Novia Black Plus Supreme Roof and Wall Breather Membrane - 1m x 50m Roll
Novia Black Plus Supreme Roof and Wall Breather Membrane - 1m x 50m Roll
Price: £40.36 (£48.43 inc VAT)
Price per m2: £0.81/m2 (£0.97 inc VAT)
50 or more £0.00 (£0.00 inc VAT)
- Product Code: A1-5617
- Delivery Time: 1 - 2 days
- Brand: Novia (Tech. support: 01622678952)
- Model: 1m x 50m - 50m2
- Weight: 6.50kg
Our ratings on 12-06-2026:
4.8 out of 5
Novia Black+ Supreme Roof and Wall Breather Membrane - 1m x 50m Roll
Length: 50000mm
Width: 1000mm
Roll Coverage: 50m2
Weight/m2: 0.13kg
Weight: 6.5kg
Fire Rating (Reaction to Fire): E
Roll Length: 50m
Novia Black+ Supreme Roof and Wall Breather Membrane is a 3-layer high performance, lightweight wall breather membrane for pitched cold and warm roofs, and insulated wall applications. Novia Black+ Supreme Roof and Wall Breather Membrane has excellent Class W1 water resistance while providing high breathability. Novia Black+ Supreme is black on one side, grey on the reverse, with a 150mm overlap line. Novia Black+ Supreme membrane has excellent water resistance while providing high breathability, and also complies with EN 13501-1 Fire Classification Class E.

CHARACTERISTICS
- 3-layer, high performance wall breather with microporous core,
- Excellent tensile and nail tear strength,
- Fully airtight, and vapour permeable,
- UKCA to EN 13859-1 for roofs and EN 13859-2 for walls,
- Class E Fire Classification to EN 13501-1,
- Suitable for zones 1-5 in the UK for BS 5534 wind uplift without additional tapes.
APPLICATION
- Pitched cold and warm roofs,
- Insulated wall applications.
INSTALLATION
To walls
- Ensure upper layers overlap lower layers.
- Work from the bottom moving upwards and ensuring there are minimum overlaps of 100 mm on the horizontal joints.
- Do not begin a vertical lap joint within 300 mm of a corner,
- Vertical laps should be at least 150 mm.
- Ensure the bottom timber is also protected by an overlap.
- Fix at suitable intervals with galvanised nails, stainless staples or similar permanent fixings.
To roofs
- Ensure upper layers overlap lower layers.
- Work from the bottom moving upwards and ensure there are minimum overlaps.
- The membrane should be overlapped 200 mm on each side of the ridge.
- All vertical overlaps must be situated on a rafter and must be sealed.
- Fix at suitable intervals with galvanised nails, stainless staples or similar permanent fixings.
- At any entry points for services (soil pipes, vents etc.), ensure that the membrane is properly sealed.
- Use of Novia breather membrane tapes.
- Ensure that for wall or warm roof applications, a vapour barrier is installed on the warm side of the insulation.
CERTIFICATION
- UKCA compliant to EN 13859-1 (roofs) & EN 13859-2 (walls),
- Excellent waterproofing properties which meets EN 1928 W1 Class

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