ACOUSTIC DOOR – STC 35-40 dB – Providing Acoustic Doors rated
for 35-40dB sound insulation .
Door Frame: Providing of 1st Class hard wood frame of section 150mm x 75 mm with density of 650 kg/metre cube.
Providing of 55-60mm thick smoke check shutter as per comprising of Calcium silicate boards thick boards, treated hard wood internal timber frame work of 100x30mm with 30mm thick infill of rock wool (density 96kg/cu.m) with reinforced FR silicate coating on both sides and Acoustic board 4mm and 4mm thick and faced with 3mm MDF/plywood and externally lipped with hardwood beading. Sealant is used to seal the gaps between Calcium silicate Board and shutter beading. Proprietary Acoustic Drop down seals and EPDM Gaskets around the frame are used to enhance acoustic properties.
FINISH: Both side laminate
finish, polish on frame in client scope.