Gas tankless water heaters have many complex installation requirements that vary by the unit’s model and size. Professionals must consider the location of the unit, vent pipe requirements ...

you do need an existing natural gas line to be able to use them. Direct vent water heaters bring combustion air from outside and exhaust gasses directly outside your home. Installing a vent pipe ...

If you opt for a gas-powered water heater, you'll need to install a venting system. There are two types of venting: direct or power. Direct-vent heaters are less expensive and use an exhaust pipe or ...