Resilient Channel Spacing
FASTENING THE RESILIENT CHANNEL TO THE JOIST WITH RC ASSURANCE For. With their elongated dog-bone holes the resilient channels.
Resilient Channel was originally brought to the mass market decades ago by USG United States Gypsum.
Resilient channel spacing. Start the installation with the center of the face of the channel 6 inches from the wall and end 6 inches from the opposite side. The height measurement for the ceiling is the length of the joists. Resilient channel should be installed perpendicular to the framing members with the attachment flange of the RC-1 Pro installed along the bottom edge.
Spacing for resilient channels varies from UL Assembly and may be between 120 to 240 on center. 610 mm 24 in oc. However if the resilient channel is placed between the wallboard and the floor joists with 400 mm spacing between the channels the assembly becomes an F9g floor.
Hi again everyone I am soon to mount my ceiling drywall and resilient channels to the floor joists above my room. Rating of the floor assembly. Resilient Channel Spacing.
There are several reasons for this. If the joists are at 16-inch centers then the channels can be at 24-inch centers. Lay out all resilient channels following the recommended guidelines of the Gypsum Contractors Association UL and the project specifications.
The open side of the resilient channels should always be installed the same direction and attached at each intersection. This discontinuous construction method dramatically reduces impact noise and structure borne noise with minimal increase in wall thickness. Usually 16 inches is the perfect spacing although you should check the product youre using.
This assembly has an STC rating of 54 and IIC rating of 47. If the spacing of the support framing is 24 inches on center then the resilient channels should be 16 inches on center. Both cost about the same and improve the STC.
Resilient Channel – Installation Instructions Author. Note that all of the lab test data with RC is based on 24 on center. Installation Instructions for Resilient Channel Keywords.
That will tell you how far apart each of these should be from one another. This answer applies no matter what the framing is wood or steel and no matter what the framing spacing is. Select the total number of doors and windows you have located in each wall that is being clipped.
The two outside channels should be within 3-inches of the adjacent walls. Is closer equal to more load carrying. It is best to use 32-mm 1 ¼-in Type W or S screws but never nails to fasten channels to joists.
1 How far apart should the channels be mounted. Resilient channels should be installed perpendicular to the joists. Resilient Channel Installation Instructions Created Date.
For joists 610 mm oc. We recommend 24 hat channel spacing for single or double layer drywall and 16 hat channel spacing for triple layer drywall. 5302012 25048 AM.
Resilient channel was initially developed as a spacer in walls. Nails are not recommended for attaching RC-1 Pro resilient channel to framing members. Resilient Channel 16 Spacing STC 38 47 45 55 35 58 Drywall 3 58 Steel Steel Stud Framed Walls Spaced 16 oc.
It is installed perpen. Where a transition needed to be made from single-layer ½-inch gypsum to double layer gypsum. To function properly the resilient channel should be installed perpendicular to the support framing.
For ceilings the spacing is determined by the support framing. I plan for 16. Wood strapping or metal resilient channels can be used to attach drywall to the underside of the floor joist.
For joists at 24-inch centers the channels should be at 16-inch centers. Ranges over 24 are against the installation instructions while spans less than 24 ensure that the Resilient Channel will not be as effective as it is in the lab. Please consult your project specifications for proper spacing.
It may require that the last channel spacing is less than 16 inches. Most manufacturers will include precise specifications regarding the spacing of the resilient channels. However in the field it is difficult to keep this spacing consistent.
The discovery that the. Then select staggered layout and click calculate. Installing resilient channel res channel is an effective low cost method for reducing sound transmission through walls and ceilings.
Reasons that primarily have to do with fire and acoustic issues. Gyprock Resilient Mounts are furring channel fixing clips with a fastener that is isolated by acrylic pads. However steel resilient channels.
58 Drywall 2 ½ Steel. Today many installers architects and material retailers refer to any channel with one leg as RC-1. Its important to note that USG hasnt dealt with the original resilient channel design.
For joists 406 mm 16 in oc and 406 mm oc. Resilient channels should be attached to the ceiling joists at right angles as follows. The Auralex RC-8 info says 2 feet apart or closer.
This separation of the gypsum board from the studs impedes the transmission of airborne sound waves through the wall assembly by breaking their path. An associated benefit of. These are affixed to the wall frame with furring channels attached and acoustic plasterboard is then mounted to the frame.
Spacing that yield lesser results1 The resilient channel functions as a de-couplera means for attaching gypsum board to the studs without actually allowing the board to touch them. Channel is pre-punched for screw attachments to wood or steel framing members. The product was trademarked as RC-1 and tested extensively at Riverbank Acoustic Laboratories.
For walls the channel spacing is 24 inches on center.