Enhance thermal insulation across your construction projects with the Sopratherm GA4000 PIR insulation board, supplied in a 2400 x 1200 x 60mm size with straight edge profiles. Designed with an aluminium foil surface facing offering a low emissivity of 0.05, this rigid foam board improves heat retention in enclosed air spaces.

Delivering a declared thermal conductivity of 0.022 W/m.K, the board provides reliable thermal resistance to help achieve target U-values. Its lightweight yet rigid structure makes handling, measuring, and cutting straightforward on site.

The product holds BBA certification under Certificate 25/7318, approving its use for defined building applications including pitched roofs, dry lining wall systems, and floor installations.

• 2400 x 1200 x 60mm size – provides effective thermal insulation with a slim board profile
• 0.022 W/m.K thermal conductivity – ensures high thermal resistance for efficient heat retention
• Aluminium foil facing – features 0.05 surface emissivity to enhance cavity performance
• Straight edges – allows sheets to be installed cleanly with tight butt joints
• BBA certified – verified under Certificate 25/7318 for pitched roofs, floors, and dry lining
• Available in various thicknesses – including 70mm, 75mm, 80mm, 90mm, and 100mm

Delivery & Returns

Delivery: This item is delivered to the kerbside or the nearest accessible road point at your property. The driver won't be able to bring it into your property, so please make sure you can move it from there.

Due to courier restrictions, we're unable to deliver this item to the following postcodes:
Scotland: AB10–16, AB21–25, AB30–39, AB41–45, AB51–56, IV1–28, IV30–32, IV36, IV40–56, IV63, KW1–17, PA1–20, PA21–38, PA41–49, PA60–78, PA80, PH1–26, PH30–44, PH49–50
Wales: LD1–8, LL21–49, LL51–78, SA1–20, SA31–48, SA61–73, SY15–25

Returns: As this is a bulky item, unwanted returns incur a £40 collection fee (replacing our standard £9 fee). There is no charge for items that are faulty, damaged or sent in error. To arrange a collection, please contact our Customer Services team.

This item will be delivered directly by our supplier. Lead times are shown on the product and trolley pages and are always advertised in working days (Monday to Friday).

• If your order contains items stocked by us and items that come direct from the supplier, your order will be automatically split and processed accordingly.
• We will pass the details you give us, including delivery details, your email address and your phone number, to the relevant supplier.
• Most of our suppliers can deliver to any UK address. Delivery to remote or offshore postcodes may take a little longer than the advertised lead time. If the supplier cannot deliver to your postcode or we believe your order may take longer, we will try to tell you beforehand.
• Items that come direct from a supplier will be delivered by the courier chosen by the supplier. Where possible, suppliers will update you with delivery information. This may be by email, phone call or text message.
• Items delivered direct from suppliers cannot be returned through a store. You would need to return these items direct to the supplier, unused and in their original packaging, at your expense. You can arrange for most items to be collected by contacting our Customer Services team. A fee of £9* will be taken off your refund. There is no charge for faulty items being collected. *For big and bulky items, additional charges may apply.
• Please note, you cannot return bespoke or made-to-measure items unless they are faulty.