Door Construction
Single Leaf Acoustical Doors feature 18-gauge galvannealed steel interior and exterior skins and a 12-gauge galvannealed steel frame. Hardware includes heavy duty chrome cam lift hinges, centered chrome latch with inside safety release, double neoprene acoustical gasket, and lower acoustical sweep seal.
Double Leaf Koch Acoustical Doors feature 18-gauge galvannealed steel interior and exterior solid skins and a 12-gauge galvannealed steel frame. Hardware includes heavy-duty chrome cam lift hinges, centered chrome latch with inside safety release, double neoprene acoustical gasket, lower acoustical sweep seal, and cane bolt on inactive leaf.
Bi-parting Sliding Type Doors are constructed of acoustical modular panels identical to the system wall and roof panels. The doors feature an overlap on the sides and a top with adjustable acoustical seals. The doors are supported by a heavy-duty overhead track and trolley system complete with height and depth field adjustment features.
Single Leaf Acoustical Access Doors feature 18-gauge galvannealed steel interior and exterior skins and are pre-hung in a 14-gauge galvannealed steel frame. Hardware includes two (2) zinc plated industrial strap hinges, centered zinc-plated latch with inside lever release, single acoustical gasket, and lower acoustical sweep seal.
Hollow Metal Doors (single or double)
1¾” Slim Profile Single Leaf Acoustical Doors, with STC-35 rating, feature 18-gauge steel interior and exterior skins and a 16-gauge steel frame. Hardware includes threshold, acoustical bottom seal, acoustical jam gasket, key-in-knob lock set or non-locking passage set, and closer. When indicated in the proposal features table, acoustical STC-35 door windows are single glazed ¼” laminated safety glass with STC 35 rating.
1¾” Slim Profile Double Leaf Acoustical Doors, with STC-35 rating, feature 18-gauge steel interior and exterior skins and a 16-gauge steel frame. Hardware includes threshold, acoustical bottom seal, acoustical jam gasket, key-in-knob lock set or non-locking passage set, and closer on active leaf, and flush bolts on inactive leaf. When indicated in the proposal features table, acoustical STC-35 door windows are single glazed ¼” laminated safety glass with STC 35 rating.
Window Construction
Acoustical Wall Panel Windows feature double glazed ¼” laminated safety glass and desiccant material between panes to prevent fogging.
