Pomona, CA Clemmons, NC Nashville, TN
Tel: 908-351-5400 www.haywardpool.com
USE ONLY HAYWARD GENUINE REPLACEMENT PARTS
15
Listed
cap
Listed gas
vent
12
Roof pitch is x/12
Lowest discharge opening
H (minimum)-
Minimum height from roof
to lowest discharge opening
x
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Size the vent pipe according to the venting
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using single-wall or double-wall (Type B) gas
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the size of the vent pipe adapter on the heater
(see Table 6). The maximum vent height can-
not exceed 50 ft. The total lateral (horizontal)
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maximum. Single-wall vent may be used in
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Double-wall (Type B) vent must be used in non-
conditioned spaces.
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horizontally from a vertical wall or similar obstruction shall terminate not less than 2 ft above any portion
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minimum value of H using Figure 5 and Table 7.
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