Side Wall Vent Termination (Stainless Steel Or Cpvc) - Viessmann Vitodens 100-W WB1A-24 Installation Instructions Manual

Direct Venting (Two-pipe System)

Side Wall Vent Termination (stainless steel or CPVC)

Side wall vent termination
(front view)
Intake vent
terminal, 90°
Stainless
steel mesh
Exhaust vent
terminal, 45°
Fig. 41
Side wall vent termination
(side view)
min. 6" / max. 9"
Sidewall Vent Termination
Fig. 42
Installation of field fabricated vent riser
Side
Wall
Caulk
Grade or max snow level
Fig. 43
50
If less than 10" required see Dim (D) in Fig. 42
(D)= min 12"
10" min
min. 12" Grade or Snow Level
(See also Vent Riser Fig. 43)
see (D) in Fig. 41
min. 2" / max. 5"
Support
Bracket
Attach Termination
Elbow w/ Screen
Vent
Max. 36"
Riser
Min. 12"
IMPORTANT
The exhaust vent/air intake system
must terminate so that proper
clearances are maintained as cited in
local codes or the latest edition of the
"Natural Gas and Propane Installation
Code" CAN/CSA-B149.1 (Canada), or
the "National Fuel Gas Code" ANSI
Z223.1 (NFPA 54) (U.S.A.). See pages
19 and 20.
WARNING
Vent termination must be at least
12"/300 mm above the anticipated
snow level (consult your local building
authorities or local weather office).
Locate vent termination in such a way
that it cannot be blocked by snow.