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HS-RSA — Roof Support Assembly

How to Specify

Using tables from the National Fuel Gas Code or our Sizing & Application Guide, determine the diameter of venting required. The Sizing & Application Guide also offers tips on good design including multi-appliance system sizing and design. The System Design and Installation Guide is an additional resource.

HS-RSA — Roof Support Assembly


The Roof Support Assembly is used for exposed-beam ceiling installations. Available in a black finish, the Roof Support Assembly is cartoned with a stainless steel, black, single-wall adapter. (Use Ceiling Support Assembly when chimney is to be installed in flat ceiling.)AV_pg6 AV HS-RSA Roof Support Assembly prod dim

Available sizes (inches)

Part No.SizeASingle-Wall Connector*Double-Wall Connector*

*Maximum ceiling pitch