66" x 144" Galvanized Steel Quad Door AcousticMAX - 48 Smoke Vent, Rooftop Close with Electrical Opening Mechanism - Babcock Davis

66" x 144" Galvanized Steel Quad Door AcousticMAX™ 48 Smoke Vent, Rooftop Close with Electrical Opening Mechanism

For soundproofing, install the Quad Door AcousticMAX™ 48 Smoke Vent to block any exterior environmental noise with innovative sound control. It is ideal to use in theatres, performing arts centers, or music studios that requires precise details. This product also complies with STC and OITC standards for sound transmission with its mineral wool with sound mat insulation. The material of this hatch is a 14 gauge steel that withstands a live load of 40psf. It also gives off a classy and architectural aesthetic look with its pre-finished black interior. This hatch is convenient to use with its zinc-plated hold open arm that locks the cover in an open position.