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Venting (Part II) continued-
THROUGH THE ROOF VENTING: (VERTICAL VENTING)
Cut the necessary holes through the roof and ceiling and install the vent
connector as show n in Figure 8. Make sure that the installation meets the
local codes and/or The National Fuel Gas Code ANSI Z223.1 (Latest
Edition) or CGA/CAN B149 Installation Codes (latest edition).
Figure 8
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