Top of all vibration isolation curb shall be level with pitch built into curb when deck slopes.
Vibration isolation roof curb detail.
Flat or sloped curb heights vary in increments of 4 00 from 14 00 to 34 00.
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.
9 continuous rubber cover around perimeter of vibration isolation curb over spring isolators.
Application drawings svcsa.
Seismic control spec scs.
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.
Seismic engineering svcs.
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.
Isolated curbs vibro acoustics vibration isolation curbs vcr series come with integral and adjustable spring vibration isolators.
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.
All corners and seams are mitered and fully welded with internal 12ga a i.
All curb systems are water tight and plenum applications are air tight utilizing internal flex duct.
Structural cross and vertical supports when necessary.
Galvanized steel construction with a wood nailing strip for attaching field supplied and applied flashing is standard.
It ships fully assembled in one piece ready for installation on the jobsite.
Vibration isolated curbs see figure 12 vibration isolated curbs is available on a special quoted basis.
Vcr curbs can be constructed with a sloped bottom to match the roof pitch.
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.
Galvanized steel construction with a wood nailing strip for attaching field supplied and applied flashing is standard.
Isolation curbs incorporate the roof curb and rooftop rail into their design.
Seismic curbs see figure 12 seismic curbs are available on a special quoted basis.
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.
It features removable port covers for convenient spring inspection and adjustment.
Vcr curbs can be constructed with a sloped bottom to match the roof pitch.
Roof curb isolation systems are designed with springs that have static deflections to meet the design criteria.
