Pitched Roof Underlay
Drywall
Looking for your favourite brands?
You’ll find them all here.
Great power comes with great plasterboard
Fully tested partition systems
Backed by the Knauf Full System Performance Guarantee
High Performance Drywall Products
Expert Systems Solutions
Pitched Roof Underlay
Pitched Roof Underlay
Choose a Category
Can't find the product that you're looking for?
Simply look for your local branch here and contact your nearest branch manager.
Or, leave us a message and we'll come back to you.
Roofing underlays provide an essential secondary layer of protection beneath the roof covering, helping to safeguard the building from water ingress, wind-driven rain and condensation. At SIG Roofing, we supply a comprehensive range of high-quality Breather Membrane and Non-Breather Membrane roofing underlays suitable for a variety of pitched roofing applications.
Designed to support the long-term performance of the roof system, roofing underlays help improve moisture management, reduce the risk of condensation build-up and contribute to overall energy efficiency. Our range includes solutions suitable for new build, refurbishment and re-roofing projects, with options available to meet different specification and performance requirements.
Whether you're installing roof tiles, slates or other pitched roof coverings, you'll find reliable roofing underlays designed to provide durable protection and dependable performance when installed in accordance with manufacturer guidance and current standards.