Do gas fireplaces need to be vented. Gas venting basics most homeowners are aware of the need for chimney cleaning and inspection if they own a wood burning stove or regularly use their fireplace but many dont realize that a gas heating appliance whether it is a furnace boiler or even a hot water heater also relies on the chimney for proper venting of the exhaust. Gas log fireplaces generally are capable of heating the rooms they are ineven large living rooms or family rooms. A large open space such as a great room should handle a ventless gaspropane fireplace with a 25000 btu or higher output akin to the heat output from a sealed and vented gas fireplace.
Most will have adjustable settings so a 40000 btu fireplace does not need to be operating at full capacity all the time. They can be installed anywhere without the tedious task of making external structural changes to your home. For smaller rooms such as a bedroom or bathroom ventless gas or propane fueled fireplaces can be sized down to 5000 btus.
Negative features of vented gas logs. They use a system much like a gas stove performing at nearly 99 energy efficiency since all of the heat is released directly into your home. Dos and donts for vented gas logs.
What you need to know about gas fireplaces for a first time gas fireplace owner there is a lot to consider before committing to a fixed piece in your home.