Venting; Combustion Air Supply - Jandy DP3000 Installation And Operation Manual

SECTION 3.

Venting

3.1 Combustion Air Supply

Outside Air Supply:
Figure 5. Combustion Air, Indoor Installation.
Note:
Table 2. Air Openings to Outside.
Required Net Free Open Area*
for Combustion Air Openings
2
In Canada refer to the National Standard
CAN1-B149.1 or .2 which differs from this table.
Note: If using screens and/or metal louvers, compensate by adding
50% additional area to each opening
If using wood louvers each opening must be at least four times
the area indicated in the table above.
Exhaust Fans or Vents:
2 2 2