Mendota DXV-45 DT3-LX Operating Instructions Manual page 21

Height "*H" of top of vent cap can be determined as follows
Complete installation with storm collar and vent cap.
HIGH ALTITUDE INSTALLATION INFORMATION: Prior to installing at altitudes higher than 7500, please con-
tact the Mendota technical service department for specific venting requirements and venting restrictions.
20
"H" DIMENSION
ROOF PITCH FEET
FLAT to 6/12 2
7/12 to 9/12 2
10/12 to 12/12 4
13/12 to 16/12 6
17/12 to 21/12 8
1"
:
METERS
.6
.6
1.2
1.8
2.4