100mm Xtratherm Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)

100mm Xtratherm Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
- Product Code: A1-4511
- Delivery Time: 2 - 3 working days
- Brand: Xtratherm (Tech. support: 03712221055)
- Model and Size: 2400x1200mm - 11.52m2
- Weight: 51.84kg
Our ratings on 15-07-2025:

4.8 out of 5
100mm Xtratherm Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
Width: 1200mm
Length: 2400mm
Pack Coverage: 11.52m2
Pack Quantity: 4
Density: 45kg/m3
Weight/m2: 4.5kg
Weight: 51.84kg
Thermal Conductivity: 0.020W/mK
R-Value: 4.76m2K/W
Compressive Strength: 125kPa
Fire Rating (Reaction to Fire): B(Class 0)
100mm Xtratherm Safe-R SR/UF Phenolic foam is a superior performance rigid underfloor insulation with enhanced fire performance, consisting of a Class O phenolic foam core with negligible smoke obscuration. Safe-R SR is faced with low emissivity aluminium facings both sides, and has a thermal conductivity as low as 0.02W/mK.
APPLICATION
- Underfloor

CHARACTERISTICS
- Superior performance phenolic foam,
- Provides the most efficient U-values with minimal thickness,
- Effective thermal and fire performance,
- Low smoke obscuration,
- Low risk fire rating - Class 0,
- For new build or refurbishment,
- Rot proof and will remain effective for the life span of the building,
- Can be readily cut using a sharp knife or fine toothed saw
CERTIFICATION
- Manufactured under a quality system approved to EN ISO 9001:2000 (Quality Management Systems)
- Manufactured under an environmental system approved to EN ISO 14001:2004 (Environmental Management Systems)
- Is manufactured without the use of CFC's or HCFC's and has Zero Ozone Depletion Potential
- BBA approved
Brand: Xtratherm
Model and Size: 2400x1200mm - 11.52m2
Delivery Time: 5 - 7 days
90mm Xtratherm Safe-R SR/PR Phenolic foam is a superior performance rigid insulation with enhanced fire performance, consisting of a Class O phenolic foam core with negligible smoke obscuration. Safe-R is faced with low emissivity aluminium facings both sides, and has a thermal conductivity as low a..
Guide Price: £351.67
£422.00 inc VAT
Brand: Xtratherm
Model and Size: CT/PIR 1200x450 - 2.16m2
Delivery Time: 1-3 working days
125mm Xtratherm CavityTherm wall insulation board is a high performance composite board of enhanced PIR core with a lambda value of 0.021W/mK. The boards have gas tight facings with one face bonded to a profiled HIPS skin during manufacture to provide a drainage plane. CavityTherms unique engin..
Guide Price: £105.13
£126.16 inc VAT
Brand: Xtratherm
Model and Size: Thin-R - 2400 x 1200 - 2.88m2
Delivery Time: 1-3 working days
165mm Xtratherm Thin-r is a foil faced Polyisocyanurate (PIR) insulation board formed by a blowing process which generates rigid foam composed of fine cells filled with Pentane blowing agent trapped within the foam. Pentane has very good insulating properties and gives Thin-r superb insulating capab..
Guide Price: £74.55
£89.46 inc VAT
Brand: Xtratherm
Model and Size: 1200mm x 1200mm - 7.2m2
Delivery Time: 3 - 5 days
Xtratherm FR-MG 100mm is a mineral coated glass faced board. Xtratherm XT/FR MG boards should be laid over the vapour control layer in a break bonded pattern. The long edges of the boards should be laid at right angles to the direction of the substrate and all edges must be fully supported by the de..
Guide Price: £154.90
£185.88 inc VAT
Brand: Xtratherm
Model and Size: 2400x1200mm - 5.76m2
Delivery Time: 2 - 3 working days
150mm Xtratherm Safe-R SR/PR Phenolic foam is a superior performance rigid insulation with enhanced fire performance, consisting of a Class O phenolic foam core with negligible smoke obscuration. Safe-R is faced with low emissivity aluminium facings both sides, and has a thermal conductivity as low ..
Brand: Xtratherm
Model and Size: 2400x1200mm - 20.16m2
Delivery Time: 1-3 working days
40mm Xtratherm Thin-R FR/ALU Flat Roof PIR Insulation Board is a flat roof insulation with enhanced vapour resistant performance. Thin-R FR/ALU board is faced with low emissivity aluminium facings both sides. Rot proof and will remain effective for the life span of the building. Suitable for use bel..