Magnum Clean Face Unvented Firebox, 36" opening with Cottage Clay Ceramic Firebrick or Herringbone Refractory Firebrick installed MCUF Magnum Series Vent Free Fireboxes It's easy to incorporate the timeless elegance and satisfying warmth of fire into your home with the vent free firebox series from Monessen. Our Magnum MCUF series is available in either 36 or 42 inch sizes with your choice of standard Cottage Clay or Herringbone firebrick. With radiant design and a wide variety of optional accessories, you can frame your fireplace right up to the firebox and finish it with a custom look.

• CSA design certified to fit most 18," 24," and 30" vent free log sets
• Zero clearance design for ease of installation
• Gas knock out available on left and right side
• No expensive flue, or hearth required
• Outside air kit option
• Standard curtain mesh screens for true fireplace appeal
• Standard junction box included for electrical hook up blower kit
• Available with true 36" and 42" fireplace opening
• Available with Cottage Clay firebrick or refractory Herringbone firebrick
• Radiant face design with heat circulating air ducts for optional blower
• Can be installed with non-combustible material up to the opening of fireplace for true masonry look