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Warm Air / Ventilation Permit
Overview

Work of this nature involves heating or ventilation systems using equipment such as furnaces, air-handling units, and ventilation fans. Ducts consisting of metal or factory made duct are used to distribute or remove air to or from an interior space.

Warm air heating is defined as an environmental heating system which includes a heating appliance (furnace) and ducts designed to discharge air into a space through a duct system. Ventilation is defined as the process of supplying or removing air by natural or mechanical means to or from any space.

If you have questions, contact the Warm Air Inspection Department at (651) 266-9006 (7:30 am to 9:00 am, Monday - Friday), or email the DSI Message Center.


Code Requirements

See Chapter 33.04 of the Saint Paul Legislative Code for information about warm air and ventilation work.

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