Hello jody if it is a natural vent type water heater you can not vent it through the side wall it has to vent above the roof.
Parts of a water heater exhaust flue through roof.
Exhaust gases are vented outdoors through a separate vent duct or through a separate chamber of the same pipe this requires a double wall vent duct.
In order to do this two critical measurements must be taken.
With rinnai common venting up to eight tankless water heater twh units share the same vent system which means significantly fewer wall or roof cuts less labor and longer vent lengths than ever possible with single unit twh venting.
Up to two gas appliances such as a water heater and furnace can share a properly sized flue.
When it comes to direct vent water heaters with the help of fuel combustion the water gets heated.
Apollopex corrugated the 3 4 in.
Tankless water heater venting style permits for multiple emission choices.
The system is also fully csa certified and uses polypropylene pp a more reliable venting material for the.
The direct vent water heaters are well in demand.
When installing a gas water heater building codes requires that they be ventilated out of the room through the attic and out through the roof.
Hot water is an amenity that most people just can t live without.
Atmospheric venting refers to a system in which exhaust from the water heater naturally rises out of the appliance s combustion chamber then travels up through a standard chimney style flue.
Illustrations of proper gas fired water heater venting using type b double wall vent pipe through a roof above or through a chimney below include details for the flue vent connector such as the requirement of a minimum vent connector upwards slope of 1 4 per foot of horizontal run.
Apollopex corrugated stainless steel water heater connector was designed for the fast and simple installation of hot and cold water lines to water heaters using pex connections.
Other issue is the bathroom installation which isn t permitted as well unless the water heater closet is sealed from the bathroom area air tight doors and it has a separate fresh air supply from exterior or other areas of the house that can be used for this purpose.
One on the ceiling above the water heater.
With a direct vent system air for combustion is drawn from a vent pipe that runs through an exterior wall or the roof.
It is just that the hot air is lighter in comparison to cold air.
The direct vent system works very simply.
Putting in a tankless water heater outside clears up indoor area and needs no further emission.
If the furnace is a forced draft model the water heater must connect above higher and closer to the vertical flue pipe in an approved manner so that flue gasses go up the stack and not out the water heater draft hood.
After applying pipe thread tape to the mnpt nipples on your water heater thread the fnpt end of the water heater connector onto the tank and tighten with.
Direct vent water heaters.