This 21 in., Manual Vent Free Gas Log Set operates with the chimney flue closed, safely keeping 100 Percent of the heat produced by the unit in your home. The manual control allows for easy adjustment of flame height and heat output. Easy to install and no outside venting required, does NOT require a working chimney or flue.

　　- 99.9 Percent heat efficiency

　　- CSA Certified

　　- 3 year Warranty on logs

　　- 39,000 BTU's an hour

　　- Heats up to 1300 sq. ft.

　　- Dual U-Shaped burner