Vented or Vent-Free
This is probably one of the most frequently asked questions here at Bush’s Fireplace. In the hope that we can make your decision a bit easier, we wanted to tell you about the pro’s and con’s of both vented and vent free gas products. Purchasing a fireplace is an individual decision. We hope that this helps you to weigh the benefits of each type of fireplace.
Vent-Free Fireplaces
Pro's
- Very efficient – 99%+
- Cost less to run
- No need for a vent
- Can be placed virtually anywhere, you only need a gas line
- Cost less than comparable vented units
- Instant heat
Con's
- Less realistic flame patterns
- Emit a slight odor
- Reduce oxygen levels
- Recommend that a window be open when the unit it lit
- Place up to one quart of water into the air per hour
- Vent free units can not be converted from one gas type to another. (Ex: LP to NG)
- Some people experience a slight graying of the walls (especially with LP)
- Require more frequent cleaning of pilot assembly since system is open
Vented Fireplaces
Pro's
- Up to 82% efficient
- Conversion kits available for most units
- More realistic flame patterns
- Do not contribute to poor air quality in the house
- Better for people with respiratory or cardiovascular problems
Con's
- Require a vent
- Cost more than comparable vent free products
- Flames are behind fixed glass panel