Protect your sauna with this 1-sided aluminum thermal vapour barrier foil, designed for walls and ceilings. Each roll measures 47″ in length and covers up to 300 sq. ft.

This durable foil layer prevents heat and moisture from penetrating the sauna structure, reducing the risk of rot, mold, and long-term damage. By sealing in heat, it also improves energy efficiency, helping your sauna warm up faster and stay hotter longer.

Benefits

• Covers up to 300 sq. ft. with a single roll
• Prevents moisture damage to walls and ceilings
• Improves heat retention and energy efficiency
• Durable aluminum construction for reliable protection
• Essential for long-lasting sauna performance