Cutting Energy Costs in St. Johnsbury, VT
The house is a two-story 4,800 (total) square foot log structure built by its owners several decades ago. The roof is supported by scissor trusses, which create vaulted ceilings and a small attic space above the ceilings. Originally, there were two boilers providing the heat, a Frank’s Wood Boiler and a separate oil boiler, both […]
Featured T4 Installation at the Marsh-Billings-Rockefeller National Historical Park

Boilers: Fröling T4 150 (500,000 Btu/r) wood pellet/wood chip boiler. Previously installed Garn WH1500 (177,000 Btu/hr) with a water capacity of 1,420 gallons. Thermal Storage: The Garn’s water capacity is used as the thermal buffer tank. Fuel Storage: 20’ shipping container modified for fuel storage Fuel Delivery: Modified P4 cyclone (day hopper) suction device. Sold […]
Announcing The Fröling Turbomat 500
The first Fröling Turbomat 500 (TM 500) has arrived in the USA! The TM 500 is a 1.7 mm Btu/hr. boiler capable of burning wood chips up to 45% moisture content or wood pellets. The boiler weighs over 18,000 pounds, in large part due to its heavily bricked firebox, which is necessary for wetter wood […]
Happy FHG Owner
Equipment Boiler: Fröling FHG 20/30 (100,000Btu/hr) wood boiler. Gas back-up boiler. Thermal Storage: Custom-built 600 gallon open atmospheric tank with heat exchangers. Domestic Hot Water: Solar Thermal with 120-gallon Indirect Water Heater. Sold and Installed By: Sun Energy 1599 270th Avenue, Mora, MN 55051 The customer has completed his third heating season and is thrilled […]
Featured Fröling FHG Wood Boiler Installation
Equipment Boiler: Fröling FHG 20/30 (100,000Btu/hr) wood boiler. Thermal Storage: Two 300 gallon ASME steel tanks. Domestic Hot Water: Turbomax 23 Sold By: Sunwood Biomass 124 Fiddlers Green, Waitsfield, VT 05673 Installed By: Jackman’s Inc. 32 Pine Street, Bristol, VT 05443 The system is installed in a 1,700 sq. ft. home with radiant floor heat […]
Fröling FHG Installation-Step By Step

We were happy to receive the following images of a FHG wood boiler installation from start to finish. The Fröling 40/50 is installed in a newly constructed attached insulated addition that is connected to the main house. The boiler is piped to the home with properly sized, insulated underground tubing to the home’s basement. The […]
Fröling T4 Installation-Lothrop Elementary School, Pittsford, Vermont

There are two new Fröling T4 boilers heating the two buildings that make up the Lothrop Elementary School. The boilers were installed by Sunwood Biomass 802-583-9300.
Fröling T4 Installation-Proctor Elementary, Proctor, Vermont

The Fröling T4 is the newest boiler to our lineup. The T4 is a commercial or institutional ASME-rated boiler that will burn both wood pellets or dry wood chips. 500,000 BTU/hr ASME Pressure Vessel Fully Automatic Wide range of fuel feed systems The Proctor Elementary School is approximately a 60,000 sq. ft. building that originally […]
The First Fröling T4 Wood Chip Boilers Have Arrived

The first Fröling T4 boilers have arrived and are being installed. The T4 is a 500,000 Btu/hr. commercial grade boiler that can burn both wood chips or wood pellets. This installation is at the Sharon Elementary School, located in Sharon, VT.