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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 16-09-2025:
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4.8 out of 5

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.
Brand: Celotex Model and Size: EL3000 1200x600 - 2.16m2
Delivery Time: 3 - 5 days
Celotex EL3000 provides a quick and easy method of achieving effective thermal insulation in flat roofing structures. With coated glass tissue facings, EL3000 is manufactured from rigid Polyisocyanurate (PIR) using a blend of blowing agents that have zero ozone depletion potential (zero ODP) and a l..
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60mm Celotex FR5000 Fire Resistant PIR Insulation Board (pack of 7) - pallet of 6 packs
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Brand: Celotex Model and Size: 1200x2400mm - 120.96m2
Delivery Time: Out Of Stock
Celotex FR5060 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..
Guide Price: £2,390.37
£2,868.44 inc VAT
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Brand: Celotex Model and Size: 450x1200mm - 51.84m2
Delivery Time: 3 - 5 days
Celotex CG5100 is especially designed for partial fill cavity wall insulation, offering great thermal performance due to substantial R and U values, with decreased board thickness and lower emissivity values due to the aluminum foil facings on both sides of the PIR core. This set of products pr..
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100mm Celotex Crown-Fix Flat Roof Board (pack of 12) - pallet of 2 packs
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Brand: Celotex Model and Size: 2400x1200mm - 69.12
Delivery Time: Out Of Stock
100mm 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..
Guide Price: £2,289.51
£2,747.41 inc VAT
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25mm Celotex GS5025 PIR Insulation Board with 9.5mm Plasterboard (pack of 26)
Guide Price
Brand: Celotex Model and Size: Celotex GS5025 - 74.88m2
Delivery Time: 1 - 5 working days
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 applicatio..
Guide Price: £2,079.99
£2,495.99 inc VAT
Get Best Price
100mm Celotex FR5000 Fire Resistant  PIR Insulation Board (pack of 12) - pallet of 2 packs
Guide Price
Brand: Celotex Model and Size: 1200x2400mm - 69.12m2
Delivery Time: Out Of Stock
Celotex FR5100 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..
Guide Price: £2,272.74
£2,727.29 inc VAT
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