Kingspan Insulation Thermawall TW55 PIR wall framing board Kingspan Insulation

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 may apply as we may need to get stock in 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.

Due to supply challenges from the manufacturers, please allow extended lead times on all PIR boards. Please feel free to contact me to check availability and lead times.

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

Thermal Conductivity 0.022 W/m·K
Compressive Strength 140 kPa at 10% compression BS / I.S. EN 826: 2013
Nominal Density 32 kg/m³
Board Length 1.2m
Board Width 2.4m
Board Edge Square
Vapour Resistance > 100 MNs/gm BS / I.S. EN 12086: 2013

Product Prices

Buy Kingspan Thermawall TW55

The prices and quantity discounts below are 'per pack' rates. Packs contain multiple boards... 15 x 1.2x2.4m = 43.2m² - in this instance, there are 15 x boards in a pack where each board is 1.2m x 2.4m providing a total coverage of 43.2m² per pack.

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 20mm, 15 x 1.2x2.4m = 43.2m² - ranging from £5.74 to £6.00 per m²

1 x pack @ £6.00 per m² / £17.28 per board = £259.23 (£311.08 inc-VAT) per pack
2 x packs @ £5.95 per m² / £17.13 per board = £256.93 (£308.32 inc-VAT) per pack
3 x packs @ £5.89 per m² / £16.98 per board = £254.64 (£305.57 inc-VAT) per pack
4 x packs @ £5.84 per m² / £16.82 per board = £252.34 (£302.81 inc-VAT) per pack
5 x packs @ £5.79 per m² / £16.67 per board = £250.05 (£300.06 inc-VAT) per pack
6 x packs @ £5.74 per m² / £16.52 per board = £247.76 (£297.31 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 25mm, 12 x 1.2x2.4m = 34.56m² - ranging from £6.21 to £6.50 per m²

1 x pack @ £6.50 per m² / £18.71 per board = £224.56 (£269.47 inc-VAT) per pack
2 x packs @ £6.44 per m² / £18.55 per board = £222.57 (£267.08 inc-VAT) per pack
3 x packs @ £6.38 per m² / £18.38 per board = £220.58 (£264.70 inc-VAT) per pack
4 x packs @ £6.33 per m² / £18.22 per board = £218.60 (£262.32 inc-VAT) per pack
5 x packs @ £6.27 per m² / £18.05 per board = £216.61 (£259.93 inc-VAT) per pack
6 x packs @ £6.21 per m² / £17.89 per board = £214.62 (£257.54 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 30mm, 10 x 1.2x2.4m = 28.8m² - ranging from £7.16 to £7.49 per m²

1 x pack @ £7.49 per m² / £21.58 per board = £215.78 (£258.94 inc-VAT) per pack
2 x packs @ £7.43 per m² / £21.39 per board = £213.87 (£256.64 inc-VAT) per pack
3 x packs @ £7.36 per m² / £21.20 per board = £211.96 (£254.35 inc-VAT) per pack
4 x packs @ £7.29 per m² / £21.01 per board = £210.05 (£252.06 inc-VAT) per pack
5 x packs @ £7.23 per m² / £20.81 per board = £208.14 (£249.77 inc-VAT) per pack
6 x packs @ £7.16 per m² / £20.62 per board = £206.23 (£247.48 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 40mm, 8 x 1.2x2.4m = 23.04m² - ranging from £8.40 to £8.79 per m²

1 x pack @ £8.79 per m² / £25.32 per board = £202.57 (£243.08 inc-VAT) per pack
2 x packs @ £8.71 per m² / £25.10 per board = £200.78 (£240.94 inc-VAT) per pack
3 x packs @ £8.64 per m² / £24.87 per board = £198.98 (£238.78 inc-VAT) per pack
4 x packs @ £8.56 per m² / £24.65 per board = £197.19 (£236.63 inc-VAT) per pack
5 x packs @ £8.48 per m² / £24.43 per board = £195.40 (£234.48 inc-VAT) per pack
6 x packs @ £8.40 per m² / £24.20 per board = £193.61 (£232.33 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 50mm, 6 x 1.2x2.4m = 17.28m² - ranging from £9.65 to £10.09 per m²

1 x pack @ £10.09 per m² / £29.07 per board = £174.39 (£209.27 inc-VAT) per pack
2 x packs @ £10.00 per m² / £28.81 per board = £172.84 (£207.41 inc-VAT) per pack
3 x packs @ £9.91 per m² / £28.55 per board = £171.30 (£205.56 inc-VAT) per pack
4 x packs @ £9.82 per m² / £28.29 per board = £169.76 (£203.71 inc-VAT) per pack
5 x packs @ £9.73 per m² / £28.04 per board = £168.21 (£201.85 inc-VAT) per pack
6 x packs @ £9.65 per m² / £27.78 per board = £166.67 (£200.00 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 60mm, 5 x 1.2x2.4m = 14.4m² - ranging from £11.76 to £12.31 per m²

1 x pack @ £12.31 per m² / £35.44 per board = £177.21 (£212.65 inc-VAT) per pack
2 x packs @ £12.20 per m² / £35.13 per board = £175.64 (£210.77 inc-VAT) per pack
3 x packs @ £12.09 per m² / £34.82 per board = £174.08 (£208.90 inc-VAT) per pack
4 x packs @ £11.98 per m² / £34.50 per board = £172.51 (£207.01 inc-VAT) per pack
5 x packs @ £11.87 per m² / £34.19 per board = £170.94 (£205.13 inc-VAT) per pack
6 x packs @ £11.76 per m² / £33.87 per board = £169.37 (£203.24 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 70mm, 4 x 1.2x2.4m = 11.52m² - ranging from £12.81 to £13.40 per m²

1 x pack @ £13.40 per m² / £38.60 per board = £154.40 (£185.28 inc-VAT) per pack
2 x packs @ £13.28 per m² / £38.26 per board = £153.03 (£183.64 inc-VAT) per pack
3 x packs @ £13.16 per m² / £37.92 per board = £151.66 (£181.99 inc-VAT) per pack
4 x packs @ £13.05 per m² / £37.58 per board = £150.30 (£180.36 inc-VAT) per pack
5 x packs @ £12.93 per m² / £37.23 per board = £148.93 (£178.72 inc-VAT) per pack
6 x packs @ £12.81 per m² / £36.89 per board = £147.57 (£177.08 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 75mm, 4 x 1.2x2.4m = 11.52m² - ranging from £13.30 to £13.91 per m²

1 x pack @ £13.91 per m² / £40.07 per board = £160.26 (£192.31 inc-VAT) per pack
2 x packs @ £13.79 per m² / £39.71 per board = £158.84 (£190.61 inc-VAT) per pack
3 x packs @ £13.67 per m² / £39.36 per board = £157.43 (£188.92 inc-VAT) per pack
4 x packs @ £13.54 per m² / £39.00 per board = £156.01 (£187.21 inc-VAT) per pack
5 x packs @ £13.42 per m² / £38.65 per board = £154.59 (£185.51 inc-VAT) per pack
6 x packs @ £13.30 per m² / £38.29 per board = £153.17 (£183.80 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 80mm, 4 x 1.2x2.4m = 11.52m² - ranging from £14.93 to £15.62 per m²

1 x pack @ £15.62 per m² / £44.98 per board = £179.91 (£215.89 inc-VAT) per pack
2 x packs @ £15.48 per m² / £44.58 per board = £178.32 (£213.98 inc-VAT) per pack
3 x packs @ £15.34 per m² / £44.18 per board = £176.73 (£212.08 inc-VAT) per pack
4 x packs @ £15.20 per m² / £43.79 per board = £175.14 (£210.17 inc-VAT) per pack
5 x packs @ £15.06 per m² / £43.39 per board = £173.54 (£208.25 inc-VAT) per pack
6 x packs @ £14.93 per m² / £42.99 per board = £171.95 (£206.34 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 90mm, 3 x 1.2x2.4m = 8.64m² - ranging from £16.53 to £17.29 per m²

1 plus packs @ £17.29 per m² / £49.80 per board = £149.39 (£179.27 inc-VAT) per pack
3 plus packs @ £17.14 per m² / £49.36 per board = £148.07 (£177.68 inc-VAT) per pack
5 plus packs @ £16.98 per m² / £48.92 per board = £146.75 (£176.10 inc-VAT) per pack
7 plus packs @ £16.83 per m² / £48.47 per board = £145.42 (£174.50 inc-VAT) per pack
9 plus packs @ £16.68 per m² / £48.03 per board = £144.10 (£172.92 inc-VAT) per pack
11 plus packs @ £16.53 per m² / £47.59 per board = £142.78 (£171.34 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 100mm, 3 x 1.2x2.4m = 8.64m² - ranging from £16.62 to £17.39 per m²

1 plus packs @ £17.39 per m² / £50.09 per board = £150.26 (£180.31 inc-VAT) per pack
3 plus packs @ £17.24 per m² / £49.64 per board = £148.93 (£178.72 inc-VAT) per pack
5 plus packs @ £17.08 per m² / £49.20 per board = £147.60 (£177.12 inc-VAT) per pack
7 plus packs @ £16.93 per m² / £48.76 per board = £146.27 (£175.52 inc-VAT) per pack
9 plus packs @ £16.78 per m² / £48.31 per board = £144.94 (£173.93 inc-VAT) per pack
11 plus packs @ £16.62 per m² / £47.87 per board = £143.61 (£172.33 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 120mm, 2 x 1.2x2.4m = 5.76m² - ranging from £20.74 to £21.70 per m²

1 plus packs @ £21.70 per m² / £62.49 per board = £124.98 (£149.98 inc-VAT) per pack
4 plus packs @ £21.51 per m² / £61.94 per board = £123.88 (£148.66 inc-VAT) per pack
7 plus packs @ £21.31 per m² / £61.39 per board = £122.77 (£147.32 inc-VAT) per pack
10 plus packs @ £21.12 per m² / £60.83 per board = £121.66 (£145.99 inc-VAT) per pack
13 plus packs @ £20.93 per m² / £60.28 per board = £120.56 (£144.67 inc-VAT) per pack
16 plus packs @ £20.74 per m² / £59.73 per board = £119.45 (£143.34 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 125mm, 2 x 1.2x2.4m = 5.76m² - ranging from £23.56 to £24.65 per m²

1 plus packs @ £24.65 per m² / £70.99 per board = £141.97 (£170.36 inc-VAT) per pack
4 plus packs @ £24.43 per m² / £70.36 per board = £140.71 (£168.85 inc-VAT) per pack
7 plus packs @ £24.21 per m² / £69.73 per board = £139.45 (£167.34 inc-VAT) per pack
10 plus packs @ £23.99 per m² / £69.10 per board = £138.20 (£165.84 inc-VAT) per pack
13 plus packs @ £23.77 per m² / £68.47 per board = £136.94 (£164.33 inc-VAT) per pack
16 plus packs @ £23.56 per m² / £67.85 per board = £135.69 (£162.83 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 140mm, 2 x 1.2x2.4m = 5.76m² - ranging from £25.66 to £26.85 per m²

1 plus packs @ £26.85 per m² / £77.33 per board = £154.66 (£185.59 inc-VAT) per pack
4 plus packs @ £26.61 per m² / £76.65 per board = £153.29 (£183.95 inc-VAT) per pack
7 plus packs @ £26.38 per m² / £75.96 per board = £151.92 (£182.30 inc-VAT) per pack
10 plus packs @ £26.14 per m² / £75.28 per board = £150.55 (£180.66 inc-VAT) per pack
13 plus packs @ £25.90 per m² / £74.59 per board = £149.18 (£179.02 inc-VAT) per pack
16 plus packs @ £25.66 per m² / £73.91 per board = £147.81 (£177.37 inc-VAT) per pack

Availability Undetermined - Special circumstances are involved in the supply of these products. Kingspan TW55 150mm, 2 x 1.2x2.4m = 5.76m² - ranging from £26.10 to £27.31 per m²

1 plus packs @ £27.31 per m² / £78.66 per board = £157.32 (£188.78 inc-VAT) per pack
4 plus packs @ £27.07 per m² / £77.97 per board = £155.93 (£187.12 inc-VAT) per pack
7 plus packs @ £26.83 per m² / £77.27 per board = £154.54 (£185.45 inc-VAT) per pack
10 plus packs @ £26.59 per m² / £76.58 per board = £153.15 (£183.78 inc-VAT) per pack
13 plus packs @ £26.35 per m² / £75.88 per board = £151.75 (£182.10 inc-VAT) per pack
16 plus packs @ £26.10 per m² / £75.18 per board = £150.36 (£180.43 inc-VAT) per pack

Less popular product commonly available at selected depots. Bostik Idenden T303 tape, 100mm x 50m = 50lm - ranging from £0.13 to £0.14 per lm

1 plus rolls @ £0.14 per lm = £6.78 (£8.14 inc-VAT) per roll
5 plus rolls @ £0.13 per lm = £6.72 (£8.06 inc-VAT) per roll
10 plus rolls @ £0.13 per lm = £6.66 (£7.99 inc-VAT) per roll
15 plus rolls @ £0.13 per lm = £6.60 (£7.92 inc-VAT) per roll
20 plus rolls @ £0.13 per lm = £6.54 (£7.85 inc-VAT) per roll
25 plus rolls @ £0.13 per lm = £6.48 (£7.78 inc-VAT) per roll

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 (highlighted in green below in the properties section) 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.

Please observe the 'Star Rating' indicators to assess availability.
Product Availability Excellent Generally 1 or 2 days for delivery
Product Availability Good Generally 1 to 5 days for delivery
Product Availability Fair Generally 5 to 10 days for delivery
Product Availability Poor Generally 5 to 15 days for delivery
Product Availability Undetermined 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 Certification, Downloads, and Installation Guides

Thermal Resistance

While we have provided Thermal Resistance values for all thicknesses on the Kingspan TW55 datasheet, some thicknesses may not be readily available.

Items highlighted in green are generally held in stock by Kingspan.

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

Standards & Approval

Kingspan Thermawall TW55 is manufactured to the highest standards in accordance with BS 4841–1 Rigid polyisocyanurate (PIR) and polyurethane (PUR) products for building end–use applications. Specification for laminated insulation boards with auto–adhesively or separately bonded facings).

Kingspan Thermawall TW55 is also manufactured to the highest standards under a management system certified to ISO 9001: 2015 (Quality management systems. Requirements), ISO 14001: 2015 (Environmental Management Systems. Requirements), BS / I.S OHSAS 18001: 2007 (Occupational Health and Safety Management Systems. Requirements) and ISO 50001: 2018 (Energy Management Systems Requirements with Guidance for Use).

The use of Kingspan Thermawall TW55 produced at Kingspan Insulation’s Pembridge and Selby manufacturing facilities is covered by BBA Certificate 14/5133, and that produced at Kingspan Insulation’s Castleblayney manufacturing facility by NSAI Agrément Certificate 03/0196.

National BIM Library

Minimum order level - £175.00 ex-VAT. For further details on Delivery Charges and Minimum Order levels, please Click Here