Reflective Breather Membrane Felt Underlay SuperFOIL SFBB - 25m x 1.5m
Product Description
SuperFOIL SFBB is the UK’s best value reflective watertight high tech reflective breather membrane.
In situ energy assessment indicates that foil breathers have benefits over traditional (non reflective) versions. SuperFOIL SFBB provides a barrier to the movement of air whilst allowing moisture to escape from the building reducing the risk of condensation. The control of air leakage is essential to the further improvement of energy efficiency.
SuperFOIL SFBB is also CE certified for its performance as a water barrier. It is easy to handle, install, cut, and seal and has a life expectancy in excess of 50 years.
Properties
Length: 25m.
Width: 1.5m.
Roll size: 37.5m2.
Thickness: less than 1mm.
Weight per roll: 5.4kg.
Emissivity: 0.3.
Watertightness: W1, watertight - EN 1928:2000.
Reaction to fire: Class D - BS EN 13501-1:2007.
Colour: reflective silver.
Installation
SFBB should be installed on the 'cold' side of the insulated structure with special care being taken to ensure that all seams and holes are sealed effectively to render the whole structure water tight whilst allowing moisture to escape.
Fixing & jointing
All laps should be a minimum of 100mm and be sealed using SF jointing tape. Particular care is required when sealing around penetrations. Where the barrier is breached by construction elements, the aperture should be sealed with SuperFOIL Tape
Storage & handling
SFBB should be stored on end, amd protected from extremes of weather and temperature. Care should be taken to ensure that rolls are not physically changed at any time.
Product Documents
Specifications
Dimensions
Details
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Questions & Answers
Question:
Which way up should SuperFOIL SFUF be installed?
Answer:
The branded reflective side, should face towards the exterior. The non-branded side faces the structure you are fixing it to.
Question:
What tape should be used with SuperFOIL SFBB?
Answer:
To ensure a consistant air-tight seal, 100mm wide foil tape should be used. We recommend SuperFOIL Superior Tape for it's high strength and enhanced adhesive which allows it to be used even in cold weather.
Question:
What size Staples do I need to fix SuperFOIL SFBB?
Answer:
We recommend using a minimum 14mm staples for use with SuperFOIL SFBB. The staples should be adequate size to hold the SuperFOIL in place until your battens are fitted forming the permanent fixing.
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Reflective Breather Membrane Felt Underlay SuperFOIL SFBB - 25m x 1.5m
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