How To Suypport Round Ducts On Roof

I have gutted the home and rebuilt much of it.

How to suypport round ducts on roof. Round duct size equipment rail length. They will be insulated and foamed. This condenser had supplemental securement straps see arrows. Spacing are you supporting round ducts or rectangular.

Php d enclosed duct support. 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. 4 0 36 1 4 to 48 dia. 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.

For 5 0 sections of rectangular duct maintain a spacing of not more than 10 0. For unbeatable support delivered to your site in less time than the competition choose rooftop support systems. 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. Hangers for round ducts.

Assemble the metal ducting like a zipper. Our versatile time saving roof supports are cost effective innovative and easy to install with a single standard hand tool. 6 0 60 1 4 to 72 dia. For 4 0 sections of rectangular duct maintain a spacing of not more that 8 0.

Based on the shape of the duct and the length of your duct joints you can now start locating the rest of your supports. Use your leg a workbench or the ground to support the back side of the pipe. 5 0 48 1 4 to 60 dia. With ducts in very hot arizona.

Typical round duct hangers. Some designs featuring rts patented round puc base u s. Foot midcentury modern home with flat roof no basement no attic 8 foot ceilings 7 ft. When assembling pipe start at one end and work the seam together like a zipper.

The wire hangers are based on the gripple hang fast system. I have unsightly ducts running across the great room of the house. Adjustability on width and height can your duct support be modified quickly to reduce labor time. 3 0 24 1 4 to 36 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. Double skin insulated round ducting requires engineered hangers. Not be installed on the roof see figure 5. Two side by side screws with the proper edge and end distances are.

Hi i have a 3900 sq. Support systems for ductwork may provide restraint in three directions against displacement and rotation. The contractor has given me a bid to run them on the roof. Up to 12 diameter.

For round ducts larger than 1 600mm diameter the support system must be engineered for the duct mass. 7 0 72 1 4 to 84 dia. Some factors to consider. 2 0 12 1 4 to 24 dia.