Menu
Menu
Your Cart

50mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 6)

50mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 6)
50mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 6)
50mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 6)
50mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 6)
50mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 6)
Our ratings on 16-12-2025:
Google My Business Reviews
4.8 out of 5
Show other thicknesses

50mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 6)

Length: 2400mm
Width: 1200mm
Thickness: 50mm
Pack Quantity: 6
Board Coverage: 2.88m2
Pack Coverage: 17.28m2
Thermal Conductivity: 0.021W/mK
R-Value: 2.35m2K/W
Compressive Strength: 120kPa
Fire Rating (Reaction to Fire): D(Class 3)

50mm Unilin Safe-R SR/UF Phenolic foam is a superior performance rigid underfloor insulation with enhanced fire performance, consisting of an Euroclass D s1 d0 phenolic foam core with negligible smoke obscuration. Unilin Safe-R SR/UF is faced with low emissivity aluminium facings both sides, and has a thermal conductivity as low as 0.02W/mK.

Note: this product was formerly known as 50mm Xtratherm Safe-R SR/UF Phenolic Underfloor Insulation Board

APPLICATION
  • Underfloor

CHARACTERISTICS
  • Superior performance phenolic foam,
  • Provides the most efficient U-values with minimal thickness,
  • Effective thermal and fire performance,
  • Low smoke obscuration,
  • 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


  • EN ISO 9001 - Quality Management Systems
  • EN ISO 14001 - Environmental Management Systems
  • ISO 45001 - Occupational Health & Safety Management System
  • BBA approved
    Brand: Unilin (prev. Xtratherm) Model: 1250x600mm - 5.25m2
    Delivery Time: 2 - 3 working days
    60mm Unilin XPS 300 is an extremely durable heavy duty thermal insulation board made of extruded polystyrene offering exceptional thermal performance and versatility. It is a lightweight board that is able to withstand extreme loads. It has a rebated edge.CHARACTERISTICSExtremely strong,Compressive ..
    Brand: Unilin (prev. Xtratherm) Model: 1200mm x 450mm - 1.62m2
    Delivery Time: 2 - 4 days
    140mm Unilin Thin-R Plus XT/CF is a superior performance, enhanced polyisocyanurate (PIR) insulation, specifically engineered for full-fill thermal insulation in new external masonry cavity walls. This advanced insulation board is designed to meet and exceed the stringent thermal requirements of Bri..
    Brand: Unilin (prev. Xtratherm) Model: 2400x1200mm - 20.16m2
    Delivery Time: 1-3 working days
    40mm Unilin Thin-R FR/ALU Flat Roof PIR Insulation Board is a flat roof insulation with enhanced vapour resistant performance. Unilin 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. Unilin Thin-R FR..
    Brand: Unilin (prev. Xtratherm) Model: 1200mm x 450mm - 2.16m2
    Delivery Time: 1-3 working days
    90mm Unilin Thin-R Plus XT/CF is a superior performance, enhanced polyisocyanurate (PIR) insulation, specifically engineered for full-fill thermal insulation in new external masonry cavity walls. This advanced insulation board is designed to meet and exceed the stringent thermal requirements of Brit..
    Brand: Unilin (prev. Xtratherm) Model: 1200x2400mm - 11.52m2
    Delivery Time: 1-3 working days
    90mm Unilin XtroLiner XtroDeck XO/XD board has a core of modified polyisocyanurate (PIR) bonded to low emissivity embossed aluminium foil facings. Unilin XtroLiner XtroDeck XO/XD board offers excellent insulation performance with excellent thermal conductivity.Unilin XtroLiner XtroDeck XO/XD bo..
    160mm Unilin FR-BGM Flat Roof Insulation Board (pack of 3)
    Guide Price
    Brand: Unilin (prev. Xtratherm) Model: 1200mm x 1200mm - 5.76m2
    Delivery Time: 3 - 5 days
    160mm Unilin FR-BGM is a BBA certified high performance PIR insulation board that is faced with a fleece finished bitumen/glass facers and is suitable for use below partially bonded bitumen based built up roofing systems. Unilin FR-BGM is suitable to apply torch on felt directly on the insulation. F..
    Guide Price: £148.66
    £178.39 inc VAT
    This product is listed in the following categories and systems (click to show).