The Klober Permo Air Permeable Breather Membrane is the most popular 'air open' roof underlay out there, designed for use in roof spaces with a high risk of condensation. A highly breathable and exceptionally low vapour resistance breather membrane, it's hydrophobically treated and comes with brilliant nail tear strength and requires no ventilation. It is also BBA Certified with a 15 year guarantee.
Delivery
How much does delivery cost?
Delivery charges will vary and will depend on the manufacturer, weight, size and delivery location. The cost is automatically calculated when you add items to the shopping basket.
How long will I wait for my delivery?
The estimated delivery times are shown on each product page, we will email you each step of the way to keep you informed. The majority of products can be delivered within 3-5 working days.We will advise you if the delivery period is different from than stated on our website.
What if my delivery doesn't turn up on time?
Please contact our sales office on 01858 455055 or email sales@roofgiant.com and we will advise on the status of your order.
Do you offer free delivery if I spend a substantial amount?
Not as standard, we show the delivery charges separate once you go to the checkout so it is clear what you are paying for the products and delivery costs. If you are ordering larger quantities please contact out sales team who will be able to confirm if this is possible.
Do you deliver on weekends?
Not as standard, our deliveries are made Monday to Friday. If you do need an urgent Saturday delivery please contact out sales team on 01858 455055 during office hours who will be able to confirm. This will incur a premium charge if possible.
Do you deliver to Northern Ireland/Guernsey/The Scottish Highlands/Isle of Wight?
We cannot deliver any goods to Northern Ireland due to supplier restrictions.
Some suppliers/couriers will deliver to the other areas listed above, but not all - please contact our sales team for confirmation. If we are able to deliver the product you require, additional transport costs will apply. These additional costs are based on the manufacturer, distributor or courier providing the shipping on our behalf.
Do you deliver to Republic of Ireland, Europe and Rest of World?
No, we cannot deliver outside of Great Britain.
What if my delivery doesn't turn up on time?
Please contact our sales office on 01858 455055 or email sales@roofgiant.com and we will advise on the status of your order.
Returns Policy
Important: Please do not return goods without first contacting our Sales Office and receiving return instructions.
📞 01858 455055 | ✉️ sales@roofgiant.com | 💬 Live chat
Please take photographs of the goods and packaging before returning. These may be required to support a return or courier claim.
Your Right to Cancel
Refunds
Exclusions & Brand Policies
👉 For full details, including supplier-specific terms, please see our Returns & Refund Policy.
