A direct vent appliance uses a two pipe system which takes combustion air from the outside through one pipe, and then exhausts flue gases out the other pipe. These system do not use room air for the combustion process.
The simple answer is yes. Be sure to follow the manufacturers maximum vent length guidelines.
Generaly, if you increase the vertical section length 1st, then go with the horizontal portion to the...
Empire Direct has both large and small appliances. Large appliances include items like stoves, washers, dryers, freezers, dishwashers, etc. Small appliances include choppers, blenders, sweepers, etc....
a direct vent water heater is more fuel efficient (cost's less to operate). aside from that there isn't much difference, aside from not needing a double wall flue through the roof on a standard gas...