The Montigo HL38 Corner is a nice “Direct Vent” fireplace with hidden Louvers and Safety Screen. The unit can be vented out the back or top of unit depending on your design. It has variable flame and different media options and can be power vented if venting solution is longer than standard allowable vent run.
Max 34,000 btu – Efficiency 58.5%
See Brochure below
Standard with Hi-Lo Flame Adjustment, Full Function Remote – Battery Back up
Video on H38 PFC burning, same chassis and burner as the HL38 Corner