Prefab Roof Curb Liner

Vents allow hot air and gases to escape between the ductwork and roof curb.

Prefab roof curb liner.

Curb dimensions and configuration are built to meet any skylight or rooftop equipment requirements. Fan roof curb dim. 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. Roofing materials need only cover the flange.

A wide variety of roof curbs are available including. Seam to seam r s seam clip side flanges come standard for a complete weather tight seal. A sq part number model size base i d. Flanged straight sided canted pitched and ridged.

A generous 3 curb fastening flange is provided to tie the curb into the roof deck. The sf is a self flashing prefabricated curb. The sf is a self flashing prefabricated curb. Roofing materials need only cover the flange.

E12 a 12 high beige color molded fiberglass reinforced polyester resin single shell pre fabricated roof curb with a 31 2 cant corner gussets and incorporating a treated 11 2 x 31 2 treated wood nailer and damper tray. Curb is designed to provide the required 40 inch 1016 mm minimum discharge height above the roof line per nfpa 96. The r s standing seam metal roof curb fits any trapezoidal or vertical standing seam roof panel. 8 high curb 12 high curb 18 high curb bcrfs 090 24 x 24 22 5 x 22 5 rc22508pfgi rc22512pfgi rc22518pfgi.

Pitch correction to match roof slope as specified. Metal liner galvanized or aluminum special heights up to 24 cantedroofcurb dimensions are not to be used for construction. Curb is fully formed on three sides with a single fully welded seam when dimension is l wx2 118 inches 2997 mm. 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.

Prefabricated roof curbs offer many advantages over field built curbs reducing installation time and costs by ensuring compatibility between the equipment the curb and the roof opening. A generous 3 curb fastening flange is provided to tie the curb into the roof deck. Roof curb shall be internally reinforced with angles 48 on center and factory installed wood nailer.