Kingspan Thermawall TW55 80mm, 4 x 1.2×2.4m = 11.52m²

High performance rigid Polyisocyanurate (PIR) wall framing insulation board

Can be used between studs or as an insulating sheathing.

Suitable for use with timber frame and steel frame wall constructions.

Easy to handle and install.

Ideal for new build and refurbishment.

BBA certified.

Unaffected by air infiltration; resistant to the passage of water vapour.

Thicknesses and Availability:

Available in most popular thicknesses from the manufacturer; short lead-times apply as we may need to get the products in from Kingspan before delivering to site.

This Thermawall Range includes the following readily available product thicknesses: 20mm, 25mm, 30mm, 40mm, 50mm, 60mm, 70mm, 75mm, 80mm, 90mm, 100mm, 120mm, 125mm, 140mm and 150mm.

The following thicknesses are manufactured to order: 105mm, 110mm, 115mm, 130mm and 165mm; these may carry minimum order levels.

Additional information


5 to 10 working days

SKU: KNGTW55080 Category:
Product ex-VAT inc-VAT  
Kingspan Thermawall TW55 80mm, 4 x 1.2×2.4m = 11.52m² £139.90 £167.88

Availability Indicators

Kingspan Thermawall TW55 is sent out from depots nationwide and is subject to the Local Depot Delivery minimum order levels and delivery charge thresholds.

Limited stock of the most popular boards sizes may be held at some of our larger depots, and thus, available on shorter lead times than the availability rating suggests.

Kingspan reserves the right to change stocked products - while we will do all we can to keep on top of changes, availability and lead times may vary.

  • Generally 1 to 3 working days for delivery
  • Generally 1 to 5 working days for delivery
  • Generally 5 to 10 working days for delivery
  • Special request or made to order item, allow extended lead times. Minimum order levels may apply.
  • Please call to check availability and approximate lead times

Delivery charges will be calculated at check-out. Please visit our Ordering From Us page for further details on minimum order levels and delivery charges. If you have any queries, please do not hesitate to contact me.

Product Application

Wall framing insulating board

Kingspans high performance polyisocyanurate (PIR) foam board, Thermawall TW55, is suitable for use in timber and metal framing systems.

Product Make-up

Core: Kingspan Thermawall TW55 is manufactured with Nilflam technology, a high performance fibre–free rigid thermoset polyisocyanurate (PIR) insulant.

Facings: Faced on both sides with a low emissivity composite foil, autohesively bonded to the insulation core during manufacture.

Product Performance

Thermal Conductivity0.022 W/mK 
Compressive Strength140 kPa at 10% compressionBS EN 826:2013
Vapour Resistance> 100 MNs/gmBS EN 12086: 1997 / I.S. EN 12086: 1998
Nominal Density32 kg/m³