Roof Flashing & Cowls
Protect structures from leaks with roof flashing. Apply to high-risk areas to redirect water flow, keeping your home dry during rainfall. Our range includes plastic, rubber and lead roof flashing from tried and tested brands like Calder.
You’ll also find quality roof cowls that improve chimney drafts and prevent backflow. From traditional terracotta to modern grey, shop a vast range of sizes and finishes to find a cowl that perfectly fits your chimney.
When constructing or repairing a roof, visit our roofing products page. You’ll find all the products you need to build a sturdy structure, from the primer to the shingles. For all other construction needs, browse our building supplies range. Find all the necessary tools, whether insulating the home or building a shed.
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These Onduline Green Universal Screws are a high performance self drilling screw with an integrated washer. Available in all colours to match Onduline bitumen corrugated roof sheets. Easy to use providing complete waterproofing.Read more
IKOpro High Performance Felt Lap Adhesive is a general purpose, cold applied, flexible bitumen adhesive for securing and sealing overlaps of IKO bitumen roofing felt systems, including IKO Easyseal self-adhesive roofing system. It's easy to apply and ideal for working ...Read more
These high quality nails from Onduline feature a safe top washer nail with clip on cap to match the Onduline bitumen corrugated sheets. Easy to fix, and seal to provide complete waterproofing.Read more
This aluminium and stainless steel chimney cowl is aerodynamically designed and tested to combat the effects of poor drawing chimneys caused by downdraughts. Suitable for use with gas, seasoned wood, normal coal and oil. Unsuitable for smokeless fuel applications. Where ...Read more