Sunday, June 4, 2023

Superior WRT3820 Fireplace - Discontinued*

Superior WRT3820 Wood Fireplace

The WRT3820 wood-burning fireplace is a Security Fireplace.  With its clean face design and extensive viewing area, it is a modern marvel.  The open firebox accepts logs up to 18".

  • Description
  • Specifications
  • Photos (2)
  • Pricing
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This product has been discontinued and inventory is gone. This page is an informational page for those who have already purchased the unit.


  • 6' to 7' Secure Temp™ ASHT increaser
  • Clean-face, louverless design allows the viewer to focus on the beauty of the fire
  • Expansive rectangular 13-1/4' x 20' glass area allows for unobstructed views of the fire
  • Textured refractory-lined firebox recreates a realistic masonry look
  • Choice of black or brushed nickel door
  • Ceramic glass for added safety and optimum heat transfer
  • Pre-wired, factory-installed, 150-CFM fan with easy access for simple field installation
  • Large firebox accepts up to 18" logs for greater heat output and longer burn times
  • Efficient air wash system keeps glass clean
  • Airtight combustion chamber for maximum wood-burning efficiency
  • Double Air Combustion control (all-in-one)
  • Main control for variable heat output and wood consumption
  • Air Boost control for faster ignition and efficient combustion
  • Efficiency: 79.8%
  • EPA-certified
  • Easy connection to optional forced-air system (not EPA-approved) 
  • Zero Clearance for ease of framing
  • Limited lifetime warranty


  • Cast-surround kit and optional decorative keystone
  • Rigid firescreen
  • Masonry installation with Tubinox™ rigid stainless steel liner
  • Gravity air distribution kit
  • Outside-air kit connection for optimum efficiency
  • Forced-air kit

Specifications Superior WRT3820 Wood Burning Fireplace
Firebox Dimensions 19.5" W x 13.25" x 12"
Viewing Area 20"W x 13.25"H
Cu. ft. 2.0 cu. ft.
Log Size 18"
Chimney Type/Flue Size ASHT+ 6"
EPA Rating 4.8 gr./hr
BTU 50,000
Heating Capacity up to 1,500 sq. ft.
Blower 150 CFM
Ash Pan N/A
Weight 215 lbs.
Warranty Limited Lifetime
Efficiency 79.8%

Superior WRT3820 Wood Fireplace

Superior WRT3820 Wood Fireplace

*  Please call or Email for a shipping quote and our price. Please state the model and your city, state and zip code. If you order your chimney system and your fireplace from Obadiah's, we offer free shipping on this model to most locations. Please give us the opportunity to beat your best price. We offer free assistance to figure the parts needed for your installation. We are happy to help and appreciate the opportunity to be of service!

Heat Area (sq.ft.)
Fireplace Specific Options





Cooktop Material

Water Heating Options

Flue Orientation


Venting (Gas Stoves)


Viewing Area

Interior Style