Sto Limestone Finish

Sto Limestone Finish — Lightweight Stone Look for High-Performance Facades
Get the elegance of natural limestone with the performance of acrylic. Sto Limestone Finish is a lightweight, exterior coating system that delivers a refined stone look without the cost or weight of traditional masonry. Engineered to perform in Atlantic Canada’s freeze-thaw climate, this system offers long-term durability, moisture resistance, and design flexibility for new builds or renovations.

Looking for a premium stone-textured exterior? Explore Sto Limestone Finish today.

• Authentic, hand-troweled limestone appearance
• Lightweight acrylic formulation reduces structural load
• Repels moisture and resists UV damage
• Integrates with StoTherm® ci and rainscreen systems
• Ideal for residential, commercial, and retrofit facades

System Composition & Coverage

• Multi-layer system: Uses Stolit® Max undercoat for dimension and Stolit® Freeform topcoat for fine texture and hand-crafted finish.
• Coverage – Stolit® Max (Undercoat): ~120–180 sq ft per 5-gal pail, depending on substrate and technique
• Coverage – Stolit® Freeform (Topcoat): ~300–400 sq ft per 5-gal pail, based on desired texture

Product Bulletin

Brochure