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

Cavity Insulation

83 products

Elevate your building's energy efficiency with our premium cavity insulation products at MKM Building Supplies. Ideal for reducing heat loss and improving indoor comfort, our cavity insulation range is suitable for a variety of applications, from residential to commercial projects. Available in multiple materials and thicknesses, we ensure you'll find the perfect fit for your construction needs. Our team is here to provide expert advice and support, helping you choose the right insulation solution.

Showing 1 to 20 of 83 items

Showing 1 to 20 of 83 items

Kingspan Thermawall TW50 1200X450X 100mm Cavity Batts Loose Sheets
Kingspan Thermawall TW50 1200X450X 100mm Cavity Batts Loose Sheets product image
Greener Option-energy

Kingspan Thermawall TW50 1200X450X 100mm Cavity Batts Loose Sheets

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Rockwool Slab 1200 X 600mm (Pk 4) 2.88M2 100mm
Rockwool Slab 1200 X 600mm (Pk 4) 2.88M2 100mm product image
Greener Option-energy

Rockwool Slab 1200 X 600mm (Pk 4) 2.88M2 100mm

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Manthorpe WCMulticor 150mm Cavity Closer 2.44m
Manthorpe WCMulticor 150mm Cavity Closer 2.44m product image
Greener Option-energy

Manthorpe WCMulticor 150mm Cavity Closer 2.44m

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Timloc Thermo-Loc Eps Multi Cavity Closer 2.4M 50-100mm
Timloc Thermo-Loc Eps Multi Cavity Closer 2.4M 50-100mm product image
Greener Option-energy

Timloc Thermo-Loc Eps Multi Cavity Closer 2.4M 50-100mm

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Manthorpe WCMulticor Cavity Closer 50mm-100mm 2.44m
Manthorpe WCMulticor Cavity Closer 50mm-100mm 2.44m product image
Greener Option-energy

Manthorpe WCMulticor Cavity Closer 50mm-100mm 2.44m

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Timloc Thermo-Loc EPS 100-150mm Multi Cavity Closer 2.4m
Timloc Thermo-Loc EPS 100-150mm Multi Cavity Closer 2.4m product image
Greener Option-energy

Timloc Thermo-Loc EPS 100-150mm Multi Cavity Closer 2.4m

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Cavity Stop Sock 100X120X1200mm
Cavity Stop Sock 100X120X1200mm product image
Greener Option-energy

Cavity Stop Sock 100X120X1200mm

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Manthorpe Multicor EXL244 Cavity Closer 50mm-100mm 2.44m
Manthorpe Multicor EXL244 Cavity Closer 50mm-100mm 2.44m product image
Greener Option-energy

Manthorpe Multicor EXL244 Cavity Closer 50mm-100mm 2.44m

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Timloc Thermo-Loc Platinum 50mm-100mm Multi Cavity Closer 2.4m
Timloc Thermo-Loc Platinum 50mm-100mm Multi Cavity Closer 2.4m product image
Greener Option-energy

Timloc Thermo-Loc Platinum 50mm-100mm Multi Cavity Closer 2.4m

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Timloc Thermo-Loc 100mm Platinum+ Cavity Closer 2.4m
Timloc Thermo-Loc 100mm Platinum+ Cavity Closer 2.4m product image
Greener Option-energy

Timloc Thermo-Loc 100mm Platinum+ Cavity Closer 2.4m

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Frstop Fire-Rated Cavity Stop Sock
Frstop Fire-Rated Cavity Stop Sock product image
Greener Option-energy

Frstop Fire-Rated Cavity Stop Sock

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Easi-Close Silver Cavity Closer 2.4m x 100-150mm
Easi-Close Silver Cavity Closer 2.4m x 100-150mm product image
Greener Option-energy

Easi-Close Silver Cavity Closer 2.4m x 100-150mm

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Easi-Close Silver Cavity Closer 2.4m x 50-100mm
Easi-Close Silver Cavity Closer 2.4m x 50-100mm product image
Greener Option-energy

Easi-Close Silver Cavity Closer 2.4m x 50-100mm

Greener Option-energy

FREE local delivery

Restrictions apply*

to see available stock and prices

Unilin Insulation, Cavity Wall Insulation Board, Polyisocyanurate, 90mm, 0.54m2,
Unilin Insulation, Cavity Wall Insulation Board, Polyisocyanurate, 90mm, 0.54m2, product image

Unilin Insulation, Cavity Wall Insulation Board, Polyisocyanurate, 90mm, 0.54m2,

FREE local delivery

Restrictions apply*

to see available stock and prices

Manthorpe Cavity Closer, Double Flange, 100mm
Manthorpe Cavity Closer, Double Flange, 100mm product image

Manthorpe Cavity Closer, Double Flange, 100mm

FREE local delivery

Restrictions apply*

to see available stock and prices

Dacatie Tf Multi Cavity Closer, 100-150mm, 2.4m Length
Dacatie Tf Multi Cavity Closer, 100-150mm, 2.4m Length product image

Dacatie Tf Multi Cavity Closer, 100-150mm, 2.4m Length

FREE local delivery

Restrictions apply*

to see available stock and prices

Recticel Eurowall Partial Fill Cavity Board, 1200 x 450 x 90 mm
Recticel Eurowall Partial Fill Cavity Board, 1200 x 450 x 90 mm product image

Recticel Eurowall Partial Fill Cavity Board, 1200 x 450 x 90 mm

FREE local delivery

Restrictions apply*

to see available stock and prices

Surecav Backing Board, Polypropylene, Cavity Spacer System, 1200 x 450 x 25mm
Surecav Backing Board, Polypropylene, Cavity Spacer System, 1200 x 450 x 25mm product image

Surecav Backing Board, Polypropylene, Cavity Spacer System, 1200 x 450 x 25mm

FREE local delivery

Restrictions apply*

to see available stock and prices

Rockwool Flexi Slab Insulation, 1200 x 600 x 140 mm, 2.88 M2
Rockwool Flexi Slab Insulation, 1200 x 600 x 140 mm, 2.88 M2 product image

Rockwool Flexi Slab Insulation, 1200 x 600 x 140 mm, 2.88 M2

FREE local delivery

Restrictions apply*

to see available stock and prices

Cavity Stop Sock, 300 X 100 X 1200 mm
Cavity Stop Sock, 300 X 100 X 1200 mm product image

Cavity Stop Sock, 300 X 100 X 1200 mm

FREE local delivery

Restrictions apply*

to see available stock and prices