Heat & Glo Supreme Series Gas Fireplace Insert

Transform your cold, old fireplace into the focal point for your home it was meant to be – one you can center everyday living around. With alluring ambiance, cozy warmth and pushbutton control, the Supreme’s advantages go on and on.

  • 25”, 30” and 35” viewing areas
  • Up to 35,000 BTUs
  • IntelliFire Touch ignition system with advanced remote control
  • Ceramic glass with basic screen
  • Three front designs
  • Three surround sizes
  • Fan

Supreme 35 gas fireplace insert

Current Offer

Save Up To $300

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Key Features and Technologies

Direct Vent Technology

Direct Vent Technology

With Direct Vent Technology, your fireplace can use outside air for combustion, expelling 100 percent of the combustion exhaust and by-products.

IntelliFire Touch

IntelliFire Touch

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Fireplace Safety

Fireplace Safety

At Heat & Glo, we are committed to your safety. We lead the industry with advanced safety developments.

Is This Product Right For You?

BTU/Hr Input: (Learn More)

18,900 to


Estimated Hourly Operating Cost: (Learn More)



Recommended Maintenance: (Learn More)






Dimensions in inches. Refer to installation/owner's manual for detailed specifications on installing this product. Hearth & Home Technologies reserves the right to update units periodically. Product installation must adhere strictly to instructions shipped with product.

Model Specifications

Supreme Insert 25 w/ IFT

Appliance Width:26-1/8"
Appliance Height:17-1/16"
Appliance Depth:14-1/2"
Appliance Rear Width:14-5/8"
Front Width Minimum Firebox Opening:26-5/8"
Height Minimum Firebox Opening:17-5/16"
Depth Minimum Firebox Opening:15"
Back Width Minimum Firebox Opening:15-1/8"
BTU/hr Input:27,000
Viewing Area:22-1/2" x 12-7/16"
Ignition System:IFT

Supreme Insert 30 w/ IFT

Appliance Width:31-1/8"
Appliance Height:20-3/4"
Appliance Depth:14-1/2"
Appliance Rear Width:19-5/8"
Front Width Minimum Firebox Opening:31-5/8"
Height Minimum Firebox Opening:21"
Depth Minimum Firebox Opening:15"
Back Width Minimum Firebox Opening:20-1/8"
BTU/hr Input:32,700
Viewing Area:27-1/2" x 15-15/16"
Ignition System:IFT

Supreme Insert 35 w/ IFT

Appliance Width:36-1/8"
Appliance Height:24"
Appliance Depth:14-1/2"
Appliance Rear Width:24-5/8"
Front Width Minimum Firebox Opening:36-5/8"
Height Minimum Firebox Opening:24-1/4"
Depth Minimum Firebox Opening:15"
Back Width Minimum Firebox Opening:25-1/8"
BTU/hr Input:35,000
Viewing Area:32-1/2" x 19-3/8"
Ignition System:IFT


Supreme Insert 25 w/ IFT

Canada EnerGuide:68.0%

Supreme Insert 30 w/ IFT

Canada EnerGuide:70.9%

Supreme Insert 35 w/ IFT

Canada EnerGuide:71.6%

Appliance Depth includes entire unit including depth of firebox and extension onto hearth.

BTU: 1st hour output uses high burn efficiency number. BTU will vary depending on the type of fuel used and moisture content of the fuel.

This is a general guide, see your local dealer for help in determining the product that best suits your heating needs based on climate, home efficiency, location of the heater, and air movement in the room.

Actual burn times will vary based on how the appliance is operated, load size, moisture content and type of wood used.

Fuel density and pellet shape will affect hopper capacity.

Weighted Average LHV (Low Heating Value) efficiency.

Heat output will vary depending on the type of fuel used. The flame and ember appearance may vary based on the type of fuel burned and the venting configuration used. Actual product appearance, including flame may differ from image shown. Refer to the owner's manual for complete clearance requirements and specifications. Product specifications and pricing subject to change without notice. For testing and listing information please refer to the owner's/installation manual.

*For select products: Heating capacity to be used as a guide only. See your local dealer for help in determining the product that best suits your heating needs based on climate and home efficiency.