Roof Curbs Details

A properly installed roof curb ensures that the accessory has a level platform for attachment.

Roof curbs details.

Allowing the highs to fit under the roof panel on the upslope and over the roof panel on the downslope to create a continuous water flow is critical to the function of the roof curb. Specify prefab roof curbs for use with all roof penetrations and roof mounted equipment including and not limited to hvac units duct openings pipe penetrations power roof exhauster intake and relief vents flues or job fabricated items. Rooftop curbs are raised metal frames designed for mounting structures safely to your roof. Duct hangers or full height cross members or insulated panels fabricated as needed to match rtu manufacturer s factory curb.

Roof curbs roof curbs are support structures for fans and ventilators. Prime g 90 galvanized steel fully welded corners base flange attachments for securing to the building structure reinforced sides 1 1 2 inch thick 3 pound density rigid insulation gasketing. The frames are used for accessories that mount above the roof and those that penetrate the roof s surface. They can be selected to fit the specific type of roof such as flat pitched or ridged.

Prefabricated roof curb to be manufactured of prime galvanized steel construction 20 18 16 or 14 gauge as required meeting astm a653 653m with welded corners and with seams joined by continuous water and air tight welds. View details view submittal download quote request. Galvanized or 18 ga. Roof curb shall be internally reinforced with angles 48 on center and factory installed wood nailer.

Rtu curb for metal roof features factory welded rib pockets to match roof welded water diverter and perimeter insulation. Lmcurbs has the capabilities to design roof curbs for the most challenging standing seam roof applications and can correctly match your roof system. Specify prefabricated roof curbs and related products by a roof curb manufacturer not with or by the equipment manufacturer.