10
[ -OD type only ]
• 1' below, 1' horizontally from, or 1' above
any door, operable window, or gravity air
inlet into any building.
3' above any forced air inlet within 10'.
Maintain the following clearances to any
opening in any building:
Illustration
* For Installations in Canada, clearances are as follows: To windows, doors, & gravity air inlets: 36". To
forced air inlets: 6'.
3'
1'
1'
1'
Outdoor Clearances to Opening
into
Any Building
• 1' below, 1' horizontally from, or 1' above
any door, operable window, or gravity air
inlet into any building.
3' above any forced air inlet within 10'.
Vent Clearances When Heater is
Installed in a Recess Box (-OD type only)
(recess box installation with cover removed)
3'
1'
1'
1'
