The TB60 can be installed in masonry walls and timber stud and steel stud drywalls of at least 60 minute fire resistance.

• Timber studs should be minimum 90 x 45 mm. Steel stud walls should be min. 92 mm with BMT of at least 0.75 mm and reinforced with timber stud around the door opening.
• If installed in a 30-minute fire wall, the fire resistance of the doorset will be limited to 30 minutes.

• Meets NZS4520.2010 standard
• 60min fire rating

An acoustic rating of STC 34 is available for this doorset.