Heights to be 8 above finished roof deck or as detailed.
Roof curb detail.
All curbs to be provided by one roof curb manufacturer.
Pressure treated nailers should be provided by the curb manufacturer to receive roofing felts and eliminate noise transfer.
Roof curbs roof curbs are support structures for fans and ventilators.
All roof curbs equipment rails pipe and duct mounting pedestals and pipe penetration systems to be specified together bought by one contractor and installed by one contractor.
Internally insulated with 1 1 2 thick 3 lbs.
Curbs should be a minimum of eight inches above the finished roof and factory insulated to reduce condensation.
Free cad detail download of a prefabricated roof curb to be used in your architectural section cad drawings.
Roof curb shall be internally reinforced with angles 48 on center and factory installed wood nailer.
They can be selected to fit the specific type of roof such as flat pitched or ridged.
Curbs should be a minimum of eight inches above the finished roof and factory insulated to reduce condensation.
Top of all roof curbs shall be level with pitch built into curb when deck slopes.
Pressure treated nailers should be provided by the curb manufacturer to receive roofing felts and eliminate noise transfer.