Floor Insulation
Typically installed beneath a home's flooring, under floor insulation is ideal for reducing heat loss and improving energy efficiency. Under floor insulation can be made from materials such as glass wool, foam or mineral wool, with an expert design providing a barrier against heat transfer between common spaces. This is primarily from the ground floor of your home and the basement or the ground. Under floor insulation can also improve your quality of living by reducing drafts and cold spots, especially in crawl spaces or basements where it can get extra chilly.
Flooring insulation is important, regardless of whether you have a wooden floor or carpet, as cold can transfer up through your floor and become more expensive to heat up. Installing under floor insulation reduces this issue by creating a more energy-efficient and comfortable living environment for improved thermal performance. This could be anything from cost-effective PIR, eco-friendly recycled rubber or sheep's wool under floor insulation, to high-performance foam and rigid foam under floor insulation boards. So, if you want to discover the best type of flooring insulation for your property, contact our team for excellent customer service and a no-obligation free quote. You can rely on our UK fast delivery for reliable and efficient service.
Want to insulate other areas of your property? We also stock:
Need help choosing the right floor insulation? Check out our handy guides below:
Products in Insulation:
Showing 1 - 36 of 330 products
![Celotex GA4050 General Purpose PIR Insulation Board - 2400 X 1200 X 50mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-ga4000-insulation-board-1567772668.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£20.40 incl VAT
You save: £1.20
Was:
£21.60
![Celotex XR4120 General Purpose PIR Insulation Board - 2400 X 1200 X 120mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-xr4000-insulation-board-1567771271.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£45.60 incl VAT
You save: £0.60
Was:
£46.20
![Celotex GA4075 General Purpose PIR Insulation Board - 2400 X 1200 X 75mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-ga4000-insulation-board-1567773022.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£29.40 incl VAT
You save: £1.80
Was:
£31.20
![Celotex TB4025 General Purpose PIR Insulation Board - 2400 X 1200 X 25mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-tb4000-insulation-board-1567775586.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£13.80 incl VAT
You save: £0.60
Was:
£14.40
![Celotex TB4040 General Purpose PIR Insulation Board - 2400 X 1200 X 40mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-tb4000-insulation-board-1567775845.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£19.20 incl VAT
You save: £0.60
Was:
£19.80
![Celotex XR4150 General Purpose PIR Insulation Board - 2400 X 1200 X 150mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-xr4000-insulation-board-1567771603.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£52.80 incl VAT
You save: £3.00
Was:
£55.80
![Celotex GA4070 General Purpose PIR Insulation Board - 2400 X 1200 X 70mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-ga4000-insulation-board-1567772914.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£28.20 incl VAT
You save: £1.20
Was:
£29.40
![Celotex GA4090 General Purpose PIR Insulation Board - 2400 X 1200 X 90mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-ga4000-insulation-board-1567773189.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£36.00 incl VAT
You save: £0.60
Was:
£36.60
![Celotex GA4060 General Purpose PIR Insulation Board - 2400 X 1200 X 60mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-ga4000-insulation-board-1567772808.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£26.40 incl VAT
You save: £1.20
Was:
£27.60
![JCW Acoustic Deck 19 Slimline MDF Overlay Insulation Board - 1.2m x 600mm x 19mm](https://static.prod.cmostores.com/uploads/products/4/l/jcw-acoustics-deck-19-slimline-mdf-board-41659.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£21.60 incl VAT
You save: £3.00
Was:
£24.60
![Celotex GA4080 General Purpose PIR Insulation Board - 2400 X 1200 X 80mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-ga4000-insulation-board-1567773094.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£32.40 incl VAT
You save: £0.60
Was:
£33.00
![Celotex TB4030 General Purpose PIR Insulation Board - 2400 X 1200 X 30mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-tb4000-insulation-board-1567775760.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£15.60 incl VAT
You save: £0.60
Was:
£16.20
![Celotex XR4140 General Purpose PIR Insulation Board - 2400 X 1200 X 140mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-xr4000-insulation-board-1567771557.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£52.80 incl VAT
You save: £1.80
Was:
£54.60
![Celotex TB4020 General Purpose PIR Insulation Board - 2400 X 1200 X 20mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-tb4000-insulation-board-1567775586.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£14.40 incl VAT
You save: £0.60
Was:
£15.00
![Celotex XR4130 General Purpose PIR Insulation Board - 2400 X 1200 X 130mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-xr4000-insulation-board-1567771406.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£52.20 incl VAT
You save: £2.40
Was:
£54.60
![Isover Acoustic Partition Roll APR 1200 Insulation 100mm - 11m2 Pack](https://static.prod.cmostores.com/uploads/products/4/l/40429.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£64.00 incl VAT
You save: £11.00
Was:
£75.00
![Celotex XR4110 General Purpose PIR Insulation Board - 2400 X 1200 X 110mm](https://static.prod.cmostores.com/uploads/products/1/l/celotex-xr4000-insulation-board-1567771168.jpg?&w=206&h=206&fit=fill&fill=solid&fillcolor=FFFFFF&q=50)
£45.00 incl VAT
You save: £0.60
Was:
£45.60
Showing 1-36 of 330