Resilient Channel Ceiling Stc

Resilient channel should be installed perpendicular to the.

Resilient channel ceiling stc.

Catalog of stc and iic ratings for wall and floor ceiling assemblies russell b. The mineral fiber insulation shall have a thermal resistance r value of 11 or greater as determined by federal specification rr i 521b. This catalog of sound rated wall and the purpose of the indexing system is. Stc stc 42 stc 48 stc 42 stc 52 stc 52 stc 52 stc 52 stc 48 stc 48 public area stc 52 stc 48 55 stc 50 57 stc 48 55 public area stc 42 60 receiving room adjacent classroom speech use only speech.

Dupree office of noise control california department of health services berkeley california 94704 introduction building codes. Both of this rating explains the ability of any material to block the sound transmission or impact noise hence resilient channel helps to improve the stc score or iic of your existing wall or ceiling. Hat channel while the two are effective in soundproofing purposes as they help improve the sound transmission class stc of a partition the big question is which is better in affordable soundproofing. Resilient channels sometimes abbreviated as rc or z channel are some of the most common components installed on projects requiring additional soundproofing higher stc ratings while they provide a significant improvement in decoupling the structure borne noise in walls they should not be seen as a panacea for all noise issues.

The type and spacing of resilient channels and clips and the attachment of gypsum board or lath shall be as required for fire ratings. Ink jetted to assist in proper installation orientation. Staggered or double stud walls are higher rated than single stud walls. Adding additional layers of drywall can improve the stc rating of an assembly.

Short circuiting resilient channel. Below is a detailed comparison guide between resilient channel vs. This assembly has an stc rating of 54 and iic rating of 47. Ceiling surfaces hear is what matters source room school classroom doctor s suite office hotel bedroom multi family home bedroom min.

By installing resilient channel in the correct location you can optimize the sound and impact isolation qualities of floor and ceiling partitions and if your plan already calls for resilient channel you won t need to upgrade your building materials. Metal stud walls perform better than wood stud walls. It is used as a cross furring member for resilient attachment of gypsum. Insulation will noticeably improve the stc rating of an assembly.

Single leg resilient channel made of 25 gauge steel rc 1 pro is one of the most effective low cost methods of improving sound transmission loss through wood and steel frame partitions. Rc deluxe is the preferred resilient channel because of its extra wide 1 1 2 flange for the installation of the gypsum board. You have heard about sound transmission class stc or impact insulation class iic. Stc 50 fire rating as shown general notes.