Monessen Hearth Magnum Vent Free Gas Firebox

Starting at $779

The Magnum firebox series offers Monessen's trademark angled firebox design coupled with a deep box and tall opening for maximum heating capacity. Finish your fireplace right up to the firebox with the material of your choice and add the log set you love for a perfect custom look.

  • Radiant face design with heat circulating air ducts for optional blower
  • True masonry look
  • Available facing options include Perimeter Trims, Classic Arched Faces and Cabinet Doors with Screen

Available Sizes:

  • 36"
  • 42"

Is This Product Right For You?

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Recommended Maintenance: (Learn More)

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Model Comparison

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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

Magnum 36

Size:36
Appliance Width:41-1/4"
Appliance Height:37-3/8"
Appliance Depth:18-1/4"
Appliance Rear Width:32"
Hearth Front Width:32-5/8"
Hearth Front Height:25"
Hearth Depth:15"
Hearth Rear Width:25-3/4"
Hearth Rear Height:20 1/2"
Viewing Area:36 x 26-1/4"

Magnum 42

Size:42
Appliance Width:47"
Appliance Height:37-3/8"
Appliance Depth:18-1/4"
Appliance Rear Width:38"
Hearth Front Width:38-5/8"
Hearth Front Height:25"
Hearth Depth:15"
Hearth Rear Width:31-3/4"
Hearth Rear Height:20 1/2"
Viewing Area:42 x 26-1/4"

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

Framing depth will vary if you are installing the lower profile power vent (PVLP-SLP) with a minimum vent configuration. 12-1/2” is needed from the back of the appliance to the outside of the exterior wall. Refer to manual for details.

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.