Royall Outdoor Pressurized 6300 – 300,000 BTU

Burns Wood or Coal

$12,362.45

 

High-Capacity Outdoor Wood Heating for Large Homes, Farms & Commercial Buildings

The Royall 6300 Outdoor Wood Boiler is engineered for property owners who need powerful, reliable wood-fired hydronic heat for larger residential, agricultural, and commercial applications. With a heating capacity of up to 300,000 BTU and an oversized firebox capable of accepting logs up to 43 inches long, the 6300 is built to deliver exceptional heating performance while minimizing loading frequency.

Designed and manufactured with Royall’s proven pressurized boiler technology, the 6300 offers an efficient and dependable heating solution for buildings that demand serious heat output during the coldest winter months.

Built for Demanding Heating Applications

Whether you’re heating a large home, workshop, barn, farm facility, warehouse, or multiple structures, the Royall 6300 provides the capacity needed to keep your property comfortable and productive.

The pressurized system design allows seamless integration with existing hydronic heating systems, making it an ideal primary heat source or supplemental heating solution.

Ideal Applications

  • Large residential homes
  • Agricultural buildings
  • Workshops and garages
  • Commercial facilities
  • Warehouses
  • Multi-building heating systems
  • Radiant floor heating
  • Domestic hot water production

Massive Firebox for Longer Burn Cycles

One of the standout features of the Royall 6300 is its spacious 17.7 cubic foot firebox. The large loading area accommodates logs up to 43 inches in length, reducing cutting time and allowing for extended burn cycles between reloads.

Benefits include:

  • Fewer loading cycles
  • Larger wood capacity
  • Improved convenience during cold weather
  • Reduced firewood processing requirements

Efficient Draft Induction System

The Royall 6300 utilizes a powerful 75 CFM draft induction fan to provide consistent combustion air beneath the cast iron grate system. This forced draft design helps maximize heat transfer and supports efficient wood combustion.

Combustion Features

  • 75 CFM draft induction blower
  • Eight cast iron rocker grates
  • Heavy-duty cast iron grate frame assembly
  • Automatic combustion control capability
  • Optimized airflow throughout the firebox

Heavy-Duty Boiler Construction

Built with durability in mind, the Royall 6300 features rugged steel construction using 1/4-inch and 5/16-inch SA boiler plate steel. A high-temperature powder-coated finish helps protect the exterior while maintaining a professional appearance for years of service.

Construction Highlights

  • 1/4″ and 5/16″ boiler plate steel
  • High-temperature powder coating
  • Replaceable firebrick lining
  • Cast iron grate system
  • Serviceable components for long-term maintenance

Royall 6300 Specifications

Heating Performance

  • Heating Capacity: Up to 300,000 BTU
  • Boiler Type: Pressurized Outdoor Wood Boiler
  • Water Capacity: 130 gallons
  • Firebox Capacity: 17.7 cubic feet

Boiler Dimensions

  • Boiler Dimensions: 59″ H x 35″ W x 45.5″ D
  • Shelter Dimensions: 77.5″ H x 49″ W x 83″ D
  • Approximate Weight: 2,715 lbs

Firebox & Loading

  • Maximum Log Length: 43 inches
  • Fuel Door Opening: 17″ x 17″
  • Ash Removal Door: 5″ x 7″
  • Removable Ash Pan Included

Plumbing & Venting

  • Supply and Return Connections: 2″ FNPT
  • Flue Diameter: 6 inches

Designed for Hydronic Heating Systems

The Royall 6300 can be connected to a wide range of hot water heating systems, including:

  • Radiant floor heat
  • Hydronic baseboard heating
  • Water-to-air heat exchangers
  • Unit heaters
  • Domestic hot water systems
  • Multiple-zone heating networks

The boiler can also work alongside propane, natural gas, electric, or fuel oil heating equipment to create a flexible and efficient heating system.

Why Choose the Royall 6300?

Property owners who require substantial heating output often choose the Royall 6300 because of its combination of durability, large fuel capacity, and proven hydronic heating performance. The oversized firebox, heavy-duty construction, and high-capacity water jacket make it well-suited for applications where dependable heat is critical.

When you need an outdoor wood boiler capable of heating larger buildings while reducing dependence on conventional fuels, the Royall 6300 delivers the power, reliability, and long-term value that serious heating applications demand.