CENTRAL BOILER INC

What CENTRAL BOILER INC does

Central Boiler, Inc. is a privately held manufacturer of outdoor heating furnaces founded in 1984 and headquartered in Greenbush, Minnesota. The company designs and produces water-jacketed outdoor furnaces that burn wood, coal, or wood pellets and distribute heated water through insulated underground piping to homes, shops, barns, pools, and hot tubs. Its product portfolio comprises four core furnace families — the Classic Edge Titanium HDX (EPA Step 2 Certified wood), the Classic (legacy wood, non-residential in the U.S.), the Classic XC (coal with optional dual-fuel burner), and the Maxim M255 PE (wood pellet) — alongside complementary ThermoPEX insulated piping, Stryker log splitters, and replacement parts. Differentiated engineering features include a titanium-enhanced stainless steel firebox, patented Ripple Top firebox geometry, HeatLock Baffle secondary heat exchanger, Combustion Dome, and a Cyclone Side Draft actuator-controlled air delivery system, with the company claiming up to 60% less wood consumption versus conventional outdoor furnaces.

A second layer of differentiation is the FireStar Combustion Controller, a Wi-Fi-enabled module with a MyFireStar.com dashboard and the Central Boiler Connect iOS/Android apps that provides remote monitoring, alerts, and historical performance logging. Central Boiler monetizes the business through one-time hardware sales of furnaces, controllers, and accessories, plus replacement-parts revenue from the installed base. The company operates an exclusive authorized-dealer go-to-market across the United States and Canada — dealers handle sales, installation, and local support — and complements the channel with a content-heavy website, video testimonials, email signup, and promotion of federal/state tax credits and dealer financing. Customers are segmented horizontally across residential (primary), commercial, and agricultural end-users, with no named enterprise anchor customers and a long tail of individual property owners served through the dealer channel.

Name

CENTRAL BOILER INC

Legal name

Central Boiler, Inc.

Website

https://centralboiler.com

Company type

Private

Founded year

1984

Operating status

Operating

Headcount range

51–100 employees

Short description

Central Boiler is a Greenbush, Minnesota-based manufacturer of outdoor wood, coal, and wood-pellet furnaces with patented combustion and titanium firebox technology, selling through an authorized dealer network to residential, commercial, and agricultural customers in the U.S. and Canada.

Ownership category

akta.pro rank

Product category

Outdoor Wood Furnaces and Heating Equipment

NAICS

Heating Equipment (except Warm Air Furnaces) Manufacturing (333414)

SIC

Heating Equipment, Except Electric & Warm Air Furnaces (3433)

akta.pro primary industry

Boilers, Furnaces & Process Heating Equipment (IMAHAKAD)

akta.pro secondary industry

Heat Transfer Equipment (Heat Exchangers, Boilers, Condensers) (IMAHAEAC)

Keywords

• Outdoor wood furnaces
• Outdoor coal furnaces
• Wood pellet furnaces
• Residential heating equipment
• EPA certified boilers

Headquarters

HQ city

Greenbush

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Outdoor Furnace Hardware Sales: Direct sales of outdoor wood, coal, and pellet furnaces through a network of authorized dealers. Products include Classic Edge HDX, Classic, Classic XC, and Maxim models sold with various features and capacities.
2. Parts and Accessories: Sale of replacement parts, accessories, and optional upgrades including the FireStar XP Wi-Fi module and other components

Go-to-market motion1 record

Distribution channels1 record

Marketing channels6 records

Core offering

Central Boiler manufactures outdoor furnaces that burn wood, coal, or wood pellets to heat water, which is then circulated through insulated pipes to heat homes, businesses, shops, barns, pools, and other structures. Its product portfolio includes the Classic Edge Titanium HDX (EPA Step 2 certified wood furnace), Classic (non-residential wood furnace), Classic XC (coal furnace), and Maxim M255 PE (wood pellet furnace), supported by the FireStar Wi-Fi combustion controller, ThermoPEX piping, Stryker log splitters, and replacement parts.

Product overview

Central Boiler Inc manufactures a complete portfolio of outdoor heating solutions for residential, commercial, and agricultural applications. The core product line consists of four main furnace categories: the Classic Edge Titanium HDX (EPA-certified outdoor wood furnace), the Classic (original outdoor wood furnace for non-residential use), the Classic XC (titanium series outdoor coal furnace with dual fuel capability), and the Maxim (EPA-certified outdoor wood pellet furnace). The portfolio is supported by complementary products including ThermoPEX insulated piping, Stryker log splitters, and parts/accessories. Central Boiler's smart heating technology centers on the FireStar Combustion Controller with Wi-Fi connectivity, paired with the Central Boiler Connect mobile app for remote monitoring and the MyFireStar.com web dashboard.

Differentiator

Problem solved

Functional benefit

Brands

• Classic Edge HDX: Titanium Series Outdoor Wood Furnace - EPA Step 2 certified, most efficient outdoor wood furnace with up to 60% less wood usage
• Classic
• Classic XC
• Maxim
• FireStar
• ThermoPEX
• Stryker

Products and services

• Classic Edge Titanium HDX Outdoor Wood Furnace EPA Step 2 Certified outdoor wood furnace featuring a titanium-enhanced stainless steel firebox designed for zero corrosion and lifetime durability. Uses up to 60% less wood than conventional outdoor furnaces, is cleaner-burning, and is equipped with the FireStar Wi-Fi controller for remote monitoring. Sold to homeowners and other buyers through Central Boiler's authorized dealer network.
• Classic Outdoor Wood Furnace The original outdoor wood furnace from Central Boiler, designed for non-residential applications in the U.S. following the EPA's New Source Performance Standards. Used by business, shop, and barn owners for outdoor heating.
• Classic XC Outdoor Coal Furnace Titanium Series outdoor coal furnace inspired by the Classic model, delivering low-maintenance operation and Dual Fuel Ready capability for backup with fuel oil, natural gas, or propane. Available in 6048 and 5036 models through authorized dealers.
• Maxim M255 PE Outdoor Wood Pellet Furnace EPA Step 2 Certified outdoor wood pellet furnace with an integrated hopper holding up to 600 lbs of pellets, electric ignition for fuel savings, optional FireStar XP Wi-Fi module, and 96.2% overall efficiency (LHV). Can heat multiple buildings, pools, and hot tubs and is sold through authorized dealers.
• FireStar Combustion Controller Wi-Fi enabled combustion controller for Central Boiler outdoor furnaces that provides remote monitoring, real-time alerts, and operational dashboards via the MyFireStar.com web portal and Central Boiler Connect mobile app. Sold as an accessory/upgrade and supported by the Central Boiler Connect mobile application on iOS and Android.
• ThermoPEX Insulated Piping Insulated piping system in the ThermoPEX product line used to connect Central Boiler outdoor furnaces to the buildings being heated, sold through authorized dealers.
• Stryker Log Splitters Stryker line of log splitting equipment sold as part of Central Boiler's product portfolio for preparing wood fuel to feed outdoor wood furnaces.
• Parts and Accessories Catalog of replacement parts and accessories for Central Boiler outdoor furnaces, including FireStar controller modules, heat exchangers, and maintenance tools, available through the product page and authorized dealers.
• Central Boiler Connect Mobile App Mobile application for iOS and Android that pairs with the FireStar combustion controller to provide remote monitoring, operational alerts, and performance history for connected Central Boiler outdoor furnaces. Available on the Apple App Store and Google Play Store.

Quantifiable outcome

• Uses up to 60% less wood than conventional outdoor furnaces
• +2 more outcomes

Named customers1 record

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration6 records

Feature8 records

Scale indicators1 record

Recent moves6 records

Expansion highlights5 records

Direct peers

• HeatMaster SS: HeatMaster SS manufactures outdoor wood and alternative-fuel furnaces sold through a dealer network, directly competing with Central Boiler's Classic Edge HDX and Maxim lines across the same rural, cold-climate segments.
• WoodMaster (Master Industries): WoodMaster builds outdoor wood furnaces and forced-air units, overlapping with Central Boiler's residential and agricultural outdoor heating use cases and dealer-led distribution model.
• Hardy Outdoor Wood Furnace: Hardy produces outdoor wood furnaces targeting the same whole-home, multi-building heating segment as Central Boiler, competing head-to-head through regional dealers in rural North America.

Broad incumbents

• Froling (Heizkessel- und Behälterbau GesmbH): Froling is a leading European manufacturer of biomass boilers and wood-chip furnaces. It addresses the same biomass-based heating customer need as Central Boiler but with a broader industrial and residential product portfolio.
• Viessmann: Viessmann manufactures boilers, biomass heating systems, and heat pumps across residential and commercial segments. Its biomass and hydronic heating lines compete with Central Boiler's wood and pellet furnaces.
• Quadra-Fire (Hearth & Home Technologies): Quadra-Fire is a major U.S. wood and pellet stove brand under Hearth & Home Technologies. It serves the same renewable-heating customer base as Central Boiler but with indoor combustion appliances rather than outdoor furnaces.
• Mitsubishi Electric (Heating & Cooling): Mitsubishi Electric is a dominant cold-climate air-source heat-pump manufacturer. Heat pumps are the primary long-term alternative to outdoor wood/coal furnaces and represent the largest competitive threat to Central Boiler's positioning.
• Daikin Comfort Technologies: Daikin sells ducted and ductless heat pumps across North America, including cold-climate models that increasingly compete for the same residential heating customers Central Boiler serves.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/centralboiler

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about CENTRAL BOILER INC