Heights to be 8 above finished roof deck or as detailed.
Rtu roof curb detail.
Let s start with a new installation.
The slightest inefficiency or mismatch in design or engineering can create blow back.
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.
Roof support the roof must be capable of adequately supporting the weight of the rooftop unit as well as that of the curb.
The 14 roof curb fits all 3 6 ton dcc dcg dch dsc dsg and dsh daikin packaged units.
1 500 typ 1 5 0 typ curb restcu rb est.
Roof curb shall be internally reinforced with angles 48 on center and factory installed wood nailer.
Units may be set either lateral or.
Do not cut out the entire roof deck within the curb area.
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.
The rooftop unit may be mounted immediately after the curb is installed.
Figure 4 dunnage steel details roof curbroof curb 1x4 nailer1x4 nailer 0 438 typ 0 438 typ.
The roof curb is designed to support the weight of the unit and to offer a means for contractors to.
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.
Fastcurbs offers custom roof curbs metal building roof curbs rooftop equipment rtu curb equipment rails skylight curbs and custom rooftop unit adapters.
Roof curb and curb adapter specialists serving north america.
Internally insulated with 1 1 2 thick 3 lbs.
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.
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.
Specify roof curbs in section 07720.
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.
For anyone new to the hvac industry this is a valid question.
Find out why architects building manufacturers general contractors and erectors prefer rcs for our proven solutions.
Pre fabricated fully assembled roof curbs will reduce installation time and costs by ensuring compatibility between the rooftop unit curb and roof openings.
Top of all roof curbs shall be level with pitch built into curb when deck slopes.
