125mm Celotex FI5000 Underfloor Heating Insulation Board (pack of 9) - pallet of 2 packs

125mm Celotex FI5000 Underfloor Heating Insulation Board (pack of 9) - pallet of 2 packs
- Product Code: A1-1579
- Delivery Time: Out Of Stock
- Brand: Celotex (Tech. support: 01473820850)
- Model and Size: 1200x2400mm - 51.84m2
- Weight: 273.72kg
Due to nationwide shortage of PIR insulation lead time may be longer for this product.
Product discontinued.
Click Get Best Price to request a quotation and we will recommended an equivalent product.
Our ratings on 29-08-2025:

4.8 out of 5
125mm Celotex FI5000 Underfloor Heating Insulation Board (pack of 9) - pallet of 2 packs
Width: 1200mm
Length: 2400mm
Pallet Coverage: 51.84m2
Density: 44.8kg/m3
Weight/m2: 5.28kg
Weight: 273.72kg
Thermal Conductivity: 0.021W/mK
R-Value: 5.95m2K/W
Compressive Strength: 175kPa
125mm Celotex FI5000 is a premium flooring insulation board with enhanced thermal performance as well as an A rating when compared to the BRE Green Guide and an innovative cement compatible composite facer with a built-in vapour control layer (VCL), enabling direct screed, without the need for an additional separating layer. FI5000 has an enhanced compressive strength value of ≥175 kPa making it the ideal solution for a range of flooring applications. Featuring a super low lambda of 0.021W/mK, FI5000 achieves compliance to UK Building Regulations with better U-values and thinner solutions.
- Has a lower thermal conductivity value (0.021 W/mK) compared with other typical PIR insulation boards providing enhanced thermal performance,
- Ensures minimal downward heat loss into structure,
- Has an enhanced compressive strength value of ≥175 kPa,
- Has a highly resistant composite facer featuring a built-in vapour control layer (VCL), enabling direct screed, without the need for an additional separating layer,
- Uses the foam structure to ensure better pipe clip retention,
- Is easy to cut and install,
- Future proofs the energy performance of new and existing buildings,
- Is CFC/HCFC free with zero ODP and low GWP and CE marking compliance to BS EN 13165
- Basements,
- Beam and Block Floors,
- Concrete Slab Floors,
- Upgrading Concrete Slab Floors,
- Suspended Timber Floors,
- Underfloor Heating
Celotex FI5000 is manufactured in accordance with:
- quality management system ISO 9001
- environmental management system ISO 14001
Brand: Celotex
Model and Size: 2400x1200mm - 46.08m2
Delivery Time: Out Of Stock
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..
Guide Price: £2,214.29
£2,657.15 inc VAT
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..
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
Brand: Celotex
Model and Size: 1200 x 450mm - 51.84m2
Delivery Time: Out Of Stock
97mm Celotex CF5000 is specifically designed for use within full fill cavity wall applications. It is in compliance to UK Building Regulations by achieving a U-value of 0.18 W/m 2 K, maximising thermal performance without widening the cavity. BBA certified, Celotex CF5000 features a mechanically eng..
Brand: Celotex
Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 2 - 3 working days
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..
£66.08
£79.30 inc VAT
Brand: Celotex
Model and Size: TD4000- 2400 x 1200
Delivery Time: 1 - 5 working days
Celotex TD4000 comprises a polyisocyanurate rigid foam insulation core, with a thermal conductivity of 0.022 W/mK, and low emissivity aluminium foil facings on both sides bonded to a layer of 5.5mm WBP exterior grade plywood.APPLICATION
Celotex TD4000 is purpose designed for use in light traffic ..