Crown Boiler PHNTM080 - Page 27

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Table 7.13a: Summary of Vertical Twin Pipe Venting Options
Option 10 11 12 13 14 15 16 17
Illustrated in Figure 7.15, 717 7.15, 7.17 7.17, 7.18 7.17, 7.18 7.17 7.17 7.17 7.17
Pipe
Penetration
through
Structure
Vent Roof Roof Roof Roof Roof Roof Roof Roof
Intake Roof Roof Roof Roof Roof Roof Roof Roof
Material
Vent
CPVC/
PVC
(Note 2)
CPVC/
PVC
(Note 2)
DuraVent
PolyPro
(Rigid)
DuraVent
PolyPro
(Rigid)
Selkirk
Polyue
Selkirk
Polyue
Centro-
therm
InnoFlue
SW
Centro-
therm
InnoFlue
SW
Intake PVC PVC PVC PVC PVC PVC PVC PVC
Nominal
Diameter
Vent 2” 3” 2” 3” 2” 3” 2” 3”
Intake 2” 3” 2” 3” 2” 3” 2” 3”
Min Equivalent Vent Length:
Models
080 12” 12” 12” 12” 12” 12” 12” 12”
100 12” 12” 12” 12” 12” 12” 12” 12”
120
Not
Permitted
12”
Not
Permitted
12”
Not
Permitted
12”
Not
Permitted
12”
150 52” 52” 52” 52”
180 52” 52” 52” 52”
Max Equivalent Vent Length (Note 1):
Models
080 60ft 135ft 60ft 135ft 60ft 135ft 60ft 135ft
100 60ft 135ft 60ft 135ft 60ft 135ft 60ft 135ft
120
Not
Permitted
135ft
Not
Permitted
135ft
Not
Permitted
135ft
Not
Permitted
135ft
150 135ft 135ft 135ft 135ft
180 135ft 135ft 135ft 135ft
Terminal
Option H
(Fittings)
Vent
Coupling
w Screen
Coupling
w Screen
2PPS-12B
or
2PPS-36B
w Screen
3PPS-12B
or
3PPS-36B
w Screen
2PF-10UV
or
2PF-39UV
w Screen
3PF-10UV
or
3PF-39UV
w Screen
ISEP02 or
ISEP0239
w Screen
ISEP03 or
ISEP0339
w Screen
Intake
180
Elbow w
Screen
180
Elbow w
Screen
180
Elbow w
Screen
180
Elbow w
Screen
180
Elbow w
Screen
180
Elbow w
Screen
180
Elbow w
Screen
180
Elbow w
Screen
Terminal Option I
(Ipex FGV Concentric)
Ipex
196105
(Note 3)
Ipex
196006
(Note 3)
Not
Permitted
Not
Permitted
Not
Permitted
Not
Permitted
Not
Permitted
Not
Permitted
Terminal Option J
(Diversitech CVENT
Concentric)
CVENT-2 CVENT-3
Not
Permitted
Not
Permitted
Not
Permitted
Not
Permitted
Not
Permitted
Not
Permitted
Terminal Option K
(DuraVent Vertical
Concentric)
Not
Permitted
Not
Permitted
2PPS-VK 3PPS-VK
Not
Permitted
Not
Permitted
Not
Permitted
Not
Permitted
Notes:
1) Max vent lengths shown also apply to the intake. For example, Vent Option #1 may have up to 60ft of vent pipe and also up to 60 ft of intake pipe.
2) First 30” of vent and vent Elbow connected to boiler must be CPVC. Downstream vent pipe can be PVC except as noted in text.
3) Ipex FGV Concentric Terminal available in various lengths and also CPVC (see text).
All vertical terminals require compatible roof ashing and storm collars.