Savannah Heating BL21 Installation And Operating Instructions Manual page 33

Termination above Roof
Consult local codes for minimum vent cap height above the roof (X), vent must be a minimum of 2' from any
wall.
To prevent water seepage; install the flashing with upper portion under the roofing material and the lower
portion over the roofing material.
Note: Do not fasten down until the final adjustments to the vent have been made.
The diagram at right shows the
minimum clearances as per the
chart on page 34.
3.00
12.00
Page 33 of 57