57.5mm Celotex PL4045 - 45mm PIR Insulation Bonded to 12.5mm Plasterboard (PL4000)




57.5mm Celotex PL4045 - 45mm PIR Insulation Bonded to 12.5mm Plasterboard (PL4000)
- Product Code: A1-171
- Delivery Time: 1 - 5 working days
- Brand: Celotex (Tech. support: 01473820850)
- Model and Size: 1200x2400mm - 2.88m2
- Weight: 27.82kg
Product discontinued.
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Our ratings on 08-08-2025:

4.8 out of 5
57.5mm Celotex PL4045 - 45mm PIR Insulation Bonded to 12.5mm Plasterboard (PL4000 range)
Width: 1200mm
Length: 2400mm
Density: 168kg/m3
Weight/m2: 9.66kg
Weight: 27.82kg
Thermal Conductivity: 0.023W/mK
R-Value: 2.05m2K/W
Compressive Strength: 120kPa
Fire Rating (Reaction to Fire): B(Class 0)
57.5mm Celotex PL4045 is a high-performance thermal insulation board with PIR insulation bonded to 12.5mm tapered edge plasterboard. It is made from rigid polyisocyanurate (PIR) using blowing agents that have zero ozone depletion potential (zero ODP) and low global warming potential (GWP).
Note: Also known as PL3045 from January 2018.
Application
Celotex PL4045 is designed for providing thermal insulation and plasterboard as a single product. It can be specified for various applications, including:
- The underlayer of insulation between and under rafter and joist applications
- Solid masonry walls
- Timber frame lining applications
Features of 57.5mm Celotex PL4045
- Enables installation of insulation and plasterboard in one operation, reducing installation time
- Suitable for both direct bonding (dot and dab) and mechanically fixed installation techniques
- Provides flexibility and installation speed due to tapered edge plasterboard
- Offers reliable long-term energy savings for buildings
- Suitable for new build and refurbishment projects
- Easily upgrades to current building regulation standards
- Can be used in pitched roof, flat roof, and wall applications
- The plasterboard used in PL4045 is Class O according to Building Regulations
Certification
- Celotex PL4045 is CFC/HCFC-free with zero ozone depletion potential (ODP) and low global warming potential (GWP)
- Manufactured in accordance with quality management systems BS EN ISO 9001:2000 by Celotex Limited
- All products must be installed following instructions issued by Celotex Limited
- Celotex PIR insulation is independently assessed by BRE Global and accredited with an A+ rating compared to the BRE Green Guide 2008
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