acoustical door

acoustical door

[ə′küs·tə·kəl ′dȯr]
(building construction)
A solid door with gasketing along the top and sides, and usually an automatic door bottom, designed to reduce noise transmission.

acoustical door

A door having a sound-deadening core, stops along the top and sides sealed by gaskets, and an automatic drop seal along the bottom; especially constructed to reduce noise transmission through it. See also: Door

acoustical door

A solid, heavy door which is gasketed along the top and sides; usually has an automatic door bottom; especially constructed to reduce noise transmission through it; usually carries a sound transmission class (STC) rating, which is a measure of its sound insulation value.
References in periodicals archive ?
Eggers also continues to expand its acoustical door offerings and is working on a vinyl clad wall panel with a flame spread rating, Duebner says.
of Pico Rivera, California, manufactures acoustical door and window assemblies that provide Underwriters Laboratories, bullet-resistance protection from level 1 (medium-powered small arms) to level 3 (super-powered small arms).
A typical non-gasketed door will have a rating of approximately STC-20, while an acoustical door will have at least STC-40.
Tenders are invited for Bid package #4 acoustical doors and access controls.
Doors are frequently the culprit here, especially because schools are likely to favor lighter doors which are easier for children to use, instead of heavy acoustical doors that block sound.
Most lumberyards can order interior solid-core doors, but for acoustical doors, your best bet is a supplier that caters to commercial construction (check the Yellow Pages under "Doors").
Products for music and theatre spaces include: pre-engineered acoustical doors, sound-isolating music practice rooms, acoustical shells, stage rigging systems, acoustical wall and ceiling treatments, instrument and equipment storage cabinets, audience seating, portable stage platforms and staging systems, music posture and portable audience chairs, orchestra pit fillers, makeup stations, tiered risers and music furniture.