Units may be set either lateral or parallel to the roof support members.
Roof top unit curb detail.
Roof curbs are support structures for fans and ventilators.
Drawings are provided in autocad 1 dxf format drawing interchange format and can be easily used in a variety of cad software packages.
Installer s guide roof curb packaged rooftop units.
Heights to be 8 above finished roof deck or as detailed.
The base of curb mounted units should extend beyond the curb.
See figure 6 4.
From the ground onto the curb or support framework.
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.
Roof curb shall be internally reinforced with angles 48 on center and factory installed wood nailer.
When setting the unit onto the curb the installer should ensure that a sealing material is positioned between the unit and curb to provide a continuous watertight connection.
Ensure that the curb s po sition on the roof supports does not interfere with the clearance required for the supply return ductwork.
There are many options available to make sure all building requirements are met.
Layers are used to separate unit outlines clearances dimensions and connections.
The combined weight of the unit accessories and curb should be evenly spaced between a.
Renaud de saint ceran subject.
See figure 6 3.
Baycurb042a baycurb043a baycurb044a precedent roof curb acc svn43e en created date.
Roof curb and curb adapter specialists serving north america.
Refer to figure 17 and tables 1 and 2 for specific center of gravity corner weight information and accessory weights.
Free shipping see details browse by product model roof curbs.
3 28 ton rooftop units 48 50tc q 48 50kc q 48 50hc q 48 50lc energyx models.
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.
The combined weight of the unit accessories and curb sh ould be evenly spaced between a minimum of two 2 supports.
Pre fabricated fully assembled roof curbs will reduce installation time and costs by ensuring compatibility between the rooftop unit curb and roof openings.
Width of unit detail b length of unit unit side dunnage steel rh unit side base rail 2 bottom floor panel unit end curb unit end dunnage steel rh unit side curb unit side dunnage steel lh unit side curb lh unit side base rail a unit width 2 736 b unit length 2 736 a b a b figure 4 dunnage steel details roof curbroof curb 1x4.
Internally insulated with 1 1 2 thick 3 lbs.
They can be selected to fit the specific type of roof such as flat pitched or ridged.
