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Celotex 37.5mm Insulated Plasterboard 2400mm x 1200mm - PL4025

SKU: PL4025
£49.83 Inc VAT
£41.53 Ex VAT


Estimated Delivery: 2-5 working days

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You have 14 days from the date of receiving your order to request a return if you are a consumer. If you are purchasing on behalf of a business, you have 7 days to request a return which maybe subject to a restocking charge. For more information our returns policy please click here

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The Celotex 37.5mm Insulated Plasterboard (2400mm x 1200mm - PL4025) combines thermal insulation with plasterboard in one easy-to-install solution. This board consists of a 25mm layer of rigid polyisocyanurate (PIR) insulation, bonded to 12.5mm tapered edge plasterboard, providing both insulation and dry lining in a single product. With a thermal conductivity of 0.022 W/mK and an R value of 1.20 m2.K/W, it helps improve the energy efficiency of buildings while reducing the need for additional layers. Lightweight and straightforward to cut and fit, it is suitable for internal wall linings and pitched roof applications where saving time and space is essential.

Features & Benefits:

  • 2-in-1 product combining 25mm PIR insulation with 12.5mm tapered edge plasterboard
  • R value of 1.20 m2.K/W improves thermal resistance while saving space
  • Thermal conductivity of 0.022 W/mK reduces heat loss and enhances efficiency
  • Suitable for pitched roof linings and internal wall dry lining projects
  • Lightweight board makes installation faster and easier on site
  • Provides a practical solution for both new build and refurbishment work

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