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Biomass / Multifuel

Automated Fuel Handling. Multi-Fuel Flexibility. Commercial biomass boiler built for large heating loads up to 950,000 BTU.

409 Titanium Enhanced Stainless Steel • American Made in International Falls, MN • 20-Year Warranty

Crown Royal Biomass Series Bio950 commercial outdoor furnace

Biomass Series Features

An automated hopper and multi-stage heat recovery system built for large, demanding heating loads.

Crown Royal Biomass Series Bio950 fuel metering box

Metering Hopper & Auger

Sensors confirm fuel is present as the adjustable auger feeds the firebox.

Crown Royal Biomass Series Bio950 full-capacity fuel bin

Automated Operations

Large-capacity hopper runs for days between refills.

Crown Royal Biomass Series Bio950 triple-pass heat exchanger

Triple Heat Exchangers

Three heat exchanger stages recover more heat and cut fuel use.

Crown Royal Biomass Series Bio950 rear heat exchanger cleanout

Low Maintenance

Accessible cleanout doors and large ash pans keep upkeep simple.

Crown Royal Biomass Series Bio950 negative draft turbulator tubes

Turbulator Tubes

Turbulators pull extra heat from exhaust before it reaches the chimney.

Crown Royal Biomass Series Bio950 burn crib

Heavy-Duty Burn Crib

A durable burn crib keeps the fire burning hot and clean.

How the Bio950 Works

Air distribution and triple-pass heat recovery, step by step.

Biomass Series Bio950 diagram showing ambient air intake, Omni-O air distribution, triple-pass and turbulated heat exchangers, and chimney exhaust
1

Ambient Air Enters

Fresh air is drawn into the furnace to provide the oxygen the firebox needs for combustion.

2

Air Is Distributed

Pushing through the "Omni-O," positive and negative air pressure forces air around the fire cradled within the firebox, maintaining consistent airflow for efficient combustion.

3

Triple-Pass Heat Exchanger

Super-heated air enters a twisting, water-surrounded chute, transferring heat to the surrounding water.

4

Turbulated Heat Exchanger

That same hot air travels through two sets of water-surrounded heat exchanger tubes, moving down one set and back up the second to maximize heat transfer.

5

Air Exits

After transferring much of its usable heat to the water, the cooler exhaust air exits through the Class-A insulated chimney.

Why Choose a Biomass Series Furnace?

Built for Larger Heating Loads

Designed to handle large commercial, agricultural, industrial, and multi-building applications where a standard residential furnace may not be enough.

Multiple Fuel Options

Burns wood chips, pellets, and other compatible biomass fuels, giving you the flexibility to use whatever fits your operation.

Less Hands-On Operation

Automated fuel delivery and temperature control reduce the need for frequent loading and monitoring, making it easier to maintain consistent heat.

Centralized Multi-Building Heating

Distribute heat to multiple buildings across a property with one centralized system, simplifying heating for connected spaces.

Cost Efficiency

A high-efficiency, multi-fuel design with low fuel consumption and extended burn times keeps operating costs down.

Built for Demanding Applications

Manufactured in the USA with 409 Titanium Enhanced Stainless Steel and backed by a 20-year limited warranty, built for dependable long-term performance.

Where the Biomass Series Gets Used

Commercial Spaces

Dependable, centralized heat for offices, facilities, and other commercial spaces with larger heating demands.

Barns & Agricultural

Heat for barns, farm buildings, livestock areas, and other agricultural spaces through cold-weather conditions.

Warehouses

Heats large open warehouse spaces, storage facilities, and distribution areas where comfortable working conditions matter.

Commercial Greenhouses

Maintains the temperatures commercial growing operations need through colder seasons and overnight conditions.

Radiant In-Floor Heating

Comfortable, even heat across larger floors in shops, garages, barns, and commercial buildings.

Pools & Hot Tubs

Supports heating needs for pools, hot tubs, and other recreational water applications.

Domestic Hot Water

Provides hot water for homes, agricultural buildings, commercial facilities, and other properties with significant demand.

Large Garages & Workshops

Keeps large garages, workshops, and workspaces warm without bringing the furnace or combustion indoors.

Forced Air Heating Systems

Heats larger buildings and multiple spaces through existing or new forced-air systems.

Kiln Dry Wood

Sustained heat for wood-drying operations, kilns, and other processes where controlled heat matters.

Biomass Series Specifications

The Bio950 boiler pairs with an AF-15 automated fuel bin.

Spec

Bio950 Boiler

Estimated Weight

4,400 lbs

Width

83″

Length

111″

Height

99″

Slab Dimensions

12′ × 30′

Chimney Size

8″

Door Size

22″ × 22″

Supply Size

1¼″

Return Size

2×2″, 1×1¼″, 1×¾″

Water Capacity

400 gal

Lower Primary Combustion

150 CFM

Over Fire Combustion Blower

150 CFM

Forced Draft Fan

300 CFM

Approximate Coverage

20,000–32,000 sq ft

Approximate BTUs

950,000

Insulation (Roof/Walls)

R49/R30

409 Stainless Steel

Yes

Additional Details

Biomass Bio950

Estimated Weight
4,400 lbs
Width
83″
Length
111″
Height
99″
Slab Dimensions
12′ × 30′
Chimney Size
8″
Door Size
22″ × 22″
Supply Size
1¼″
Return Size
2×2″, 1×1¼″, 1×¾″
Water Capacity
400 gal
Lower Primary Combustion
150 CFM
Over Fire Combustion Blower
150 CFM
Forced Draft Fan
300 CFM
Approximate Coverage
20,000–32,000 sq ft
Approximate BTUs
950,000
Insulation (Roof/Walls)
R49/R30
409 Stainless Steel
Yes

Biomass Series FAQ

What is the Commercial Biomass Series?

A commercial-grade, automated biomass boiler built for larger commercial and industrial spaces. The Bio950 provides up to 950,000 BTUs and is designed to heat roughly 20,000 to 32,000 square feet.

What fuel can it burn?

It is a multi-fuel system designed to burn wood chips, pellets, and other compatible biomass fuels without requiring adjustments between fuel types.

How does it work?

The system automatically feeds fuel from the hopper into the boiler. Combustion heat passes through the water-filled triple-pass heat exchanger, and the heated water is circulated to the building or buildings being heated.

How often does it need to be refueled?

The automated fuel hopper is built for extended burn times, letting the system run for days or even weeks without refueling, depending on the fuel used and heating demand.

Can I heat multiple buildings with one boiler?

Yes. The Biomass Series can distribute heat to multiple buildings — a Crown Royal Stoves dealer can help determine the right setup for your application.

What maintenance does it require?

Accessible cleanout doors and large removable ash pans make routine cleaning and ash removal straightforward.

Can this heat my house?

The Biomass Series is built for larger commercial and industrial applications. For a smaller-scale automated residential option, see the Flex Series.

See the Flex Series →

What warranty comes with the Biomass Series?

Every Biomass Series furnace is backed by Crown Royal's 20-year limited warranty.

Full warranty details →

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