D Series Insert

Choose from 2 insert models: The D-40 gas fireplace insert is among the largest inserts on the market with a heat output of 40,000 to 26,400 BTUH, while the compact D-30 ranges from 30,000 to 19,900 BTUH.

Beautiful and efficient gas fireplace inserts

  • Installs quickly and easily into existing masonry or installed factory built fireplaces
  • Romantic fireplace insert is also a certified ANSI/AGA high efficiency wall furnace
  • Flames and heat are adjustable to suit your mood and the weather
  • Direct vent design uses 100% outside air for combustion to preserve indoor air quality
  • Easily customized with a choice of fronts, doors and overlays

Build your D Series Gas Fireplace Insert
Compare sizes to see what's right for your home

Find a Mendota Dealer in Your Area

Mendota gas fireplaces, gas fireplace inserts and gas stoves are sold through a nationwide network of authorized Mendota dealerships. These professionals have both the knowledge and experience to help you select the correct size fireplace for your home and provide expert installation and service.