Please note, our sales office will be closed from Dec 23rd until Jan 2nd. Happy Holidays!


Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
  • Load image into Gallery viewer, Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
  • Load image into Gallery viewer, Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
  • Load image into Gallery viewer, Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
  • Load image into Gallery viewer, Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
  • Load image into Gallery viewer, Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
  • Load image into Gallery viewer, Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
  • Load image into Gallery viewer, Celotex 20mm TB4020 2.4m x 1.2m Wall Insulation
This product is a call to enquire product. Please call us on 020-3582-6399 for more information.
The option you have currently selected is a call to enquire option. Please call us on 020-3582-6399 for more information or select an alternative option.
Regular price
£11.70 £14.04
Was:
£0.00
Now Only:
£11.70 £14.04
Sold out
Unit price
per 

How much will I need?

Coverage required
x

We recommend adding 10% of additional product to the calculation to account for errors, damages, and obstacles in your project

Based on your total area of 0m2 (inc. 10% wastage) you will need 1 of this product (total coverage ).
Calculate
+
Add SampleAdd Sample
CELOTEX

Celotex 20mm TB4020 2.4m x 1.2m

SKU: TB4020

Est Delivery between and .

Order now and get free delivery on all Celotex orders over £300 ex vat.

Introducing Celotex 20mm TB4020 – your eco-friendly solution to combat cold spots in walls, floors, and roofs. This high-performance insulation board, made from polyisocyanurate (PIR), boasts a thermal conductivity of 0.022W/mK, ensuring top-notch insulation for timber frame and masonry walls. With certifications like BBA and an A+ rating, Celotex guarantees long-term energy savings and cost-effectiveness. Trust the recent TB4000 range from Insulation4less.co.uk for easy installation, durability, and sustained performance, meeting the required Thermal Conductivity of 0.022 even after rigorous testing following the Grenfell Tower incident.

Key Features

  • Eco-friendly PIR construction.
  • High-performance insulation with 0.022W/mK thermal conductivity.
  • Versatile use for walls, floors, and roofs.
  • Cost-effective for long-term energy savings.
  • BBA certified, A+ rating in BRE Green Guide.
  • TB4000 range meets Thermal Conductivity standards.
  • Easy, convenient installation.
  • Strong, lightweight, and durable.
  • Safe with good fire reaction.

 

Frequently Asked Questions

What is Celotex 20mm TB4020? Celotex 20mm TB4020 is a high-performance insulation board made from polyisocyanurate (PIR), designed to provide effective thermal insulation in various applications, including walls, floors, and roofs.

What are the key features of Celotex 20mm TB4020? Celotex 20mm TB4020 features eco-friendly PIR construction, a thermal conductivity of 0.022W/mK, versatility for different applications, and certifications like BBA with an A+ rating in the BRE Green Guide.

How does Celotex 20mm TB4020 contribute to energy savings? This insulation board offers reliable and long-term energy savings by preventing heat loss, reducing the need for excessive heating or cooling, and ultimately lowering electricity and heating bills.

Is Celotex 20mm TB4020 easy to install? Yes, Celotex 20mm TB4020 comes in conveniently sized boards, making it easy to handle and install between cavity wall ties.

What certifications does Celotex 20mm TB4020 have? Celotex 20mm TB4020 is BBA certified (certificate number 95/3197 and 09/4667) and has achieved an A+ rating in comparison to the BRE Green Guide.

How has Celotex 20mm TB4020 changed post-Grenfell Tower incident? Following extensive testing, the product is now part of the TB4000 range, meeting the required Thermal Conductivity of 0.022.

Can Celotex 20mm TB4020 be used in timber frame and masonry walls? Yes, Celotex 20mm TB4020 is designed to have excellent performance in both timber frame and masonry walls.

Is Celotex 20mm TB4020 fire-safe? Yes, it has a good reaction to fire when measured in accordance with new European standards.

What are the dimensions of Celotex 20mm TB4020? The dimensions of Celotex 20mm TB4020 are 2.4 meters in length and 1.2 meters in width.


Full Celotex Range


Celotex PIR Insulation has 3 product codes TB4000, GA4000, and XR4000 (The only difference is the thickness)

TB4000



GA4000



XR4000

brand Celotex
coverage 2.88m2
length 2400mm
material-type Polyiso
thermal-conductivity 0.022 W/mK
thickness 20mm
width 1200mm

Est Delivery between and .

Delivery will always take place on a weekday (Mon - Fri).
For more information on delivery visit our delivery info page.

We use cookies to improve your user experience. View Privacy Policy
Accept