115 gsm Breathable Membrane
Verified by manufacturer 6 months ago
MEM11550
MEM11550
BBA Agrément Certificate
Certificate type
A triple layer breathable membrane.
Application
Suitable for domestic and commercial application. Can be used in a fully supported or unsupported tiled, slated or metal roof system. Can be draped over rafters or laid directly over insulation.
Membrane must be installed in accordance with the relevant sections of BS 5534:2018 and Timloc Building Products’ installation guide.
Description
A triple layer, waterproof breather membrane.
Features and benefits:
- Available in 1 m and 1.5 m widths.
- Light grey upper layer branded with MemBreathe by Timloc logo.
- Grey lower layer.
- Lightweight.
- Flexible.
- Easy to use.
- Quality tested in accordance with BS 5534, Annex A.
- Suitable for warm and cold roof application.
- Hydrostatic head to BS EN 20811, 281 cm.
General information
Color | Grey |
Material | Polypropylene |
Shape | Rectangle |
Length | 50000 mm |
Width | 1000 mm 1500 mm |
Uniclass | |
CAWS | H67/24 Vapour-permeable underlay P10/320 Breather membrane H61/22 Vapour-permeable underlay H60/22 Vapour-permeable underlay P10/65 Breather membrane H31/55 Breather membrane H30/50 Breather membrane H22/20 Breather membrane H21/20 Breather membrane H62/3 Roof slating H92/785 Breather membrane H31/280 Breather membrane H30/350 Breather membrane H22/130 Breather membrane H21/130 Breather membrane H67/290 Vapour-permeable underlay H65/235 Vapour-permeable underlay H62/235 Vapour-permeable underlay |
Specification data - Vapour-permeable sheets
Standard | To BS EN 13859-1. |
Third-party certification | British Board of Agrément (BBA) certificate. |
Performance criteria | |
Water vapour properties | 0.02 m.Manufacturer guidanceSd. |
Fire performance | To BS EN 13501-1, Class E. |
Tensile properties | To BS EN 12311-1, MD 195 N/ 50 mm. TD 130 N/ 50 mm.Guidance for specification option: Elongation to BS EN 12311-1, MD 51%. TD 65%. Nail tear to EN 12310-1, MD 99 N. TD 110 N. Manufacturer guidanceTensile strength. |
Class (minimum) | W1. |
Material | Polypropylene.Guidance for specification option: High tensile polyproylene layers around a microporous polypropylene film. |
Form | Spun-bonded. |
Weight (minimum) | 115 g/m². |
Roll width | 1000 mm. |
Roll length | 50000 mm. |
Roll weight | 5.8 kg. |
Third party certifications
BBA Agrément Certificate
Timloc Building Products Breathable Membranes For Use In Cold Non-Ventilated Roofs: BBA Agrement Certificate 23 7054, Product Sheet 1 Issue 1
BBA Agrément Certificate
Timloc Building Products Breathable Membranes For Use In Warm Non-Ventilated & Cold Ventilated Roofs: BBA Agrement Certificate 23 7054, Product Sheet 2 Issue 1
Literature
Timloc Building Products 115 gsm Breathable Membrane Datasheet
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