Description
The Empire Gateway 3500 EPA Certified 28" Freestanding Wood Stove WB35FS is built to provide exceptional heating performance for large homes while combining rugged durability with timeless wood-burning appeal. Featuring advanced non-catalytic combustion technology and EPA 2020 certification, this powerful freestanding stove produces up to 110,000 BTUs and efficiently heats spaces ranging from 1,000 to 2,700 square feet. Its generous 3.5 cubic foot firebox accommodates logs up to 22 inches long and delivers burn times of up to 10 hours, providing long-lasting warmth with fewer reloads. Finished in a durable metallic black coating, the Gateway 3500 offers classic styling that complements both traditional and rustic interiors. As a tax credit qualified model, it also provides additional value for eligible homeowners.
Designed for years of dependable service, the Gateway 3500 features a heavy-duty 5/16-inch steel top that maximizes heat radiation while ensuring outstanding durability. High-density firebricks line the firebox to improve heat retention and distribution, while a premium ceramic baffle promotes efficient combustion and resists deterioration over time. The advanced air wash system continuously directs heated air across the ceramic glass to help keep the viewing window cleaner, allowing you to enjoy a clear view of the fire. A heavy-duty door latch creates a tight seal for efficient operation, and the simple one-lever air control makes it easy to adjust the burn rate for optimal performance and extended burn times.
Built with homeowner convenience in mind, the Empire Gateway 3500 includes a removable ash pan with a fitted cover for clean, hassle-free ash disposal. With optimum efficiency reaching 77%, impressive 10-hour burn times, and clean-burning EPA-certified performance, this wood stove delivers economical, environmentally responsible heating throughout the coldest months of the year. Combining Empire's trusted craftsmanship, durable construction, and outstanding heating capacity, the Gateway 3500 is an ideal choice for homeowners seeking powerful, reliable warmth and lasting value.
Included
- Gateway 2300 Wood Burning Stove
Required Accessories
- Door Overlay
- Pedestal and Leg Sets
Optional Accessories
- Thermodisc Kit Quick Connect
- Variable Speed Blower Kit
- Fresh Air Kit
- Fire Screen
- Step Top
Features
- DIFFEENT SIZES: Available in 24", 26" and 28".
- AIR WASH SYSTEM: Hot air circulates through the stove and keeps dirt and debris from building up on the glass, maintaining clear view of the fire.
- DOOR LATCH: The heavy duty door latch ensures your door seals tight every time for an efficient burn.
- NO MESS ASH PAN: The easy to remove ash pan includes a cover to keep dirt and debris contained, allowing easy, mess-free disposal.
- SIMPLE CONTROL: Easy to use one-lever control adjusts the burn rate to optimize burn times.
- DURABLE STEEL: 5/16" thick steel top allows for extended heat radiation and adds lasting durability.
- HIGH HEAT BAFFLE: The high heat ceramic baffle is made of high quality ceramic that won’t deteriorate.
- CERAMIC GLASS: High temperature ceramic glass stands up to the changing temperatures inside the firebox.
- FIREBRICK LINED: High-density firebricks line the interior of the firebox, allowing for closer clearances and more heat distribution into the room.
Specifications
| Model | Gateway 3500 |
| Color | Metallic Black |
| Combustion Technology | Non-Catalytic |
| Fuel Type | Dry Cordwood |
| EPA Certification | EPA 2020 Certified |
| Firebox Size | 3.5 cu. ft. |
| Heating Area | 1,000 to 2,700 sq. ft. |
| BTU Ratings (AWEIS) | 110,000 |
| Average overall efficiency - HHV | 71 % |
| Average overall efficiency - LHV | 76 % |
| Optimum efficiency | 77 % |
| Burn Time | 10 Hour |
| Diameter Flue | 6-inch |
| Maximum Log Length | 22-inch |
| Mounting Location | Freestanding |
| Decorative Style | Classic/Traditional |
Dimensions
| Width | 28" |
| Height | 34" |
| Depth | 25" |
Warranty

- LIMITED LIFETIME: Combustion chamber (welds only) and cast iron door frame, Ceramic Glass, Plating (manufacture defect), step top.
- LIMITED 7 YEAR: Surrounds, heat shields, ash drawer, pedestal, C-Cast Baffle, secondary air tubes, deflectors and supports.
- LIMITED 5 YEAR: Handle assembly, glass retainers, air control mechanism, removable carbon steel combustion chamber components.
- LIMITED 2 YEAR: Standard and optional blower, heat sensors, switches, rheostat, wiring and electronics.
- LIMITED 1 YEAR: Paint peeling, gaskets, insulation, ceramic fiber blankets, firebricks and other options.
- LIMITED 90 DAY: All parts replaced under warranty.
Tax Credit Information
This Wood Stove is Eligible for the 26% Tax Credit Program
?75% HHV Efficiency
- The 26% tax credit is valid from January 1, 2021 through December 31, 2022. In 2023, the tax credit will remain in effect for the entire year, but the percentage steps down to a 22% tax credit.
- Customers will claim their tax credit when they file their taxes on IRS form 5695 under “Residential Energy Efficient Property Credit “. They will need their purchase receipt (showing the cost of product and installation).
- Customers will also need the manufacturer certificate stating that the stove qualifies for the credit and is at least 75 percent efficient HHV.
- The credit applies to qualifying wood and pellet stoves and, unfortunately, not to the gas stoves.
- People who have zero tax liability may not qualify for the tax credit. It's recommended to consult a qualified tax professional to determine if the customer is eligible to take advantage of this tax credit.
About The Manufacturer

Founded in 1932, Empire Comfort Systems is a trusted American manufacturer of high-quality heating products known for their reliability, efficiency, and innovation. Family-owned and proudly made in the USA, Empire produces a wide range of fireplaces, gas log sets, room heaters, wall furnaces, and zone heating solutions designed to deliver dependable comfort and long-term value. Renowned for pioneering safety features such as Oxygen Depletion Sensor (ODS) technology and for developing highly efficient heating systems, Empire continues to be a leading choice for homeowners seeking durable, energy-efficient, and easy-to-operate heating products.







