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Stamisol A1® - A1 Non-combustible Breather Membrane - Breather Membranes

Verified by manufacturer 2 days ago

Industrial Textiles & Plastics Ltd

Euroclass A1 breather membrane for use in vertical wall installations behind closed facades and rainscreens. Especially suited to high-rise 18 m+ in England & 11 m+ in Scotland and high-risk builds.

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Application

STAMISOL A1® is suitable for all vertical closed wall applications.

Storage and handling:

  • Handle the membrane with care.
  • Ensure that the membrane is not folded or creased. Store the membrane horizontally away from sunlight in a cool, dry sheltered store.
  • Store Glue cartridges upright.

Installation:

  • A continuous, solid supporting structure or framework must be provided for all applications. The supporting structure can be wood, aluminium, steel or concrete. Stamisol A1® achieves a fire rating Euroclass A1 when free hanging or when directly installed on a supporting structure with a flame-retardant classification of A1 or A2.
  • The white coated side faces to the outside. Vertical installation is advised.
  • Do not glue the whole membrane surface. Create glue lines /gird lines maximum 800 mm vertical or 1200 mm horizontal centres.
  • Patch any damaged areas using membrane cut into a circle shape so that the corners do not peel back. The circular patch should be 25 mm larger than the damaged area.

Overlaps:

  • It is possible to fix the membrane mechanically with staples.
  • Seal overlaps using Stamcoll Safe Glue Cartridge 310 mls.
  • Vertical laps should be 50 mm minimum.
  • Horizontal laps should be 50 mm minimum.
  • Each cartridge covers approx 8 LM with a 8 mm bead.

Stamcoll Safe Glue Cartridge is tested as a system with Stamisol A1® to EN 13501-1.

Store glue in a warm environment. Do not use below 5℃ or over 40℃.

Description

Stamisol A1® is a non-combustible breather membrane with a Euroclass A1 fire classification providing the highest possible fire and smoke protection for safety critical and high-rise builds over 18 m in England and 11 m in Scotland.

Features and benefits:

  • A1 non-combustible breather membrane.
  • Independently tested to EN 13501-1.
  • Compliant for use in high-rise & high-risk buildings.
  • Compliant to Approved Document B
  • Lifetime guarantee for its A1 fire rating.
  • Excellent breathability.
  • W2 water tightness rating.
  • 336 hours UV ageing prior to the water test.
  • 10 year warranty.
  • CE approval

General information

Color

White

Finish

Coated

Material

Glass Fibre

Shape

Other

Guidance for specification option:

Roll.

Length

30000 mm

Width

2650 mm

Warranty description

Lifetime

Guidance for specification option:

Lifetime guarantee for non-combustibility.

Uniclass

Pr_25_57_10_94 Vapour-permeable sheetsPrimary
Pr_25_57_51_32 Glass fibre membranes

CAWS

H65/235 Vapour-permeable underlay

H67/24 Vapour-permeable underlay

H64/22 Vapour-permeable underlay

H61/22 Vapour-permeable underlay

H41/120 GRP double-skin insulated panel cladding

H41/110 GRP single-skin cladding

H60/22 Vapour-permeable underlay

P10/65 Breather membrane

H91/305 Vapour-permeable underlay

H31/55 Breather membrane

H60/235 Vapour-permeable underlay

H30/50 Breather membrane

H22/20 Breather membrane

H21/20 Breather membrane

H65/22 Vapour permeable underlay

P10/320 Breather membrane

H31/280 Breather membrane

H30/350 Breather membrane

H22/130 Breather membrane

H21/130 Breather membrane

H67/290 Vapour-permeable underlay

H64/307 Vapour-permeable underlay

H92/785 Breather membrane

H62/235 Vapour-permeable underlay

H61/235 Vapour-permeable underlay

Specification data - Vapour-permeable sheets

Standard

To BS EN 13859-1.

Guidance for specification option:

Flexible sheets for underlays for roofs.

To BS EN 13859-2.

Guidance for specification option:

Flexible sheets for underlays for walls.

Performance criteria

-

Water vapour properties

To EN ISO 12572, Sd 0.1 m.

Fire performance

To BS EN 13501-1, Class A1.

Tensile properties

1600 N/50mm (MD); 2000 N/50mm (CD).

Class (minimum)

W2.

Material

Glass-fibre.

Form

Woven.

Weight (minimum)

260 g/m².

Colour

White.

Roll size

2.65 x 30 m.

Roll weight

22.0 kg.

Sustainability data

Material

Glass Fibre

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