25mm Thermal PIR Insulation 2400x1200x25mm
£15.51 Ex VAT
£18.61 Inc VAT
Product Code: PIRPRUF25MM
Barcode: 0787480207159
- 25mm PIR insulation board – 2400x1200mm
- Rigid thermal panel for tight or shallow areas
- Foil-faced, moisture-resistant and lightweight
- Delivered across London and nearby counties
In stock
The 25mm PIR Insulation Board (2400x1200mm) is a lightweight, rigid insulation sheet designed for use in areas where space is limited but thermal performance is still required. Constructed with a polyisocyanurate (PIR) foam core and foil facings, this slim-profile board is ideal for overlays, cavity walls, loft conversions, and other tight spaces.
It provides excellent thermal conductivity, meets UK building regulations, and is easy to cut, handle, and install—making it a go-to solution for builders and DIYers alike.
Applications of 25mm PIR Insulation
- Ideal for cavity wall insulation and floor overlays
- Suitable for lofts, flat roofs, and timber frame walls
- Great for refurbishments where space is limited
- Lightweight and easy to install with foil-tape sealing
- Commonly used in London-based retrofitting projects
Delivery in and Around London
We deliver 25mm PIR insulation boards to:
- All London boroughs: Camden, Hackney, Croydon, Lewisham, Waltham Forest
- Greater London areas: Bexley, Enfield, Barnet, Redbridge
- Surrounding counties: Essex, Kent, Hertfordshire, Surrey
Available in single sheets or bulk orders, with fast and reliable service.
25mm Thermal PIR Insulation 2400x1200x25mm
What are my delivery options?
Free In-Store Pickup
Free In-store pickup is available for All purchases. Pickups are available Monday-Friday 09:00-16:00
Free Delivery (2-3 Business Days)
We offer Free delivery on all orders (Minimum order value: £250.00) within Greater London (See Postcodes) (excl. Bricks & Blocks)
Please click here to view our Delivery Details
Bricks & Blocks Delivery (2-5 Business Days)
Bricks & Blocks Delivery will cost £85 per pack (Qty: 1-4) or £350 per order (Qty: 5+) within Greater London (See Postcodes)
Returns Address
Builders Megastore: 753-755 London Rd, Croydon CR7 6AW
Returns Information
Accept returns for both defective and non-defective products
Exchanges: Accept exchanges Product Condition: New only Returns Window: 30 days
Method & Fees
Method: In store, By mail
Return label: Customer responsibility Restocking fees: No cost Refund processing time: 5 days
Please click here to view our Returns Policy
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