Superfoil SF19BB Reflective Breathable Thermal Insulation Roll

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Brand: SuperFoil
Country of Manufacture: United Kingdom
In Stock
Product Code: SFBM
Call us for Enquiry 03303130245

Superfoil breather membrane, SF19BB, is high-performing multifoil insulation that offers a fully breathable solution. It has dual benefits - it acts as foil insulation and a breather membrane. Due to its dual nature, it saves time and material requirements during construction. Breather membrane utilises ultra-efficient nano-coating technology to improve performance.

Breathable insulation It insulates during winter and acts as a radiant barrier (reducing solar gain) in summer, effectively keeping your home cooler in summer. It is long-lasting foil insulation that is easy to cut and install. It helps to prevent the formation of mould & dampness by reducing the risk of condensation. It effectively restricts the movement of hot air and prevents any air leakage.

Product Specifications:




Roll Coverage (m2)









Key Features:

  • 3 in 1 design: foil Insulation, breathable membrane and radiant barrier all rolled in one product.
  • Easy to install and use, no specialist tools required. It can be cut with a sharp knife or a pair of scissors.
  • High performing barrier membrane allows for a small carbon footprint.
  • It is BBA Agrément Certified 
  • Breather membranes are compliant with building regulations.
  • Keeps the facility cool in summers, 
  • Breather membrane utilises ultra-efficient nano-coating technology to improve performance.
  • Suitable for new build, retrofit and extensions 
  • Breather membranes effectively stop the formation of moulds, fungi and reduce the risk of condensation.


  • Breather membranes from Superfoil is certified for use above rafters
  • Breather membranes are ideal for use in walls, floor and roof structures in new builds and in the renovation, refurbishment/extension projects.
  • Provides air seal & radiant barrier and is building regulations compliant.


  • Easy installation results in minimal waste
  • Manufactured with 40% recycled materials
  • Recyclable at the end of its useful life.

Thermal Performance:

  • Reaction to fire: Class E (Euroclass)
  • Thermal Resistance - RValue: 1.63m2K/W.
  • In the Roof: RValue: 2.22m2K/W.
  • In the Wall: RValue: 2.53m2K/W.

Product Details:

  • Water Vapour Resistance: 0.115MNs/g
  • Resistance to water penetration: W1
  • Material: Multifoil
  • Weight: 10kg 

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