Roof Mounted Duct Support Spacing

Schedule a roof evaluation. Consideration must be given with restraining ducts to avoid development of excessive internal duct stresses caused by expansion or contraction due to temperature variations. I have calculated the pipe stresses for the given spans in the mss publication and found that the stresses are usually less than the allowables found in either b31 3 or b31 8.

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8 Factors To Consider When Planning Roof Pipe Support Spacing

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Roof Duct Supports

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Arms are long and at a wide angle to support pipe from 4 to 36 in diameter.

Roof mounted duct support spacing.

With the suggested pipe support spacing spread sheet calculation for wt. Roof mounted duct supports and hanger supports our rooftop duct supports and other roof support systems offer a wide range of options for supporting hvac ductwork supports on top of rubber membrane steel and concrete roofs. Featuring a similar design to the time tested model 1 5 the model 3 0 is just as simple to install and is guaranteed to withstand harsh rooftop conditions for years to come. Php duct supports are designed and engineered to adhere to your unique specifications and solve every rooftop issue you have.

The 6 ds is a frame constructed of strut and miro s patented bases to support single or multiple tiers of duct pipe cable trays and more. Xii model project specification. Duct rests on a 1 5 8 x 13 16 length of channel strut which is adjustable up and down using the channel nuts in the corner brackets. The 6 ds is available in an open configuration or can be made to enclose the duct on the bottom and the top.

Support systems for ductwork may provide restraint in three directions against displacement and rotation. Tables for pipe support spacing 1969grad mechanical 29 apr 03 06 03. Mount these beams across parallel roof joists to hang threaded rod and route pipe duct and other overhead systems in areas where there s. Hold down anchor spacings are given for round duct to be encased in concrete.

Additional riser support diagrams are provided. Php is the leading designer manufacturer and supplier of innovative and sustainable roof pipe and equipment support systems in the nation. Maximum support spacing for round flexible duct and connector was changed from 10 to 5 1 5 meters. These oshpd approved anchors and brackets support threaded rod mount hangers during seismic activity.

Miro industries is excited to announce the official arrival of the latest addition to the miro product lineup the model 3 0.

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