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Cromar Vent 3 High Performance Breathable Membrane - 1m x 50m - 135gsm

Product Code:
Manufacturer Code:
Estimated Delivery:
1 working day

Our price today, excluding delivery and VAT is

£51.96 inc. VAT £43.30

Product Description

Vent 3 high performance triple layered breather membrane, made from 2 high tensile spun bonded polypropylene layers around a micro-porous polypropylene film.


  • Lightweight
  • Flexible
  • Ease of installation
  • Waterproof
  • Durable and hard-wearing
  • Excellent tensile strength
  • High wind uplift resistance
  • UV stable
  • Long-term durability
  • Complies to BS 5534:2014
  • CE certified
  • BBA certified
  • No additional ventilation required
  • High vapour permeability - vapour can pass through, whilst the membrane retains it's waterproof properties

Outer layer: waterproofing surface

Middle layer: breathable waterproof membrane

Inner layer: protection against abrasion and damage, while providing increased strength


  • Suitable for warm AND cold roof application
  • Can be used in supported or unsupported roof systems, regardless of whether they are tile, slate or metal
  • Also suitable draped unsupported over rafters, or laid directly over insulation

Product Specification

Brand Cromar
Compliance Yes
Length 50m
Roll Area 50m²
Weight 135gsm
Width 1m

Delivery, Cancellation & Returns

For our delivery, cancellation and returns policy.

Delivery charges are included in the final shopping basket total and will depend on the basket's contents. Additional shipping charges may apply to orders from the Scottish Highlands and UK islands.

These extras delivery charges are based on certain costs from the manufacturer, distributor or our own couriers. Not all products will be applicable.

If additional shipping fees apply, a member of our team will contact you before processing your order to let you know.

We will do our very best to make sure your delivery arrives by the date required, however manufacturer availability and delivery schedules cannot always guarantee this.

Should your estimated delivery date differ from that displayed on our website, one of our team will inform you by email or telephone

If we cannot make a delivery due to access not being possible, we reserve the right to make a failed delivery charge.

Customer reviews

01 January 2016
Strong membrane - Very easy to lay and seems very tear resistant.