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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 22-05-2026:
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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
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