In terms of versatility you can vent a direct vent fireplace horizontally or through the roof.
Direct vent gas fireplace installation requirements.
They can be installed almost anywhere.
Energy star boasts that some gas fireplace units are at over 90 percent efficiency with little extra costs to operate.
Direct vent fireplaces are the most popular choice for homeowners.
This gas fireplace and vent assembly must be vented directly to the outside and must never be attached to a chimney serving a separate solid fuel burning appliance.
Also see more citations at references at the end of this page.
Direct vent chimneys fireplaces.
Sidewall vent direct vent direct exhaust systems for oil or gas fired heaters.
Sources of direct vent gas fireplace clearance information.
Vent pipe air space clearances to combus tibles are 1 4000 on all sides except on the horizontal sections which require 2 clearances from the top of the pipe.
Distance the vent must be kept from insulation wood and other combustibles.
In fact 90 of gas fireplaces are sold direct vent because of their increased safety efficiency and versatility source.
Sometimes metal shields must be used over the top of the vent to divert the heat.
A metal or plastic identification plate shall be permanently mounted to the exterior of the building at a minimum of eight 8 feet above grade directly in line with the exhaust vent terminal for the horizontally vented gas fueled heating appliance or equipment.
On the sides and back and 3 1 2 in.
Common vent systems are prohibited.
Gas log fireplace manuals.
Do not use com mon vent systems.
Inspect the external vent cap on a regular basis to make sure that no debris is interfering with the air.
Guide to choosing installing troubleshooting through wall or side wall venting exhaust devices for heating appliances like oil or gas fired boilers furnaces or water heaters photos examples of sidewall venting or direct venting installations that are improper and or.
5 tjernlund gas side wall power venters tjernlund corporation 1601 9th street white bear lake mn 55110 6794 tel.
Each gas appliance must use a separate vent system.
Ours required 1 2 in.
Clearances from the fireplace box to surrounding walls and to the wood framing.