
Page 33 of 57
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
Содержание BL21
Страница 28: ...Page 28 of 57 34 20 A A B B Example Where A A Vertical 2 And B B Horizontal 5 12 Minimum 24 Maximum...
Страница 50: ...Page 50 of 57 8 0 LABEL INFORMATION...
Страница 52: ...Page 52 of 57 APPENDIX A AMERICAN FLAME VALVE INFORMATION...
Страница 53: ...Page 53 of 57 APPENDIX A Continued...