Vibration Isolation Roof Curb Detail

Kinetics in curb acoustical treatments control breakout noise from equipment fans and compressors into the space below.

Vibration isolation roof curb detail.

It ships fully assembled in one piece ready for installation on the jobsite. Vibration isolation curb shall be designed to provide a minimum of 90 isolation efficiency with 1 deflection. Isolated curbs vibro acoustics vibration isolation curbs vcr series come with integral and adjustable spring vibration isolators. Galvanized steel construction with a wood nailing strip for attaching field supplied and applied flashing is standard.

Application drawings svcsa. Structural cross and vertical supports when necessary. The vibration isolation curb shall be air and weather tight using an elastomeric seal which is attached to the upper support frame with a galvanized steel clip. Vcr curbs can be constructed with a sloped bottom to match the roof pitch.

The vibration isolation curb shall be air and weather tight using an elastomeric seal which is attached to the upper support frame with a galvanized steel clip. Seismic engineering svcs. The vic eq is a seismic vibration isolation curb that incorporates oshpd pre approved vibrex type rmu eq sh vibration isolators for rooftop package units. Seismic control spec scs.

Galvanized steel construction with a wood nailing strip for attaching field supplied and applied flashing is standard. All curb systems are water tight and plenum applications are air tight utilizing internal flex duct. Flat or sloped curb heights vary in increments of 4 00 from 14 00 to 34 00. Seismic curbs see figure 12 seismic curbs are available on a special quoted basis.

Isolation curbs incorporate the roof curb and rooftop rail into their design. The seal shall extend down past the wood nailer of the lower support assembly and flash over the roof material at the wood nailer on the lower support curb. The seal shall extend down past the wood nailer of the lower support assembly and flash over the roof material at the wood nailer on the lower support curb. Curb includes vibration isolation between equip ment and roof.

Vcr curbs vibration isolation curbs series come with integral and adjustable spring vibration isolators. Vibration isolation curb systems are manufactured of 12 18ga astm a653 653m prime g90 galvanized steel construction. Top of all vibration isolation curb shall be level with pitch built into curb when deck slopes. 9 continuous rubber cover around perimeter of vibration isolation curb over spring isolators.

It features removable port covers for convenient spring inspection and adjustment. All corners and seams are mitered and fully welded with internal 12ga a i.