Rrs manufactures many kinds of roof curbs but our patented hinge curb revolutionized the curb industry by reducing the assembly time of roof curbs to minutes instead of hours our typical 5 ton roof curb can be assembled in about 5 minutes without the use of any tools.
Roof curb ua18.
Contractors should not be asked to supply or install roof curbs for roo fi ng systems.
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.
There are many cases where conventional.
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.
Specify roof curbs in section 07720.
Top of all roof curbs shall be level with pitch built into curb when deck slopes.
Roof curbs tm roof curbs r o o f c u r b s introduction introduction eliminate guessing and potential prob lems by matching pennbarry fans and vents with pennbarry roof curbs.
Through a comprehensive approach combining attention to detail with a constant flow of information rcs provides the most innovative and complete roof curb systems in the industry.
We also have a patented adjustable pitch curb designed to easily adjust for either long or short side pitches.
Specify prefabricated roof curbs and related products by a roof curb manufacturer not with or by the equipment manufacturer.
They can be selected to fit the specific type of roof such as flat pitched or ridged.
Roof curb shall be internally reinforced with angles 48 on center and factory installed wood nailer.
Ensure a tightly sealed roof through stable design and integral flashing.
Include a footnote in the mechanical and skylight sections that reads all roof curbs are specified in 07720 curb installation should be a part of the roof deck not on top of insulation or roofing materials.
Internally insulated with 1 1 2 thick 3 lbs.
A good penetration requires more than supplying just any roof curb.
Cac csc standard insulated cant steel or aluminum roof curb cal csl raised cant insulated steel of aluminum roof curb cas css self flashing insulated steel or aluminum roof curb cam csm metal building insulated steel or aluminum roof curb cae cse roof curb extension steel or aluminum cad csd roof curb adaptor steel or aluminum cax csx adaptor extension steel or aluminum for roof.
Factory built curbs provide a consis tent termination of the duct system.
Roof curb shall be internally reinforced with angles 48 on center and factory installed wood nailer.
There are many options available to make sure all building requirements are met.
Heights to be 8 above finished roof deck or as detailed.
