SMARTPLY AIRTIGHT is a structural OSB/3 panel with integrated vapour control and air barrier properties for use as structural sheathing in timber frame structures.

SMARTPLY AIRTIGHT stands out as a pioneering airtight OSB/3 panel specifically designed for structural use in in low energy and Passivhaus buildings. The panel’s patented manufacturing process guarantees the highest level of airtightness in the industry, backed by independent certification.

Features and benefits.

• Airtight OSB/3 panel
• For use in low energy and Passivhaus buildings
• High performance coating
• Integrated vapour control
• No added formaldehyde
• Fully Certified
• Consistently high vapour resistance – prevents interstitial condensation within the timber frame structure
• Durable smooth surface – excellent for airtight tape adhesion