Venting Down - Majestic fireplaces 7PDVS Homeowner's Installation And Operating Manual

DV Power Vent System

Venting Down:

L
1
L
2
10
A - Maximum 40FT of straight pipe.
B-Minimum 10FT of straight pipe for units up to 33,000BTU/h,
Minimum 15FT of straight pipe for units from 33,000BTU/h
to 40,000BTU/h.
C-Maximum 6FT of straight pipe.
D-Maximum 12FT down.
A = L +L +L +L
1 2 3
B = L +L +L +L
1 2 3
C = L +L
5 6
D = L +L
1 2
L
3
In the above example there are:
4 times 90 degrees elbows = 360 degrees
2 times 45 degrees elbows = 90 degreees
Total elbow degrees = 450 degrees
+L +L
4 5 6
4
L
4
Installation is OK
L
5
10003262
L
6