Passive Sills is the leading specialist provider of super lightweight, thermally efficient, & cost effective window sills, oversills, and insulated thresholds, compliant with all building regulations & energy efficiency standards. We design, fabricate & supply our products to commercial & residential projects internationally from our modern HQ & manufacturing facilities in Ireland.
Our Products are recommended by leading architects, engineers & construction professionals. Our products are used by construction developers, building firms & local authorities in private and social public housing as well as commercial developments.
For home energy efficiency improvement whether you are self-building or a small contractor your project will be future proofed when you include our products in your project.