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The World's Most Efficient and Versatile Fireplace Insert

Note: All direct-vent gas fireplaces manufactured after January 1, 2015, must be installed with a fireplace barrier to prevent accidentally touching the hot glass. Your Mantis Insert must be installed with a barrier. 

Manits Fireplace Insert Package with Matte Black Surround (FIK28).


Green Earth Preferred

Unmatched efficiency, Hot Suface Ignition, clean-burn technology, low-temperature exhaust, state-of-the-art digital controls, and automatic home humidification all combine to make this one of our Green Earth Preferred products.

Share the Beauty of Your New Fireplace & Enter to Win $500

Empire's Excellence in Design Award is open to homeowners who install an eligible fireplace between January 1 and December 31, 2015, and submit a completed entry form by January 31, 2016.  for rules and entry form.

Eligible Indoor Products: Boulevard Fireplace, Chateau Fireplace, Mantis Fireplace, Loft Fireplace and Loft Burner (installed in a firebox or fireplace)


2014 Excellence in Design Winner

Congratulations to Chandler and Cheryl Lewis of Tucson, AZ, winners of our 2014 Excellence in Design Award.

Outdoor Loft Series Burner, Model Number OLI30 Intermittent Ignition Control



Mantis Insert

Control Options


Mantis Traditional Insert Packages include a Thermostat Remote.  

Included - FRBTC Remote Control with Thermostat

Optional - FRBTP Programmable Remote Control


Surround Options for Mantis Inserts

Mantis Bay Window with Surround
Mantis Fireplace with Insert Surround - 38-inch

Mantis Fireplace with Mantel Surround - 35-inch


Mantel Colors

Mantels shown with other Empire Fireplace products.  Empire's Standard Full Mantels (EMBF9) and Standard Corner Mantels (EMBC9) fit Mantis.  Profile Mantels also fit, but do not include tile surround.

Dark Oak


Unfinished Hardwood
Unfinished Oak


Fireplace Screens

Available for Fireplace Mantis and Bay Window Mantis

See Owner's Manual for Venting Terminations and Accessories

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