Hvac Roof Curb Detail

Roof curb shall be internally reinforced with angles 48 on center and factory installed wood nailer.

Hvac roof curb detail. Does not address roof penetrations. The slightest inefficiency or mismatch in design or engineering can create blow back resistance that can wear down your climate control fan parts and cause your equipment to waste costly energy. The curb and the equipment should be structurally capable of supporting intended loads and should be so designed that no penetration for drains power lines etc will occur through the roof flashing. Exhaust fans hvac equipment or other specialty devices of all kinds can be accommodated by our curbs.

Mechanical contractors should not be asked to supply or install roof curbs for roo fi ng systems. Top of all roof curbs shall be level with pitch built into curb when deck slopes. Heat welded walkway installation. When a building is constructed prior to the installation of the hvac rooftop unit rtu the roof is cut and a metal structure called a roof curb is installed.

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. Hvac curb systems although rcs does not provide hvac rooftop units we are experts in the field and proudly provide the most critical component the roof curb system that is designed to properly support the weight of the unit and keep the water on the outside of the building where it belongs. When you install adapter curbs welded rtu rooftop unit curbs or equipment supports for your rooftop hvac package unit going with the wrong curb adapter company can cost you big money and time. Specify prefabricated roof curbs and related products by a roof curb manufacturer not with or by the equipment manufacturer.

Internally insulated with 1 1 2 thick 3 lbs. Heights to be 8 above finished roof deck or as detailed. Lightning protection terminal roof mount detail. Our curbs are one piece units that are easy to install.

Wall with self terminating parapro paraflex 531 liquid flashing. Roof area divider curb type. Wall flashing with coated metal edge. The roof curb is designed to support the weight of the unit and to offer a means for contractors to connect the supply return air duct work.

A good penetration requires more than supplying just any roof curb. Ssm fabricates roof curbs that respond to a number of different conditions. The curb should be furnished with a wood nailer. Lightning protection terminal wall mount detail.

The curb is secured into place and roofing material is extended all the way up the sides of the curb. Wall base termination detail. Roof curbs should be supplied by the hvac manufac turer to the general contractor or building manufacturer and installed by an experienced erector.