Galvanized Roof Curb

Galvanized steel roof curb adapters can increase or reduce the standard fan base dimension to a nonstandard or existing roof curb size.

Galvanized roof curb.

Roof curb adapters are devices used to create an opening in a roof. Choose from adjustable and fixed widths and various curb heights and square sizes. Fcpc has 20 ga. Galvanized steel box built to specified height.

A galvalume coated roof doesn t mean that a galvanized steel roof curb is the best thing to use in fact galvanized roof curbs are known to rust corrode and leak particularly along weld joints as soon as a year after installation. Pb has insulated 20 ga. Grid list sort by. Roof curbs for standing seam metal roofs pick the proper material.

Prefabricated roof curbs shall be of box section design constructed using minimum 18 gauge galvanized steel with fully mitered and welded corners and a 3 cant except styles rc 2a b. This separation between the roofing material provides structural support for the equipment that will sit on it. Heights to be 8 above finished roof deck or as detailed. 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.

Roof curbs to be insulated with 1 1. Roof curb shall be internally reinforced with angles 48 on center and factory installed wood nailer. Custom fabricated to fit all manufacturers skylights power roof exhausters intake and relief vents smoke hatches flues or job fabricated items. Roof curb shall be internally reinforced with angles 48 on center and factory installed wood nailer.

These galvanized steel roof curbs help enable quick ventilator installation and uniformity throughout the job. Galvanized roof curb. Specifications 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. 18 gauge galvanized steel construction.

Simple to detail convenient for contractors minimum architectural field supervision and low known cost. Galvanized steel flashing cap with round hole and welded collar counter flashing by others. Durable ventilated roof curbs from grainger can exhaust hot air from commercial kitchens to help protect buildings and roof members. Rcg are 18 high.

Use this tool to help enable an existing roof curb to be used when replacing a fan or ventilator. Rcgl are 12 high. Galvanized steel roof curb with 1 1 2 insulation sized and priced by od dimension. Roof curbs shall be internally reinforced on any side longer than 3 0 and shall have factory installed integral base plate.

Galvanized roof curbs non vented for 300 700 sis alx sb sbrm sd sdub series non vented 18 high rcg or 12 high rcgl. Galvanized steel flashing cap and is provided with dektite pipe flashings to fit pipe size.