I have unsightly ducts running across the great room of the house.
How to suypport round ducts on roof.
Some designs featuring rts patented round puc base u s.
For 4 0 sections of rectangular duct maintain a spacing of not more that 8 0.
Use your leg a workbench or the ground to support the back side of the pipe.
4 0 36 1 4 to 48 dia.
Double skin insulated round ducting requires engineered hangers.
6 0 60 1 4 to 72 dia.
7 0 72 1 4 to 84 dia.
Consideration must be given with restraining ducts to avoid development of excessive internal duct stresses caused by expansion or contraction due to temperature variations.
5 0 48 1 4 to 60 dia.
Based on the shape of the duct and the length of your duct joints you can now start locating the rest of your supports.
Round duct size equipment rail length.
This condenser had supplemental securement straps see arrows.
If ductwork is installed on the roof it is recommended that the gauge of the ducts and their attachment be sufficient to resist the design wind loads.
3 0 24 1 4 to 36 dia.
For 5 0 sections of rectangular duct maintain a spacing of not more than 10 0.
Typical round duct hangers.
Foot midcentury modern home with flat roof no basement no attic 8 foot ceilings 7 ft.
For round ducts larger than 1 600mm diameter the support system must be engineered for the duct mass.
Spacing are you supporting round ducts or rectangular.
This support can meet nearly all height requirements above the roof surface and is approved for seismic and high wind applications.
2 0 12 1 4 to 24 dia.
I have gutted the home and rebuilt much of it.
Hi i have a 3900 sq.
Php d duct support the php d duct support leverages a goal post design with a single crossbar below the duct to support all sizes of square or round ducting cable trays and piping.
Trapeze hangers with cradles can be used.
Up to 12 diameter.
These are a few of the reasons as to why you should consider an engineered support and why it will give you your best chance at a long and damage free roof.
When assembling pipe start at one end and work the seam together like a zipper.
For unbeatable support delivered to your site in less time than the competition choose rooftop support systems.
Assemble the metal ducting like a zipper.
Some factors to consider.
Hangers for round ducts.
Use one hand to keep the two edges close and the other to apply downward pressure.
Not be installed on the roof see figure 5.
They will be insulated and foamed.
Support systems for ductwork may provide restraint in three directions against displacement and rotation.
Two side by side screws with the proper edge and end distances are.
With ducts in very hot arizona.
Our versatile time saving roof supports are cost effective innovative and easy to install with a single standard hand tool.
The contractor has given me a bid to run them on the roof.
