Proper ventilation is key for natural gas-powered tankless water heaters. Without it, tankless water heaters can leak dangerous exhaust gases into a home. So, if you already have existing venting for a tankless water heater, can it be used for a new tankless water heater installation?
It is possible to use the existing vents for a new tankless water heater installation, but it will depend on what the current ventilation setup looks like. In the following video, we review the three types of vents: power, direct, and concentric, and what are the important factors to consider when venting tankless water heaters.
