Acoustic Rating Doors

How to improve stc rating.

Acoustic rating doors.

The stc ratings are the most used and widely recognized means of comparing acoustic performance of home construction products. Fire rated doors are available up to 90 minutes and may be supplied in singles or pairs. Door edges match the veneer of the door face. Soundproof doors are available at greater thicknesses from stc 54 to stc 64.

In addition to acoustical testing overly has successfully tested many of its acoustical products to the latest ul fire. All cdl acoustic doors are tested in this manner. Since 1949 iac acoustics has installed more than 100 000 sound control doors in a wide variety of applications with stc sound transmission class ratings from stc 43 to stc 64 and nic 70 assembly. An acoustic door has a superior stc value of 60 to 70 although some claim any door over 50 is acoustic.

To achieve the rating doors must be installed with seals of equivalent rw stc and must be installed as per the seal manufactures recommendations. Kinetics acoustical doors include a standard set of sound rated gaskets that consist of head jamb seals for sides and top and sweeps for door bottoms. Soundproof steel doors are available 1 3 4 thick from stc 33 to stc 53. This rating mostly depends on the door s materials.

Sound suppression rates of 60 or better offer excellent soundproofing and mean that even loud noises are barely audible. Doors may have adequate soundproofing to meet your requirements. Testing of acoustic door frame assemblies by independent laboratories complies with the most up to date standards on the continent. For sound looks and performance count on oshkosh door company for your acoustical door needs.

The sound performance of the building wall ceiling and floor should also be assessed when selecting an acoustic door set as good performance can be undermined by flanking sound leakage. Kinetics acoustical wood doors are made with lab tested noise control core materials and are finished in a variety of high quality woods. This rating measures the amount of of sound loss through any given door. Sound transmission class stc tested to astm e 413 87 and acoustic weighted reduction rw tested to iso 717 1.

The higher the stc number the less sound will pass through the door. Assemblies have been designed to accept readily available heavy weight builders hardware. 20 60 90 min and 3 hr fire 3 psi blast stc 43 to 64 and nic 70 assembly. Stc ratings available stc 31 through stc 48.

Soundproof steel doors are available with acoustic glazing that is factory pre installed. An informative look at possible incompatibilities when specifying hardware for hollow wood acoustical door products. Measured by laboratory testing of the door per astm e 90 the results are reported as stc sound transmission class rating affirming the doors ability to meet specific project requirements. For an stc rated door set the door panel surround frame and seal system should be tested as a combination.