Dimensions | 2400 × 1200 mm |
---|---|
Brand |
Celotex |
Thickness |
62.5mm |
Material Type |
Polyisocyanurate (PIR) |
Pieces Per Pack |
1 |
Sales Unit |
Board |
Unit Coverage |
2.88m2 |
Manufacturers Reference |
PL4050 |
Thermal Conductivity |
0.022W/mK |
Density |
31kg/m3 |
Fire Rating |
Euroclass B |
Edge Type |
Tapered |
Facing |
Paper Facing |
Weight (kg/m2) |
10.96kg/m2 |
Product Range |
Celotex Insulated Plasterboard (PL4000) |
This product is a 2 in 1 board. 50mm Celotex Insulation + 12.5mm Plasterboard
Celotex 62.5mm Insulated Plasterboard (2400mm x 1200mm x 62.5mm) – PL4050
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on orders over £350 +VAT
£52.90 Original price was: £52.90.£45.32Current price is: £45.32. ex VAT
In Stock

This product is a 2 in 1 board. 50mm Celotex Insulation + 12.5mm Plasterboard
EXCELLENT Based on 978 reviews Connor Christian2025-03-06Trustindex verifies that the original source of the review is Google. Ordered celotex pir boards of various sizes and rockwool rolls/slabs over 2 seperate deliveries for a loft conversion. Both times great communication via text, drivers friendly and great prices Peter Ormrod2025-03-06Trustindex verifies that the original source of the review is Google. Speedy delivery and a very good price Brian Lambert2025-03-06Trustindex verifies that the original source of the review is Google. Good prices and delivered quickly, no hassle. Recommended. Christopher Witkowski2025-03-04Trustindex verifies that the original source of the review is Google. V erry helpful company Delivery very prompt with helpful driver Alastair Weeks2025-03-04Trustindex verifies that the original source of the review is Google. Great service, thanks! Luke T2025-03-03Trustindex verifies that the original source of the review is Google. First time using Trade Insulations Ltd as a DIY'er - way cheaper than the household named stores with much better service! Great stuff. Tom Dugdale2025-02-28Trustindex verifies that the original source of the review is Google. Purchased Rockwool for a dormer installation. Great price and delivered within a few days. Comunication throughout was excellent and recieved text on morning of delivery providing a time . Everything delivered ontime, as per order. First time user but will be using again. Would give 6 stars if I was able to. Thank you Fraya and trade insulations for a great experience. Owen Taylor2025-02-25Trustindex verifies that the original source of the review is Google. Great service, very easy to order and competitive prices.
62.5mm Celotex Insulated Plasterboard (PL4050) is a 2 in 1 insulated plasterboard. The board consists of a high-performance PIR board. It also consists of a bonded tapered edge plasterboard. The board itself boasts great thermal properties. It is also easy to install in a variety of applications. Celotex 62.5mm plasterboards are commonly used in solid masonry walls or between and under rafters and joists.
Celotex Insulated Plasterboards are popular as they cut down installation time and also are in line with current building regulation standards. In addition to this, these boards are eco-friendly by helping homeowners reduce the amount of CO2 that they produce. This is achieved by helping to keep spaces warm for longer therefore the need for heating is reduced. On top of that, Celotex Insulated Plasterboards are manufactured with a blowing agent that has zero ODP (Ozone Depletion Potential) and low GWP (Global Warming Potential). Celotex demonstrates that they are environmentally conscious by putting eco-friendly practices in place during the manufacturing process. Celotex Insulated Plasterboards achieve a BRE Green Guide Rating of A+.
62.5mm Celotex Insulated Plasterboard
62.5mm refers to the overall thickness of the board. This thermal laminate board consists of the 12.5mm bonded plasterboard and the 50mm PIR core, which totals 62.5mm. Celotex PL4050 is BBA certified and is quick to install. This product combines both insulation and drylining. 62.5mm Insulated Plasterboard are suitable for internal wall and pitched roof applications.
Celotex 62.5mm insulated plasterboard achieves a thermal conductivity of 0.022 W/mK. It can be used in both existing and non-domestic buildings. This insulated plasterboard can also help to limit the risk of surface condensation. The total coverage of this board is 2.88m2 (with a length of 2.4m and a width of 1.2m). You can calculate the width by height to give you the total coverage of any board.
The Celotex PL4050 thermal laminate board can be fixed using standard masonry fixings and also drywall adhesive which is also known as Dot and Dab.
Celotex PL4050 key features
- Celotex PL4050 gives you the ability to install both plasterboard and insulation in one operation, therefore, reducing installation times.
- Celotex Insulated Plasterboards are suitable for a mechanical fix installation
- They are also suitable for direct bonding installations (dot and dab)
- The tapered edge of the plasterboard allows the installer to have a lot more flexibility. This further reduces installation times
- It boasts long term energy savings for buildings, which is great for the environment.
- Suitable for both new build and refurbishment projects
- PL4050 if often used to upgrade projects to current building regulation standards.
Celotex PL4050
62.5mm Celotex Insulated Plasterboard can also be identified by its product code, which is PL4050. The ’50’ in the code refers to the thickness of the rigid PIR foam core. Every Celotex Insulated Plasterboard product has a 12.5mm plasterboard attached to one side.
PIR Core Thickness – 50mm
Bonded Plasterboard Thickness – 12.5mm
PL4050 Total Thickness – 62.5mm
62.5mm Celotex PL4050 can help you streamline your project by combining PIR and plasterboard. PIR is a number one choice for people who want to improve the retention of heat inside a building. The Celotex PL4000 range is easy to install, boasts excellent thermal performance and reduces installation times. Get the best price on 62.5mm Insulated Plasterboard when you shop with us. We stock and sell this product per sheet. Express delivery is also available. The Celotex PL4000 range is available in a variety of thicknesses.
Celotex 62.5mm Insulated Plasterboard Applications
- Flat Roofs
- Pitched Roofs
- Wall Applications
- The underneath layer between and under rafter and joist applications
- Timber frame lining applications
For more information on this product, you can download all relevant certifications and datasheets from our website. You can also find further product specifications in the table below.
Dimensions | 2400 × 1200 mm |
---|---|
Brand |
Celotex |
Thickness |
62.5mm |
Material Type |
Polyisocyanurate (PIR) |
Pieces Per Pack |
1 |
Sales Unit |
Board |
Unit Coverage |
2.88m2 |
Manufacturers Reference |
PL4050 |
Thermal Conductivity |
0.022W/mK |
Density |
31kg/m3 |
Fire Rating |
Euroclass B |
Edge Type |
Tapered |
Facing |
Paper Facing |
Weight (kg/m2) |
10.96kg/m2 |
Product Range |
Celotex Insulated Plasterboard (PL4000) |
Dimensions | 2400 × 1200 mm |
---|---|
Brand |
Celotex |
Thickness |
62.5mm |
Material Type |
Polyisocyanurate (PIR) |
Pieces Per Pack |
1 |
Sales Unit |
Board |
Unit Coverage |
2.88m2 |
Manufacturers Reference |
PL4050 |
Thermal Conductivity |
0.022W/mK |
Density |
31kg/m3 |
Fire Rating |
Euroclass B |
Edge Type |
Tapered |
Facing |
Paper Facing |
Weight (kg/m2) |
10.96kg/m2 |
Product Range |
Celotex Insulated Plasterboard (PL4000) |
James –
Best prices for insulated plasterboard I’ve seen, i will definitely order again
Kofi –
Impressed with the insulation performance and the customer care team
Nia –
best price i could find for 62.5mm Insulated Plasterboard
Kenneth –
You 100% cannot beat Celotex insulated plasterboards.
Marcel –
Highly recommend this insulation material for anyone looking to insulate their walls.
Wyatt –
Used this for the first time instead of insulation and plasterboards, quicker AND cheaper
Jaxson –
9/10 only thing i would say is the driver finished
Gabriel –
Can i dot & dab this?
Stanley –
Can’t beat insulated plasterboards! Will be ordering again.
Sarah Johanson –
Just great, thank you.
Adeel Benjamin –
Can I buy 62.5mm Insulated Plasterboard and cut into cavity size?
Millie Sannott –
Purchased some 62.5mm Celotex Insulated Plasterboard saved me time and money, when spoke to Sarah in the office she advised me its a 2 in 1 board. good product / good service / good driver as live down a small road.
sandra kimble –
honestly my hubby was so amazed by the quality of service when receiving this product everything has been smooth from the get go,
definitely use these guys again he said!
five star ratings all round
Timothy Dalton –
great product, quick and seamless transaction with some of the best customer service!
will definitely be buying from here again