Rinnai RUCS65i Manuel D'installation Et D'utilisation page 36

PVC/CPVC Equivalent Vent Length Calculation Sheet
Fitting / Termination Type
1) 90 elbow
2) 45 elbow
3) IPEX Low Profile Termination
4) IPEX 4" Concentric Termination
5) IPEX 3" Concentric Termination
6) Royal 3" Concentric Termination
Royal Low Profile Termination
7)
8) 3" Tee Termination
9) 4" Tee Termination
10) 3" Snorkel Termination
11) 4" Snorkel Termination
12) Length of Straight Section in feet
Note: Ensure SW 1 in DIPSW 1 is in "OFF" position if vent length is greater than 21ft (6.4m).
36
Equivalent Vent Length Calculation Sheet
Number of
fittings
NA
KCM Series Manual
Equivalent Vent
Length
5
x
x 2.5
x 5
20
x
x 20
20
5
x 5
x 5
15
x
15
x
Total (add up
lines 1 through
Total Equivalent
Length
=
=
=
=
=
=
=
=
=
=