FLAMEOUT® Noncombustible and FR membranes & VCLs

SafeOne Class A Installation


SAFE ONE® is the UK’s first Class A2 rated noncombustible breather membrane, independently tested to EN 13501-1.

Rated A2,s1-d0 for walls and roofs

  • Compliant with UK Building Regulations Approved Document B
  • Superior W1 water resistance
  • Vapour permeable
  • Independently tested for compliance
Installation Instructions
Technical Briefing
UK Building Regulations
Request a free sample
Safe One Flame Retardancy Test
Safe One Whitepaper

Euro Class System –
Flame Retardancy

Fire Behaviour

  • A1 = noncombustible
  • A2 = very limited combustibility
  • B = combustible (limited)

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