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Get the best price on wall insulation boards. From Celotex to Recticel, you can find every insulation board product on our website. Wall insulation boards are designed specifically to be applied to the application of walls within both residential and commercial buildings. Typically insulation boards are made up of a polyisocyanurate (PIR) core with a foil facing.

POPULAR
30% OFF
-30%
Celotex PIR Insulation Board

Celotex 100mm PIR Insulation Board – GA4100 (2400mm x 1200mm x 100mm) 2.88m2

£27.90 ex VAT
POPULAR
30% OFF
Recticel Insulation Board

100mm Recticel GP Insulation Boards (1200x2400mm) – 2.88m2

£27.90 ex VAT
POPULAR
20% OFF
Celotex Insulated Plasterboard

Celotex 37.5mm Insulated Plasterboard (2400mm x 1200mm x 37.5mm) – PL4025

£32.49 ex VAT
Celotex Cavity Wall Insulation Boards

Celotex CW4100 100mm Cavity Wall Board (1200mm x 450mm) – 3.24m2 pack

£46.90 ex VAT
Kingspan K118 Insulation Board

Kingspan Kooltherm K118 37.5mm Insulated Plasterboard (2400 x 1200mm) – 2.88m2

£63.50 ex VAT
POPULAR
32% OFF
Celotex PIR Insulation Board

120mm Celotex Insulation Board – XR4120 (2400mm x 1200mm x 120mm) 2.88m2

£35.10 ex VAT

25mm Recticel GP Insulation Boards (1200x2400mm) – 2.88m2

£11.20 ex VAT
POPULAR
32% OFF
Celotex PIR Insulation Board

50mm Celotex Insulation Board – GA4050 (2400mm x 1200mm x 50mm) 2.88m2

£16.99 ex VAT
POPULAR
32% OFF
Sale On Recticel Insulation

50mm Recticel GP Insulation Boards (1200x2400mm) – 2.88m2

£16.99 ex VAT
POPULAR
32% OFF
Recticel Insulation Board

70mm Recticel GP Insulation Boards (1200x2400mm) – 2.88m2

£23.65 ex VAT

75mm Celotex Insulation Board – GA4075 (2400mm X 1200mm X 75mm) 2.88m2

£23.65 ex VAT
POPULAR
21% OFF
Celotex Insulated Plasterboard

Celotex 52.5mm Insulated Plasterboard (2400mm x 1200mm x 52.5mm) – PL4040

£38.75 ex VAT
Celotex Cavity Wall Insulation Boards

Celotex CW4060 60mm Cavity Wall Board (1200mm x 450mm) – 5.40m2 pack

£50.90 ex VAT
Eurowall By Recticel

Recticel Eurowall 100mm Cavity Wall Board (1200mm x 450mm) – 5.4m2 pack

£89.99 ex VAT
POPULAR
32% OFF
Celotex Insulation Board

150mm Celotex Insulation Board – XR4150 (2400mm x 1200mm x 150mm) 2.88m2

£41.99 ex VAT

70mm Celotex Insulation Board – GA4070 (2400mm x 1200mm x 70mm) 2.88m2

£23.65 ex VAT

80mm Celotex Insulation Board – GA4080 (2400mm X 1200mm X 80mm) 2.88m2

£26.99 ex VAT

80mm Recticel GP Insulation Boards (1200x2400mm) – 2.88m2

£26.99 ex VAT

90mm Recticel GP Insulation Boards (1200x2400mm) – 2.88m2

£28.20 ex VAT
POPULAR
16% OFF
Celotex Insulated Plasterboard

Celotex 62.5mm Insulated Plasterboard (2400mm x 1200mm x 62.5mm) – PL4050

£44.25 ex VAT

Celotex 72.5mm Insulated Plasterboard (2400mm x 1200mm x 72.5mm) – PL4060

£48.75 ex VAT

Celotex 77.5mm Insulated Plasterboard (2400mm x 1200mm x 77.5mm) – PL4065

£69.99 ex VAT
Celotex Cavity Wall Insulation Boards

Celotex CW4075 75mm Cavity Wall Insulation Board (1200mm x 450mm) – 4.32m2 pack

£48.50 ex VAT
Kingspan K118 Insulation Board

Kingspan Kooltherm K118 42.5mm Insulated Plasterboard (2400 x 1200mm) – 51.84m2 pallet

£1,200.00 ex VAT
Kingspan K118 Insulation Board

Kingspan Kooltherm K118 52.5mm Insulated Plasterboard (2400 x 1200mm) – 2.88m2

£67.99 ex VAT
Kingspan K118 Insulation Board

Kingspan Kooltherm K118 72.5mm Insulated Plasterboard (2400 x 1200mm) – 2.88m2

£80.99 ex VAT

Kingspan Thermawall PIR Insulation Board TW55 – 100mm – 2400x1200mm – 2.88m2

£40.90 ex VAT

Kingspan Thermawall PIR Insulation Board TW55 – 120mm – 2400x1200mm – 2.88m2

£49.40 ex VAT

Kingspan Thermawall PIR Insulation Board TW55 – 25mm – 2400x1200mm – 2.88m2

£16.50 ex VAT
Eurowall By Recticel

Recticel Eurowall 50mm Cavity Wall Board (1200mm x 450mm) – 10.8m2 pack

£94.00 ex VAT

140mm Celotex Insulation Board – XR4140 (2400mm x 1200mm x 140mm) 2.88m2

£42.75 ex VAT

60mm Recticel GP Insulation Boards (1200x2400mm) – 2.88m2

£21.40 ex VAT

90mm Thermaclass Cavity Wall 21 – Celotex Thermaclass (1190mm x 450mm x 90mm) – 3.21m2 (Pack of 6)

£79.99 ex VAT

Celotex 25mm PIR Insulation Board – TB4025 (2400mm x 1200mm x 25mm) 2.88m2

£11.20 ex VAT
Celotex Cavity Wall Insulation Boards

Celotex CW4050 50mm Cavity Wall Board (1200mm x 450mm) – 5.94m2 pack

£44.99 ex VAT
POPULAR
12% OFF
Kooltherm Kingspan

Kingspan K106 90mm Cavity Board Insulation (1200 x 450mm) – 2.16m2 pack

£79.99 ex VAT
Kingspan K15 Insulation Board

Kingspan K108 100mm Cavity Board Insulation (1200 x 450mm) – 2.7m2 pack

£106.90 ex VAT
Kingspan K118 Insulation Board

Kingspan Kooltherm K118 57.5mm Insulated Plasterboard (2400 x 1200mm) – 40.32m2 pallet

£1,099.00 ex VAT
Eurowall By Recticel

Recticel Eurowall 90mm Cavity Wall Board (1200mm x 450mm) – 5.4m2 pack

£105.00 ex VAT
Recticel Eurowall Plus Board

Recticel Eurowall Plus Full Fill Cavity Wall Insulation Board (1190mm x 450mm) – 115mm – 4.32m2 pack

£145.00 ex VAT
Recticel Eurowall Plus Board

Recticel Eurowall Plus Full Fill Cavity Wall Insulation Board (1190mm x 450mm) – 140mm – 4.32m2 pack

£165.00 ex VAT
Recticel Eurowall Plus Board

Recticel Eurowall Plus Full Fill Cavity Wall Insulation Board (1190mm x 450mm) – 90mm – 5.4m2 pack

£145.00 ex VAT

100mm Ecotherm Eco Versal Insulation Board (1200x2400mm) 2.88m2

£27.90 ex VAT

150mm Mannok PIR Insulation Board (1200x2400mm- ) 2.88m2

£41.99 ex VAT

150mm Recticel GP Insulation Boards (1200x2400mm) – 2.88m2

£41.99 ex VAT

30mm Celotex Insulation Board – TB4030 (2400mm x 1200mm x 30mm) 2.88m2

£13.85 ex VAT

30mm Ecotherm Eco Versal Insulation Board (1200x2400mm) 2.88m2

£13.85 ex VAT

30mm Unilin Thin-R PIR Insulation Board (1200x2400mm) 2.88m2

£13.85 ex VAT

Wall insulation boards can be purchased directly from our website. We offer low prices on wall insulation boards, which can be delivered directly to your home, site or project location.

There are multiple methods by which wall insulation boards can be installed including:

  • Solid wall applications – directly onto the brickwork or plaster
  • Partition wall applications – fitted into timber or metal stud walls
  • Cavity wall applications – installed whilst the wall is being built in between the inner and outer leaf
  • Party wall applications – applied to the walls where two properties join to prevent noise and drafts going between two properties

What are the benefits of wall insulation boards?

  • Wall insulation boards improve the thermal quality of the property. This means a more temperature-controlled environments with cooler summers and warmer winters. Thermal quality means less drafts, less heat escaping the property and a more comfortable living and working space.
  • By preventing heat and energy escaping the property you will save money on your energy bills as less energy will be needed to heat your property.
  • With less heat escaping, it will have positive effect on the global warming and climate change, making your property more energy efficient and sustainable.
  • When installed correctly, wall insulation will have a lifespan for as long as the building itself.
  • Wall insulation materials are usually lightweight and easy to cut, handle, and install.