Novia Black Pro Breather Membrane

Suitable for pitched cold and warm roofs and insulated wall applications.


A high quality, versatile breather membrane. The material meets EN 13859-1 for pitched roofing and EN 13859-2 for walls. Novia Black Pro has superior water resistance and is highly breathable. It is strong yet lightweight and complies with EN 13501-1 fire classification grade E. The product is black on one side and white on the reverse, with a 150 mm overlap line. There are no text or images on either side. It is fully compliant with mandatory CE marking requirements introduced under the 2013 Construction Products Regulations.

Features and benefits:

  • Superior water resistance.
  • Highly vapour permeable.
  • Heavier weight breather membrane (146 gsm).
  • Single product for all roofs and walls.
  • Three layer laminate with microporous core.
  • Excellent tensile and nail tear strength.
  • Matt finish slip-resistant surface.
  • Install as per BS 5534:2014 + A2 2018 UV guidance.
  • CE compliant to EN 13859-1 (roofs) and EN 13859-2 (walls).
  • Tested for BS 5534 wind uplift requirements.
  • Air and wind tight.
  • Recyclable and ecologically harmless.

General information


No logo print




Breathable microporous film



1.5 x 50 m

Uniclass 2015

Pr_25_57_10_94 Vapour permeable sheetsPrimary


H20/150 Sheet cladding

H20/155 Sheet cladding

H21/110 Vertical timber weatherboarding

H21/111 Horizontal timber weatherboarding

H21/115 Vertical timber weatherboarding

H21/116 Horizontal timber weatherboarding

H21/130 Breather membrane

H21/20 Breather membrane

H30/110 Fibre cement

H30/120 Fibre cement

H30/350 Breather membrane

H30/50 Breather membrane

H31/280 Breather membrane

H31/55 Breather membrane

H60/105 Clay roof tiling

H60/110 Clay roof tiling with counterbattens

H60/120 Concrete roof tiling

H60/125 Concrete roof tiling with counterbattens

H60/145 Clay vertical tiling

H60/155 Concrete vertical tiling

H61/105 Roof slating

H61/110 Roof slating with counterbattens

H61/120 Vertical slating

H62/105 Roof slating

H62/110 Roof slating with counterbattens

H62/120 Vertical slating

H62/125 Roof slating

H62/130 Roof slating with counterbattens

H62/140 Vertical slating

H62/145 Roof slating

H62/150 Roof slating with counterbattens

H64/110 Wood shingle/ shake roofing

H64/120 Wood shingle/ shake roofing with counterbattens

H64/130 Vertical wood shingle/ shakes

H65/105 Clay roof tiling

H65/110 Clay roof tiling with counterbattens

H65/115 Concrete roof tiling

H65/120 Concrete roof tiling with counterbattens

H65/125 Reconstituted slate roof tiling

H65/130 Reconstituted slate roof tiling with counterbattens

H65/135 Ceramic slate roof tiling

H65/140 Ceramic slate roof tiling with counterbattens

H67/110 Metal roof tiling

H67/120 Metal roof tiling with counterbattens

H67/130 Metal vertical tiling

H92/120 Rainscreen cladding

H92/785 Breather membrane

K21/111 Wood floating floor

M30/265 Building paper

P10/320 Breather membrane

P10/65 Breather membrane

Specification data - Vapour permeable sheets Enhanced data


To BS EN 13859-1.

To BS EN 13859-2.

Class (minimum)


Weight (minimum)

146 g/m².

Product Reference

Novia Black Pro Breather Membrane

Roll weight

11.5 kg.


146 g/m².

Tensile strength MD/CD

315/220 N/50mm.

Elongation MD/CD


Tear resistance MD/CD

180/220 N.

Resistance to air penetration

0.000 m³/m³

Sd value

0.05 m.

Resistance to water penetration

W1 >250: Class cm.

Resistance against fire

E Class.

Temperature resistance

-40 to 80°C.

UV resistance

Install as per BS 5534: 2014 + A2 2018 UV guidance.


Novia Breather Membrane Lap Tape.

Novia Double-sided Adhesive Tape.

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