minimum venting requirements
EN
3.1
typical vent installations
When venting, the horizontal run must be kept to a
maximum of 20 feet (6m). If a 20 foot (6m) horizontal
run is required, the appliance must have a minimum
vertical rise off the appliance of 57" (144.8cm).
On all horizontal vent runs, ensure that the vent pipe does not slope downward.
* See "venting" section.
12
W415-4020 / 08.09.21
24" (61cm)
MAX
43" (109.2cm)
MIN PLUS
RISE*
16" MIN (40.6cm)
When terminating vertically, the vertical rise is a
minimum 36" (91.4cm) and a maximum 40 feet (12m)
above the appliance.
40 FT
(12m)
MAX
36"
(91.4cm)
MIN
38 1/4"
(97.2cm)