Automatic Angled Bypass Valve 22mm DU145-3/4B product image

Honeywell Home Automatic Angled Bypass Valve 22mm DU145-3/4B

FREE local delivery

Available to order

to see available stock and prices

Altecnic 18 Litre Reflex Heating Expansion Vessel With Bracket HVB18C
Altecnic 18 Litre Reflex Heating Expansion Vessel With Bracket HVB18C product image

Altecnic 18 Litre Reflex Heating Expansion Vessel With Bracket HVB18C

FREE local delivery

Available to order

to see available stock and prices

Altecnic 24 Litre Nitrogen Heating Expansion Vessel with Robokit Extra Sealed System Kit
Altecnic 24 Litre Nitrogen Heating Expansion Vessel with Robokit Extra Sealed System Kit product image

Altecnic 24 Litre Nitrogen Heating Expansion Vessel with Robokit Extra Sealed System Kit

FREE local delivery

Available to order

to see available stock and prices

Altecnic Eres Angled Bypass Valve 22mm ER-22mmANGBI
Altecnic Eres Angled Bypass Valve 22mm ER-22mmANGBI product image

Altecnic Eres Angled Bypass Valve 22mm ER-22mmANGBI

FREE local delivery

Available to order

to see available stock and prices

Polyplumb UFCH 8 Zone Wiring Centre RF
Polyplumb UFCH 8 Zone Wiring Centre RF product image

Polyplumb UFCH 8 Zone Wiring Centre RF

FREE local delivery

Available to order

to see available stock and prices

Polyplumb UFCH 8 Zone Wiring Centre
Polyplumb UFCH 8 Zone Wiring Centre product image

Polyplumb UFCH 8 Zone Wiring Centre

FREE local delivery

Available to order

to see available stock and prices

Polyplumb UFCH 4 Zone Wiring Centre
Polyplumb UFCH 4 Zone Wiring Centre product image

Polyplumb UFCH 4 Zone Wiring Centre

FREE local delivery

Available to order

to see available stock and prices

Zilmet Hy-Pro 24L Potable Expansion Vessel (White)
Zilmet Hy-Pro 24L Potable Expansion Vessel (White) product image

Zilmet Hy-Pro 24L Potable Expansion Vessel (White)

FREE local delivery

Available to order

to see available stock and prices

Honeywell Home 15A 10-Terminal Junction Box 147mm x 40mm x 104mm
Honeywell Home 15A 10-Terminal Junction Box 147mm x 40mm x 104mm product image

Honeywell Home 15A 10-Terminal Junction Box 147mm x 40mm x 104mm

FREE local delivery

Available to order

to see available stock and prices