Awning and Casement windows

Seal, insulate and upgrade your awning and casement windows the smart way.
Outward-opening windows can be tricky when it comes to draught proofing and thermal performance—but we’ve made it easy. This collection includes specially selected solutions that work with your window design, not against it. From discreet secondary glazing to high-performance perimeter seals, these products help you block draughts, reduce heat loss, and improve year-round comfort.

Whether you're dealing with cool winter breezes or scorching summer heat, these DIY-friendly upgrades will help keep your indoor climate under control—without compromising how your windows operate. Better comfort, lower bills, and a smarter home start right here.