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How To Install YBS BreatherFoil

Difficulty: Easy • 8 Steps

How To Install YBS BreatherFoil FR onto the external of Timber Frame Walls.

BreatherFoil is the higher performing alternative to Reflex, TF200 and Reflectashield.

This product is BDA KIWA certifed for use with Building Control and can be purchased online via our website, at the lowest trade rates.

SuperQuilt-Insulation.co.uk are the leading UK distributor of Multifoil Insulation products. We offer free next working day delivery to the UK Mainland (Order before 2pm)

Method Steps

  1. Preparing the Building

    Prepare the BreatherFoil by removing any exisiting Cladding on the external of the walls, exposing the OSB / Sarking Board.

  2. Stapling the BreatherFoil

    Staple the BreatherFoil directly to the external timber boarding, at a minimum of 300mm intervals.

  3. Vertical Joints

    Vertical Joints; ensure a minimum overlap of 100mm & seal using ThermaSeal Foil Joining Tape.

  4. Horizontal Joints

    Horizontal Joints; ensure a minimum overlap of 75mm, leaving the overlaps untaped.

  5. Stapling the Second Layer of BreatherFoil

    Staple the BreatherFoil directly to the external timber boarding, at a minimum of 300mm intervals.

  6. Sealing the Perimeter

    Seal the vertical perimeter using ThermaSeal Foil Tape, leaving the top and bottom untaped.

  7. Installing Battens

    Apply a layer of timber battens (minimum of 25mm), perpendicular to the rafters at minimum intervals of 400mm.

  8. Installing External Cladding

    Finally apply the external finish in accordance with the manufacturers certification, fixing instructions & good building practice.

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Disclaimer – SuperQuilt-Insulation.co.uk cannot be held responsible for any losses financially or physically from advice provided in this How-To-Guide.

Installation of BreatherFoil Insulation for External Walls should be in harmony with the official certificate. Recommended fixing materials and good building practice should also be used.

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