Semi-Mortised Door BottomA semi-mortised automatic door bottom is always supplied with this assembly. This door bottom allows for a higher undercut. Automatic door bottoms are a good choice when flooring conditions are unknown, as they offer up to a 3/4" undercut.
Single "H" Perimeter SealsThis door is equipped with our patented single Super "H" door sealing system. It consists of a single compression type perimeter seal, along with a metal retainer and cover. Compression seals typically offer higher acoustical ratings The seal is composed of a felt/neoprene combination that forms a tight perimeter seal.
Up to 90 Minute Fire Ratings AvailableUnit can be UL Fire Labeled and remain acoustically certified when it is glazed with one pane of Acousta-Pane 36, 1/4" laminated glass and one pane of up to 5/16" thick UL listed glass such as FireLitebrand Ceramic glass.