Celotex TB4000 general application thermal bridging board Celotex Insulation

Celotex TB4000

High performance rigid Polyisocyanurate (PIR) thermal bridging insulation board

Specifically designed to eliminate thermal bridges.

Suitable for use in a number of applications including roof, wall and floor systems.

Includes low emissivity foil facings giving improved thermal insulation performance within cavity air spaces.

Can be used to improve reliable long-term energy savings for buildings.

Thicknesses and Availability:

Available in most popular thicknesses at most depots; short lead-times may apply if we need to get stock in before delivering to site.

This TB4000 Range includes the following readily available product thicknesses: 20mm, 25mm, 30mm and 40mm.

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 Celotex TB4000

Product Application

Thermal bridge insulating board

Celotex's high performance polyisocyanurate (PIR) foam board, TB4000, is suitable for use in pitched and flat roofs, solid masonary walls, timber and steel framed systems, and floors.

Product Make-up

Core

Celotex TB4000 is manufactured from rigid polyisocyanurate (PIR) using a blowing agent that has zero ozone depletion potential (zero ODP) and low global warming potential (GWP)

Facings

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

Product Properties

Thermal Conductivity 0.022 W/m·K
Compressive Strength 120 kPa at 10% compression BS EN 826:2013
Board Length 2.4m
Board Width 1.2m
Board Edge Square
Vapour Resistance > 300 MNs/gm

Product Prices

Buy Celotex TB4000

The prices and quantity discounts below are 'per sheet' rates. Each board is 1.2m x 2.4m providing a total coverage of 2.88m² per sheet.

Availability Undetermined - Special circumstances are involved in the supply of these products. Celotex TB4020 20mm, 1.2x2.4m = 2.88m² - ranging from £5.01 to £5.25 per m²

1 plus boards @ £5.25 per m² = £15.11 (£18.13 inc-VAT) per board
5 plus boards @ £5.20 per m² = £14.98 (£17.98 inc-VAT) per board
9 plus boards @ £5.16 per m² = £14.85 (£17.82 inc-VAT) per board
13 plus boards @ £5.11 per m² = £14.71 (£17.65 inc-VAT) per board
17 plus boards @ £5.06 per m² = £14.58 (£17.50 inc-VAT) per board
21 plus boards @ £5.01 per m² = £14.44 (£17.33 inc-VAT) per board

Availability Undetermined - Special circumstances are involved in the supply of these products. Celotex TB4025 25mm, 1.2x2.4m = 2.88m² - ranging from £5.35 to £5.60 per m²

1 plus boards @ £5.60 per m² = £16.12 (£19.34 inc-VAT) per board
5 plus boards @ £5.55 per m² = £15.98 (£19.18 inc-VAT) per board
9 plus boards @ £5.50 per m² = £15.83 (£19.00 inc-VAT) per board
13 plus boards @ £5.45 per m² = £15.69 (£18.83 inc-VAT) per board
17 plus boards @ £5.40 per m² = £15.55 (£18.66 inc-VAT) per board
21 plus boards @ £5.35 per m² = £15.41 (£18.49 inc-VAT) per board

Availability Undetermined - Special circumstances are involved in the supply of these products. Celotex TB4030 30mm, 1.2x2.4m = 2.88m² - ranging from £5.98 to £6.25 per m²

1 plus boards @ £6.25 per m² = £18.01 (£21.61 inc-VAT) per board
5 plus boards @ £6.20 per m² = £17.85 (£21.42 inc-VAT) per board
9 plus boards @ £6.14 per m² = £17.69 (£21.23 inc-VAT) per board
13 plus boards @ £6.09 per m² = £17.53 (£21.04 inc-VAT) per board
17 plus boards @ £6.03 per m² = £17.37 (£20.84 inc-VAT) per board
21 plus boards @ £5.98 per m² = £17.21 (£20.65 inc-VAT) per board

Availability Undetermined - Special circumstances are involved in the supply of these products. Celotex TB4040 40mm, 1.2x2.4m = 2.88m² - ranging from £7.22 to £7.55 per m²

1 plus boards @ £7.55 per m² = £21.75 (£26.10 inc-VAT) per board
5 plus boards @ £7.48 per m² = £21.55 (£25.86 inc-VAT) per board
9 plus boards @ £7.42 per m² = £21.36 (£25.63 inc-VAT) per board
13 plus boards @ £7.35 per m² = £21.17 (£25.40 inc-VAT) per board
17 plus boards @ £7.28 per m² = £20.98 (£25.18 inc-VAT) per board
21 plus boards @ £7.22 per m² = £20.78 (£24.94 inc-VAT) per board

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

Reasonable stock levels are generally held at most of our depots. In some geographic locations, depots may stock alternates, however, we will contact you to discuss before proceeding with the order.

Where products need to be brought in from Celotex, please allow approx. 1 week for delivery.

Celotex 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 Celotex TB4000 datasheet, some thicknesses may not be readily available.

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

Product Thickness Thermal Resistance kg/m²
Celotex TB4020 20mm 20mm 0.90 m²K/W 0.79 kg/m²
Celotex TB4025 25mm 25mm 1.10 m²K/W 0.95 kg/m²
Celotex TB4030 30mm 30mm 1.35 m²K/W 1.10 kg/m²
Celotex TB4040 40mm 40mm 1.80 m²K/W 1.41 kg/m²
Minimum order level - £175.00 ex-VAT. For further details on Delivery Charges and Minimum Order levels, please Click Here