Viessmann Vitodens 200-W WB2B Series Installation Instructions Manual page 5

Vitodens Rigid and Flex Venting Systems Installation
Single Pipe Venting
(Room Air Dependent)
Vent Requirements....................................................53
Combustion air supply............................................53
General Installation Information...................................54
Installation steps (outline).......................................55
Exhaust vent pipe material......................................55
Approved material for single pipe vent system...........56
Support system.....................................................56
Additional requirements for stainless steel
vent pipe material..................................................57
Exhaust vent pipe connection to boiler......................57
Additional requirements for CPVC vent pipe material..61
Exhaust vent pipe connection to boiler......................61
Requirements for UL/ULC Listed Rigid PP(s)
Vent Pipe Material.....................................................63
Vent system manufacturers...................................63
Boiler Connections with PP(s) System..........................64
Side Wall Vent Termination........................................65
Vent Length Requirements.........................................66
Maximum vent pipe length - horizontal.....................66
Maximum vent pipe length - vertical.........................67
Component Installation Guide.....................................68
General single-pipe vertical venting layout.................68
Single-pipe vent starter adaptor installation..............69
Ceiling/Roof opening...............................................69
Equivalent vent length calculation example-vertical....70
Single-pipe vent termination installation....................71
Vent Termination Spacing..........................................72
Multiple boiler installations (vertical termination
with multiple boilers)..............................................72
Installation of Support System - PP(s).........................73
Supports...............................................................73
Bracing.................................................................73
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