When terminating on the same vertical axis, the air intake must use a 90° termination and the exhaust
must have a 45° termination.
Revised: February 2, 2024
Released: February 2, 2024
Must be a minimum of 36"
Patterson-Kelley 2024
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P-K Storm
Gas Fired Boiler
Technical Service 1.877.728.5351
2691000403 P-K Storm ST2500-ST8000
Installation and Owners Manual Rev G.docx
Page 40