Flagro Industries

What Flagro Industries does

Flagro Industries Limited is a Canadian manufacturer of temporary industrial heating and portable climate control equipment, founded in 1978 by Bruce Watson and headquartered at 301 Louth Street, St. Catharines, Ontario. The company designs, manufactures, and tests its entire product portfolio at its St. Catharines facility, producing indirect-fired heaters (FVO and FVNP series, 185,000–800,000 BTU) using Riello burner technology with 304 stainless steel heat exchangers, direct-fired heaters (F series, 50,000–1,500,000 BTU) with 100% thermal efficiency, radiant infrared heaters, vapour and liquid propane torches (25,000–2,500,000 BTU), and liquid burners. Under the Airrex sub-brand it also sells portable air conditioners, heat pumps, dehumidifiers, HEPA filtering units, and air-mover fans. Specialty configurations include 3-in-1 self-contained trailer systems integrating heat, lighting, and 8kW power generation. All units are certified to North American safety standards (cETLus, CSA, UL of Canada, DOT) and range from 30,000 to 2,300,000 BTU/hr.

The business operates a hybrid go-to-market combining direct manufacturer-to-customer sales with a network of authorized dealers and distributors across Canada and the United States, supported as of November 2025 by a centralized North American Customer Service Center. Primary customer segments are construction contractors, rental equipment fleet operators, and industrial/commercial facilities. Products are purpose-built for the rental cycle, with robust steel construction, reinforced handles, and industrial-grade wheels to withstand constant transport and 24/7 operation. Pricing is quote-based with no public list prices, warranty is one year against manufacturing defects, and parts typically ship same or next business day.

In September 2022 Flagro was acquired by Sunbelt Rentals, the largest equipment rental company in North America. Following the acquisition, Flagro expanded its manufacturing capacity in St. Catharines and added the Airrex portable climate solutions line, broadening its offering beyond combustion-based heating into year-round portable HVAC and air quality solutions. The company maintains trade affiliations with the Canadian Propane Association, Canadian Rental Association, and American Rental Association to support channel reach. Revenue, headcount, and detailed financials are not publicly disclosed; the company lists 11–50 employees.

Name

Flagro Industries

Legal name

Flagro Industries Limited

Website

https://flagro.ca

Company type

Private

Founded year

1978

Operating status

Operating

Headcount range

11–50 employees

Short description

Flagro Industries is a Canadian manufacturer, founded in 1978 and based in St. Catharines, Ontario, that produces temporary industrial heaters, torches, burners, and Airrex portable climate solutions for construction, rental, and industrial customers across North America, and has been a subsidiary of Sunbelt Rentals since 2022.

Ownership category

akta.pro rank

Headquarters

HQ city

Saint Catharines

HQ country

Canada

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Industrial Heating Equipment Sales: Flagro generates revenue primarily through the manufacture and direct sale of industrial temporary heating equipment including indirect-fired heaters, direct-fired heaters, radiant heaters, electric heaters, torches, burners, and portable climate solutions. Products are sold to rental companies, contractors, and industrial facilities across North America. Units range from small portable heaters to large trailer-mounted systems. Pricing varies by model and configuration, with equipment available through dealers, distributors, and direct sales.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels6 records

Core offering

Flagro Industries manufactures and sells propane, natural gas, and oil-fired temporary heating equipment for the construction, commercial, and industrial sectors. The product range includes indirect-fired, direct-fired, radiant, and electric heaters; liquid and vapor torches and burners; portable air conditioners; HEPA filtration units; heat pumps; and dehumidifiers. All products are manufactured and tested in St. Catharines, Ontario, Canada, and sold across North America.

Product overview

Flagro Industries manufactures and supplies durable temporary heating and climate control products for the construction, commercial, and industrial sectors. Founded in 1978 and acquired by Sunbelt Rentals in September 2022, the company operates from St. Catharines, Ontario and serves customers across North America. The core product portfolio includes: (1) Flagro heaters across four types - indirect fired heaters (FVO series with Riello burners, 185,000-800,000 BTU, featuring recirculating hood technology and up to 150-ft ducting capability), direct fired heaters (F series, 50,000-1,500,000 BTU, dual-fuel propane/natural gas), radiant heaters (FRHR series, 90,000 BTU infrared technology), and electric heaters; (2) torches including vapour torches (FT15 series) and liquid torches (FT6 and FT8 series) ranging 25,000-2,500,000 BTU; (3) liquid burners in well type and straight configurations (FT1-FT5 series, 300,000-2,000,000 BTU); (4) Airrex portable climate solutions including air conditioners (HSC, AHSC, HWC series), heat pumps, dehumidifiers (ADH-8000), HEPA filtering units (HEPA-2000), and fans (AF-2300); (5) specialty trailer-mounted systems including the FVO-1100TR (800,000 BTU dual-heater trailer) and FVO-400LTRC (3-in-1 trailer with heat, lights, and 8kW generator). All products are manufactured in North America, tested before shipping, and certified by third-party bodies including ETL, CSA, and cETLus.

Differentiator

Problem solved

Functional benefit

Brands

• Airrex: Portable climate solutions including air conditioners, heat pumps, dehumidifiers, and HEPA filtering units.

Products and services

• Flagro Heaters Comprehensive range of portable heating solutions including indirect fired, direct fired, radiant, and electric heaters ranging from 30,000 to 2,300,000 BTU output, available in LP, natural gas, or oil-fired options for construction, commercial, and industrial applications.
• Flagro Torches Vapour and liquid propane torches ranging from 25,000 to 2,500,000 BTU. Available as kits with torch, hose, and regulator, or as standalone torches. Safety shut-off models available.
• Flagro Liquid Burners Liquid propane burners from 300,000 to 2,000,000 BTU in two designs: well type (with swan neck for large pots) and straight type (for direct connection). Suitable for industrial heating applications.
• Airrex Portable Air Conditioners Portable air conditioning units under the Airrex brand for temporary cooling solutions. Models include HSC series (HSC-12L, HSC-14P, HSC-18P, HSC-24P, HSC-36P), AHSC series (AHSC-140P, AHSC-14R, AHSC-18R, AHSC-42R, AHSC-60), and HWC-19 water chiller.
• Airrex HEPA Filtering Units HEPA air filtration units including the Airrex HEPA-2000 portable air purifier for maintaining clean, safe air quality in various environments.
• Airrex Heat Pumps Heat pump systems providing both heating and cooling in a single unit, using refrigerant and compressor technology to transfer heat rather than generate it.
• Airrex Dehumidifiers Portable dehumidifiers including the Airrex ADH-8000 model for controlling humidity levels and ensuring air quality.
• Airrex Fans Air mover fans and axial turbo fans including the Airrex AF-2300 for air circulation and ventilation applications.

Quantifiable outcome

• Equipment lifespan of 15-20 years with minimal annual maintenance, providing the best return on investment over the equipment lifetime
• +3 more outcomes

Named customers1 record

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Aggreko: Aggreko is a global leader in temporary temperature control and power, offering large-scale industrial heating and cooling rentals. It addresses the same end-use applications (construction, events, industrial emergencies) as Flagro but at a much larger scale and via a rental-only model.
• Trane Technologies: Trane Technologies is a global HVAC and climate solutions incumbent serving commercial, industrial, and residential markets. While its core focus is permanent systems, it competes with Flagro in commercial/industrial heating and increasingly in portable/temporary climate solutions via service offerings.
• Multiquip: Multiquip manufactures a broad portfolio of construction equipment including generators, compressors, and GA-series heaters. It serves similar contractors and rental customers as Flagro but offers a much wider portfolio, making it a broad incumbent rather than a niche specialist.
• TPI Corporation: TPI Corporation manufactures a wide range of electric and fuel-fired heating products for commercial, industrial, and construction use. While broader in scope (including permanent HVAC), it competes with Flagro in portable/commercial heating categories.
• Carrier (Temporary Climate Solutions): Carrier manufactures commercial HVAC equipment and also offers temporary heating/cooling solutions via its rental services arm. It overlaps with Flagro in serving construction sites, industrial facilities, and emergency heating needs, but at vastly greater scale and brand reach.
• Wacker Neuson: Wacker Neuson produces a broad range of light and compact construction equipment including heaters. While heaters are not its primary focus, it serves the same contractors and rental channels as Flagro across North America.

Direct peers

• L.B. White Company: L.B. White produces portable forced-air, radiant, and indirect-fired heaters for construction, agriculture, and event/tent applications. It directly competes with Flagro's FVO and FRHR series in the same customer base (contractors, rental fleets, agricultural operators).
• Thermobile: Thermobile produces industrial and construction heaters, radiant heaters, and indirect/direct-fired units with a strong European base but expanding North American footprint. Comparable BTU ranges and dual-fuel capabilities make it a direct peer in industrial portable heating.
• Allmand Bros (a Briggs & Stratton brand): Allmand manufactures portable light towers, heaters (Maxi-Heat and ShovelMax lines), and jobsite equipment. Its heater portfolio directly overlaps Flagro's FVO and tent heater (THC) lines, especially in construction and rental channels.
• Heat Wagon: Heat Wagon manufactures portable indirect-fired and direct-fired industrial heaters (P-Series, XL-Series, etc.) serving construction, restoration, and rental markets. It is a direct head-to-head competitor to Flagro in temporary climate control equipment with overlapping BTU ranges and similar fuel flexibility (propane, natural gas, oil, diesel).

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@FlagroIndustries
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Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

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 Flagro Industries