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Kingspan Thermawall TW55

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.

Fibre–free core; manufactured with a blowing agent that has zero ODP and low GWP.

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

Product Information

General information about Kingspan Thermawall TW55

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 manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP).

Facings

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

Product Properties

Thickness 20mm to 165mm
Board Length 2.4m
Board Width 1.2m
Board Edge Square

Product Prices

Buy Kingspan Thermawall TW55

Product ex-VAT inc-VAT
Kingspan Thermawall TW55 20mm, 15 x 1.2x2.4m = 43.2m² £207.09 £248.50
Kingspan Thermawall TW55 25mm, 12 x 1.2x2.4m = 34.56m² £228.38 £274.05
Kingspan Thermawall TW55 30mm, 10 x 1.2x2.4m = 28.8m² £219.35 £263.22
Kingspan Thermawall TW55 40mm, 8 x 1.2x2.4m = 23.04m² £207.73 £249.27
Kingspan Thermawall TW55 50mm, 6 x 1.2x2.4m = 17.28m² £177.48 £212.97
Kingspan Thermawall TW55 60mm, 5 x 1.2x2.4m = 14.4m² £181.28 £217.53
Kingspan Thermawall TW55 70mm, 4 x 1.2x2.4m = 11.52m² £158.32 £189.98
Kingspan Thermawall TW55 75mm, 4 x 1.2x2.4m = 11.52m² £160.38 £192.45
Kingspan Thermawall TW55 80mm, 4 x 1.2x2.4m = 11.52m² £178.19 £213.82
Kingspan Thermawall TW55 90mm, 3 x 1.2x2.4m = 8.64m² £147.96 £177.55
Kingspan Thermawall TW55 100mm, 3 x 1.2x2.4m = 8.64m² £149.12 £178.94
Kingspan Thermawall TW55 120mm, 2 x 1.2x2.4m = 5.76m² £123.55 £148.26
Kingspan Thermawall TW55 140mm, 2 x 1.2x2.4m = 5.76m² £153.22 £183.86
Kingspan Thermawall TW55 150mm, 2 x 1.2x2.4m = 5.76m² £154.19 £185.02
Aluminium Foil Tape 100mm x 50m = 50lm £10.17 £12.20

Limited stock of the most popular boards sizes may be held at some of our larger depots.

Where products need to be brought in from Kingspan, please allow approx. 1 week for delivery on stocked items and up to 3 weeks on made to order thicknesses. While Kingspan keep the majority of the popular thicknesses in stock, less popular thicknesses may carry a minimum order level.

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 my vary.

  • Generally 1 or 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

Product availability depends upon stock levels at closest depot and delivery logistics to geographic locations

Product Performance and Guides

Product Performance, Manufacturer Downloads, and Installation Guides

Product Performance

Thermal Conductivity 0.022 W/mK
Compressive Strength 140 kPa at 10% compression BS / I.S. EN 826: 2013
Vapour Resistance > 100 MNs/gm BS / I.S. EN 12086: 2013
Nominal Density 32 kg/m³
Product Thickness Thermal Resistance kg/m²
Kingspan TW55 25mm 25mm 1.10 m²K/W 0.91 kg/m²
Kingspan TW55 30mm 30mm 1.35 m²K/W 1.04 kg/m²
Kingspan TW55 40mm 40mm 1.80 m²K/W 1.31 kg/m²
Kingspan TW55 50mm 50mm 2.25 m²K/W 1.56 kg/m²
Kingspan TW55 55mm 55mm 2.50 m²K/W 2.59 kg/m²
Kingspan TW55 60mm 60mm 2.70 m²K/W 1.92 kg/m²
Kingspan TW55 70mm 70mm 3.15 m²K/W 2.20 kg/m²
Kingspan TW55 75mm 75mm 3.40 m²K/W 2.30 kg/m²
Kingspan TW55 80mm 80mm 3.60 m²K/W 2.45 kg/m²
Kingspan TW55 90mm 90mm 4.06 m²K/W 2.91 kg/m²
Kingspan TW55 100mm 100mm 4.50 m²K/W 3.21 kg/m²
Kingspan TW55 110mm 110mm 5.00 m²K/W 3.86 kg/m²
Kingspan TW55 120mm 120mm 5.45 m²K/W 4.00 kg/m²
Kingspan TW55 125mm 125mm 5.65 m²K/W 4.34 kg/m²
Kingspan TW55 130mm 130mm 5.90 m²K/W 4.50 kg/m²
Kingspan TW55 140mm 140mm 6.35 m²K/W 4.82 kg/m²
Kingspan TW55 150mm 150mm 6.80 m²K/W 4.90 kg/m²

Product Certificates

Please visit the Kingspan website for product certificates.

Product Downloads

Kingspan Insulation