Duluth Forge Dual Fuel Ventless Gas Fireplace With Mantel - 26,000 BTU, T-Stat Control, Walnut Finish - Model# DFS-300T-4W

Duluth ForgeSKU: 170155



Duluth Forge’s Dual Fuel Ventless Fireplaces are an excellent alternative to traditional wood fireplaces. They can be placed anywhere within your home, since they do not require an outside duct or chimney.

Our state of the art fireplace insert features thermostat control functions, battery assisted ignition, and much more. These economical, efficient fireplace systems provide your family with the supplemental heat you seek, without skimping on style. The quality craftsmanship of our fireplaces make them the perfect accent for your home.

Product Features

  • 26,000 Maximum BTU heats up to 1,350 square feet of living space
  • Patented Dual Fuel Technology operates off Natural Gas or Liquid Propane
  • Safety Assurance: O.D.S. (Oxygen Depletion Sensor) included with automatic shut-off
  • Dual Precision Ported Ventless gas burner
  • Battery assisted Piezo ignition
  • Corner Combo: Mantel can be installed flat against the wall or in the corner of a room. Corner adapter is included
  • 5 realistic hand painted Ceramic Fiber Logs
  • Thermostat Controlled
  • Walnut Furniture Grade Finish
  • Gas Fireplace Insert Model#: FDF300T
  • Product Dimensions: 43.5"W x 39.5"H x 15"D
  • Some assembly required.


Blower Sold Separately - Model FIB100

Fireplace Insert Dimensions

29.1"W X 23.9"H X 13.9"D

Fireplace Mantel Dimensions

Straight Mantel: 44”H x 44”W x 15.75”D

Corner Mantel: 44”H x 44”W x 15.75”D

What's In the Box

  • Fireplace Wood Mantel - Qty. 1
  • Ventless Fireplace Insert - Qty. 1
  • Ceramic Fiber Log Set - Qty. 1
  • Hardware Pack - Qty. 1

This Product Is Shipped Via Truck Freight
Truck Freight Shipments: All truck freight shipments require a customer contact telephone number when the order is placed. The freight carrier will contact you via telephone to make a delivery appointment. The customer is responsible to unload the truck freight shipments. For your convenience, a lift-gate service is included, which lowers the products to the ground.

Please Note: This Item Is Not for Sale To Residents In California and may be prohibited in your area. Customers are responsible for checking local codes and regulations prior to purchase. Vent-Free heaters do not operate at elevations above 4,500 feet altitude.

California residents see Prop 65 WARNINGS

Product Manuals

Fireplace Insert: Owner's Manual

Fireplace Mantel: Owner's Manual

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