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Rtu roof curb detail.
Roof support the roof must be capable of adequately supporting the weight of the rooftop unit as well as that of the curb.
Top of all roof curbs shall be level with pitch built into curb when deck slopes.
The 14 roof curb fits all 3 6 ton dcc dcg dch dsc dsg and dsh daikin packaged units.
Roof curb and curb adapter specialists serving north america.
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.
Let s start with a new installation.
Heights to be 8 above finished roof deck or as detailed.
What is a curb adapter.
1 500 typ 1 5 0 typ curb restcu rb est.
Roof curb unit application new release form.
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.
Refer to figure 17 and tables 1 and 2 for specific center of gravity corner weight information and accessory weights.
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.
Do not cut out the entire roof deck within the curb area.
Roof curb shall be internally reinforced with angles 48 on center and factory installed wood nailer.
Internally insulated with 1 1 2 thick 3 lbs.
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 roof curbs in section 07720.
For anyone new to the hvac industry this is a valid question.
Units may be set either lateral or.
Roof curbs are designed to support the unit preventing rain from entering the building and and offer a way for a contractor to connect the system to the building s duct work system.
The slightest inefficiency or mismatch in design or engineering can create blow back.
The rooftop unit may be mounted immediately after the curb is installed.
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.
Roofi ng may be completed after.
The roof curb is designed to support the weight of the unit and to offer a means for contractors to.
