Monessen Solstice Vent Free Gas Insert

The Solstice vent free gas insert quickly and easily turns an old, wasteful fireplace into a beautiful, highly efficient heat source. Coming from the leader in vent free technology, you can expect the gorgeous Solstice to provide excellent heating efficiency without the high cost of extensive renovations or construction.

Retain the look of a traditional hearth with realistic log sets or switch it up with flames rising through modern fireglass. The Solstice is what you make it, fitting into your home and family with ease.


  • No venting required makes installation fast, easy, and affordable
  • Clean design with expansive views
  • Select your style: traditional with logs, or contemporary with fireglass
  • Customizeable to blend with any décor
  • Standard blower powers up your heat output
  • Operable without power for warmth during outages
  • Available in 33" model
  • Up to 28,000 BTUs


Size: 33
Appliance Width: 33-3/8"
Appliance Height: 23-7/8"
Appliance Depth1: 18-1/4"
Front Width Minimum Firebox Opening: 33"
Height Minimum Firebox Opening: 23-7/8"
Depth Minimum Firebox Opening: 15-1/4"
Back Width Minimum Firebox Opening: 22-3/4"
Fuel Type: Propane
BTU/hr Input: 28,000 NG / 27,000 LP
Heating Capacity2: Up to 1,400 sq ft
Viewing Area: 31 x 16.5"
Efficiency3: Up to 99.9%
Ignition System: Millivolt or IPI