SK Sauna Stain

SK Sauna Stain is a professional-grade, water-based exterior wood stain engineered specifically for outdoor saunas and other high-exposure environments. Its ultra-low VOC formulation makes it a safer choice for sauna staining, reducing harsh odors and chemical off-gassing while still delivering long-lasting exterior protection.

This true self-sealing system uses the same product for both coats—no primer, no separate topcoat—saving time without sacrificing performance. Available in Black and Clear.

Key Features

• Ultra-Low VOC Formula – Safer to apply around sauna structures with minimal odor and reduced chemical exposure

• One Product, Two Coats – No primer or topcoat required

• 30-Minute Recoat Time – Faster production and installation

• Built for Extreme Climates – Performs in high UV exposure and freeze–thaw conditions

• Integrated UV Protection –

  • Black: Maximum UV resistance for long-term color stability

  • Clear: Superior protection compared to traditional clear stains

• Breathable Finish – Allows moisture vapor to escape, reducing peeling and blistering

• Easy Touch-Ups – Designed for real-world use and field repairs

Ideal For

Exterior sauna walls • Sauna trim and panels • Siding • Doors and windows • Exterior millwork

Application

• Coats: 2 coats, applied 30 minutes apart

• Application: Spray, brush, or roll

• Surface Prep: Clean, dry wood (6–10% moisture content)