13
£1,407.32
  • × This image displays the front of the product which is a Everbuild Black Jack 901 Black Bitumen Paint – 25 LitreEverbuild Black Jack 901 Black Bitumen Paint – 25 Litre 1 × £74.99
  • × Code 5 Cast Lead - 180mm x 6mCode 5 Cast Lead - 180mm x 6m 1 × £77.11
  • × Oxidised bitumen 23kg slabOxidised Bitumen Slab - 23kg 1 × £39.95
  • × code 4 lead flashing 390mm x 3mCode 4 Cast Lead - 180mm x 6m 1 × £62.83
  • × This image displays the front of the product which is a Ronseal One Coat Water-Based Tile Paint - Satin Ivory 750mlRonseal One Coat Water-Based Tile Paint - Ivory Satin 750ml 1 × £24.99
  • × Code 7 Cast Lead - 180mm x 6mCode 7 Cast Lead - 180mm x 6m 1 × £111.38
  • × Code 5 Cast Lead - 760mm x 3mCode 5 Cast Lead - 760mm x 3m 1 × £165.65
  • × This image displays the front of the product which is a Sika MultiSeal Self Adhesive Bituminous Sealing Tape - 300mm x 10mSika MultiSeal Self Adhesive Bituminous Sealing Tape - (300mm x 10m) 1 × £34.99
  • × ALM Code 5 Milled Lead - 1000mm x 3mALM Code 5 Milled Lead - 800mm x 6m 1 × £345.50
  • × Code 4 Lead FlashingALM Code 4 Milled Lead - 850mm x 6m 1 × £294.53
  • × BoxVTHDTV153slategreyHambleside Danelaw Double Roman Tile Vent, TV15/3 - Slate Grey (Box of 5) 1 × £114.99
  • × Bond It Oil Stain Remover - White 1LBond It Oil Stain Remover - White 1L 1 × £8.99
  • × code 4 lead flashing 390mm x 3mCode 4 Cast Lead - 150mm x 6m 1 × £51.41

Subtotal: £1,407.32

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13
£1,407.32
  • × This image displays the front of the product which is a Everbuild Black Jack 901 Black Bitumen Paint – 25 LitreEverbuild Black Jack 901 Black Bitumen Paint – 25 Litre 1 × £74.99
  • × Code 5 Cast Lead - 180mm x 6mCode 5 Cast Lead - 180mm x 6m 1 × £77.11
  • × Oxidised bitumen 23kg slabOxidised Bitumen Slab - 23kg 1 × £39.95
  • × code 4 lead flashing 390mm x 3mCode 4 Cast Lead - 180mm x 6m 1 × £62.83
  • × This image displays the front of the product which is a Ronseal One Coat Water-Based Tile Paint - Satin Ivory 750mlRonseal One Coat Water-Based Tile Paint - Ivory Satin 750ml 1 × £24.99
  • × Code 7 Cast Lead - 180mm x 6mCode 7 Cast Lead - 180mm x 6m 1 × £111.38
  • × Code 5 Cast Lead - 760mm x 3mCode 5 Cast Lead - 760mm x 3m 1 × £165.65
  • × This image displays the front of the product which is a Sika MultiSeal Self Adhesive Bituminous Sealing Tape - 300mm x 10mSika MultiSeal Self Adhesive Bituminous Sealing Tape - (300mm x 10m) 1 × £34.99
  • × ALM Code 5 Milled Lead - 1000mm x 3mALM Code 5 Milled Lead - 800mm x 6m 1 × £345.50
  • × Code 4 Lead FlashingALM Code 4 Milled Lead - 850mm x 6m 1 × £294.53
  • × BoxVTHDTV153slategreyHambleside Danelaw Double Roman Tile Vent, TV15/3 - Slate Grey (Box of 5) 1 × £114.99
  • × Bond It Oil Stain Remover - White 1LBond It Oil Stain Remover - White 1L 1 × £8.99
  • × code 4 lead flashing 390mm x 3mCode 4 Cast Lead - 150mm x 6m 1 × £51.41

Subtotal: £1,407.32

View basketCheckout

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Cromar Vent 3 Pro Breathable Membrane 1m x 50m

Home Shop Roofing Felt Breather Membranes Cromar Vent 3 Pro Breathable Membrane 1m x 50m
Cromar Vent 3 Pro Breathable Membrane 1m x 50m
Product SKU: FTVENT3PRO1MX50M
£52.99incl VAT.
£44.16excl VAT.
In Stock

Cromar Vent 3 Pro Breathable Membrane 1m x 50m comprises a micro-porous polypropylene film surrounded by a 3-layer fabric breather membrane. With its printed light green upper surface and white underside, Vent 3 Pro suits all roofing systems, including tiled, slated, and metal roofs.

The membrane’s high-vapour permeability, waterproof nature, and excellent tensile/tear strength make Vent 3 Pro an ideal product for use in warm and cold roof applications.

  • Long Term Durability
  • UV Stable (3 months exposure)
  • Warm and Cold Roof Application
Quantity Price
1 - 5 £52.99
6 - 11 £50.99
12+ £48.00
Total Price
£52.99 Incl VAT
£44.16 Excl VAT

Cromar Vent 3 Pro Breathable Membrane 1m x 50m is appropriate whether draped unsupported over rafters or laid directly over insulation. Providing a permanent quality breather underlay, which will last the life of the roof construction, will allow the escape of water vapour from within the roof structure and protect against wind-driven rain, snow, and dust.

When tested in accordance with BS5534 2014 Annex A , Vent 3 Pro felt is suitable to be in the applications below and zones attached.

345 mm batten gauge 245mm batten gauge 345mm gauge taped laps 345mm gauge integral tapes
Zones 1 ‐4 All zones All zones All Zones

Additional information

Weight g/m²

165 (±10%)
Colour

Light Green Upper / White Lower
Tensile Strength (EN13859‐1)

MD 320N/50mm TD 270N/50mm
Elongation (EN13859‐1)

MD 80% TD 100%
Nail Tear (EN12310‐1)

MD 290N TD 270N
Hydrostatic Head (BS EN 20811)

>100cm
Water (moisture) Vapour Transmission Sd (EN 12572)

0.02
Reaction to Fire (EN 13501‐1)

Class E
Resistance to streaming water (MOAT69:4.2.2)

Pass
Resistance to water penetration (EN13859‐1)

Class W1
UV Resistance

3 months

Technical Data Sheet

Product Information

Weight g/m²

165 (±10%)
Colour

Light Green Upper / White Lower
Tensile Strength (EN13859‐1)

MD 320N/50mm TD 270N/50mm
Elongation (EN13859‐1)

MD 80% TD 100%
Nail Tear (EN12310‐1)

MD 290N TD 270N
Hydrostatic Head (BS EN 20811)

>100cm
Water (moisture) Vapour Transmission Sd (EN 12572)

0.02
Reaction to Fire (EN 13501‐1)

Class E
Resistance to streaming water (MOAT69:4.2.2)

Pass
Resistance to water penetration (EN13859‐1)

Class W1
UV Resistance

3 months

Technical Data Sheet

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