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Insulated Render Systems

25mm Celotex GS5025 PIR Insulation Board with 9.5mm Plasterboard (pack of 26)

25mm Celotex GS5025 PIR Insulation Board with 9.5mm Plasterboard (pack of 26)
Guide Price
25mm Celotex GS5025 PIR Insulation Board with 9.5mm Plasterboard (pack of 26)
Guide Price: £2,079.99 (£2,495.99 inc VAT)
Price per m2: £27.78/m2 (£33.33 inc VAT)
5 or more £2,046.14 (£2,455.37 inc VAT)
10 or more £2,012.05 (£2,414.46 inc VAT)
20 or more £1,960.89 (£2,353.07 inc VAT)
  • Product Code: A1-945
  • Delivery Time: 1 - 5 working days
    • Due to nationwide shortage of PIR insulation lead time may be longer for this product.
  • Brand: Celotex
    • (Tech. support: 01473820850)
  • Model and Size: Celotex GS5025 - 74.88m2
  • Weight: 539.14kg
Product discontinued. Click Get Best Price to request a quotation and we will recommended an equivalent product.
Our ratings on 12-09-2025:
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4.8 out of 5
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25mm Celotex GS5025 PIR Insulation Board with 9.5mm Plasterboard (pack of 26)

Thickness: 34.5mm
Width: 1200mm
Length: 2400mm
Coverage: 74.88m2
Weight/m2: 7.2kg
R-Value: 1.2m2K/W
Compressive Strength: 120kPa

Celotex GS5025 is a premium performance PIR insulation board faced with low emissivity aluminum foils on both sides and bonded to 9.5 mm tapered edge plasterboard, providing an insulation product and a plasterboard in one. The product is designed for mechanically fixed applications and upgrading internal solid, timber or metal frame walls or adding another insulation layer to timber frame constructions and flat and pitched roof applications. The products PIR core is manufactured by using zero ODP and low GWP blowing agents. It has an advantage over traditional PIR insulation boards due to the decreased thickness (even 15% thinner than the common PIR boards) and even 30% better U values achieved.

APPLICATION

Celotex GS5025 is applicable in internal wall insulation, including between and under build-ups of flat and pitched roofs and timber frame constructions.

CHARACTERISTICS
  • Especially designed to meet the requirements of internal solid wall insulation,
  • Applicable to both existing and new buildings,
  • Great thermal performance - a super low lambda value of 0.021 W/mK,
  • Low emissivity values especially when added to the metal lining or timber batten systems,
  • Helps to optimise interior space, by using 50% less insulation than traditional products,
  • Highly environmentally friendly.
CERTIFICATION
  • BBA certificate number 12/4926,
  • Ofgem approved,
  • Complies to BS EN 13950,
  • ISO 9001 quality management system,
  • ISO 14001 environmental management system.
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Guide Price
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Delivery Time: Out Of Stock
140mm Celotex Crown-Bond Flat Roof Board (pack of 4) -pallet of 12 packs
140mm Celotex Crown-Bond is a brand new product for use in flat roof systems. Representing the next phase of Celotex innovation, Crown-Bond is a high performance rigid polyisocyanurate (PIR) insulation which delivers cutting edge thinness, increased dimensional stability and added robustness in..
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140mm Celotex Crown-Fix is a brand new product for use in flat roof systems. Representing the next phase of Celotex innovation, Crown-Fix is a high performance rigid polyisocyanurate (PIR) insulation which delivers excellent dimensional stability and added robustness in a mechanically fixed sin..
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Celotex FR5120 is one of the available dimensions of the Celotex FR5000 PIR insulation boards made from polyisocyanurate rigid core and faced on both side with low emissivity aluminum foils for improved thermal performance. The product is applicable to different types of constructions incl..
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62.5mm Celotex PL4050 - 50mm PIR Insulation Bonded to 12.5mm Plasterboard (PL4000) 62.5mm Celotex PL4050 - 50mm PIR Insulation Bonded to 12.5mm Plasterboard (PL4000)
Brand: Celotex Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 2 - 3 working days
62.5mm Celotex PL4050 - 50mm PIR Insulation Bonded to 12.5mm Plasterboard (PL4000)
62.5mm Celotex PL4050 is a high-performance thermal insulation board with 50mm 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). N..
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25mm Celotex GD5025 PIR Insulation Board with 12.5mm Plasterboard (pack of 26)
Brand: Celotex Model and Size: 1200x2400mm - 74.88m2
Delivery Time: 1 - 5 working days
25mm Celotex GD5025 PIR Insulation Board with 12.5mm Plasterboard (pack of 26)
Celotex GD5025 is a premium performance PIR insulation bonded to 12.5mm tapered edge plasterboard. Allows for the installation of both the insulation and plasterboard in one operation, thereby reducing installation time. Simplifies compliance to current building regulations for the upgrade of intern..
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110mm Celotex Crown-Fix Flat Roof Board (pack of 11) - pallet of 2 packs
Guide Price
Brand: Celotex Model and Size: 2400x1200mm - 63.36m2
Delivery Time: Out Of Stock
110mm Celotex Crown-Fix Flat Roof Board (pack of 11) - pallet of 2 packs
110mm Celotex Crown-Fix is a brand new product for use in flat roof systems. Representing the next phase of Celotex innovation, Crown-Fix is a high performance rigid polyisocyanurate (PIR) insulation which delivers excellent dimensional stability and added robustness in a mechanically fixed sin..
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