Window Sill Designs
Enhance the character of your façade with premium Window Sill Designs by Foamstone. Our architectural window sills are crafted to deliver the timeless look of stone with the advantages of modern lightweight construction—making them ideal for both new builds and renovations.
Window Sill Designs
Refined Architectural Detail
Window sills are more than a finishing touch—they define depth, proportion, and elegance around every opening. Foamstone window sills add clean lines and subtle shadowing that elevate residential and commercial exteriors, from classic to contemporary styles.
Built for Performance
Our window sills are engineered with a high-density EPS core and reinforced with a durable cementitious coating for long-lasting exterior use.
Key Benefits
Lightweight Construction – Faster installation with reduced labor and structural load
Weather Resistant – Designed to withstand moisture, heat, and UV exposure
Non-Organic & Pest Resistant – Will not rot, warp, or attract insects
Custom Orders