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KNAUF XPS PIR Thermal Laminate Plus Insulated Plasterboard
KNAUF XPS PIR Thermal Laminate Plus Insulated Plasterboard

KNAUF XPS PIR Laminate Plus Insulated Plasterboard

  • XPS Insulated Plasterboard
  • Knauf

  • Free Next Day Delivery (over £500) in the West Midlands
  • Free Standard Delivery (over £500)
  • View our guides for Help & Advice
 (   Ex. VAT) £52.80
 - £1,560.00
All prices are including VAT

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🚛 Next Day Delivery (West Midlands) – FREE on orders over £500

Ideal for use in both refurbished and new building projects, KNAUF PIR Laminate is a unique material that combines extruded polystyrene with plasterboard, so both items can be installed at the same time. With a vapour barrier that prevents moist air from travelling through the building, this KNAUF insulated plasterboard is comprised of a layer of CFC and HCFC free extruded polystyrene bonded to a KNAUF Wallboard plasterboard.   

Providing an excellent thermal performance, KNAUF PIR Laminate reduces both energy expenditure and CO2 emissions. It is supplied with a tapered edge for a plaster finish or for direct decoration and meets the requirements of building regulations for walls and room-in-roof situations.  


  • Ceilings  
  • Internal walls  
  • New builds  
  • Refurbishments  
  • Warm roofs  
  • Loft conversions and extensions 

Storage: Store flat and keep protected from weather conditions.  

Installation: Use in accordance with BS 8000 British Standard Workmanship on building sites 


  • High-quality thermal performance at reduced thickness  
  • Tapered edge  
  • Fire and vapour resistance  
  • Can be dot and dab installed  
  • Maximises room space  
  • CFC and HCFC-free  
  • Built-in vapour barrier  
  • Quick installation  
  • Strong and durable 
  • Thickness: 27mm / 40mm  
  • Length: 2400mm  
  • Width: 1200mm  
  • Weight per m2: 6.85kg/m2  
  • Coverage per board: 2.88m2 
  • Thermal Conductivity: 0.033W/mK  
  • Standards Certification: EN 13950 

DISCLAIMER: Please make sure this product meets fire safety regulations for your project. 

Other PIR Insulation brands we stock include: 

  • Celotex  
  • Kingspan 
  • Recticel  
  • Ecotherm 

About the Manufacturer  

Knauf is a global leader in building materials and construction solutions, renowned for its innovative products and commitment to sustainability. With a rich history spanning over 80 years, Knauf has continually pushed the boundaries of what's possible in the construction industry. 

Founded in 1932 by brothers Alfons and Karl Knauf in Germany, the company has grown from a small family business to a multinational corporation with operations in over 60 countries. Knauf's extensive product range includes insulation materials, gypsum boards, plasters, and ceiling systems, among others, all designed to enhance the comfort, safety, and efficiency of buildings worldwide. 


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Frequently Asked Questions

The U-value of this KNAUF insulated plasterboard is 0.033W/mK, making this material highly effective for thermal insulation in buildings.

KNAUF PIR Thermal Laminatetypically consists of a CFC and HCFC-free extruded polystyrene layer bonded to a 9.5mm Knauf Wallboard.

KNAUF PIR Laminate is designed to have a long lifespan when used correctly and maintained properly. Its durability can be influenced by factors such as the quality of installation, the environment it's installed in, and the level of protection it receives.

Yes,KNAUF XPS Laminate Plus Insulated Plasterboard is generally safe for use in buildings when installed in accordance with the manufacturer's instructions and local building codes. It provides excellent fire resistance and thermal insulation, contributing to the safety and energy efficiency of structures. It must be handled and installed correctly to ensure optimal safety.

Free shipping will automatically be applied to all orders over £500. Simply add over £500 to your cart and you will see the discount while checking out.

Orders under £150 - £100 carriage.
Under £300 - £50 charge.
Under £500 - £25 charge.
Over £500 is free.

We typically deliver orders within 2-3 business days of ordering.

Orders for the West Midlands will be completed in 1 to 2 working days.

Orders for areas out of the West Midlands will be completed in 3 to 4 working days.

Orders made after 5pm will be processed on the following working day.

Our deliveries are typically made between 8am and 5pm, Monday - Friday excluding Bank Holidays (Great Britain).

We are unable to offer timed deliveries.

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