High-Efficiency Boiler Systems

Maximize Greenhouse Efficiency with High-Performance Boiler Solutions

Low-mass boiler solutions,
efficiency you can rely on.

Boilers are the heart of the greenhouse and key to climate conditioning systems. Our low-mass boiler systems are custom-engineered to maintain environmental setpoints, accommodate your facility’s layout, and operate with maximum efficiency. Boilers power hydronic heating, irrigation tempering, CO₂ enrichment, and are utilized in AC and dehumidification systems.

Now offering RBI® high-efficiency boilers—trusted for their compact design and powerful performance. These precision-engineered condensing systems deliver up to 10 million BTUs in a fraction of the space of traditional steam or biomass boilers.

Heat that works as hard as you do.

Low-mass boilers deliver consistent heat while reducing fuel consumption, saving you money and supporting healthy plant growth.

You'll never be caught in the cold.

With precision-engineered condensing boilers, heat is delivered only when and where it’s needed. Maximize reliability, save space, and create the perfect growing environment year-round.

carbon dioxide injection system for boosting plant yields

Why Low Mass Boilers?

BioTherm CO₂ generator optimizing greenhouse plant growth

High Efficiency

Condensing boilers are highly efficient, capturing and utilizing heat that would otherwise be lost. This results in significant energy savings and reduced operating costs.

Lower Fuel Consumption

Due to their high efficiency, condensing boilers consume less fuel compared to conventional boilers, saving money and reducing gas emissions.

Compact Design

Condensing boilers are often compact, making them suitable for greenhouse facilities/boiler rooms with limited space. Their small footprint allows for easy installation and integration into existing heating systems.

Precise Temperature Control

Condensing boilers offer precise temperature control, only providing heat when called for. This is crucial for maintaining optimal growing conditions and maxmizing crop yields.

 

Longevity

Built for durability, condensing boilers offer a long service life with minimal maintenance requirements, ensuring uninterrupted heating through the growing season.

Official Supplier of RBI® products to the CEA industry

BioTherm is proud to be the exclusive dealer of RBI® boilers for the greenhouse market. A trusted name in high-efficiency boiler technology, RBI continues to lead the industry with innovations that drive performance—like condensing heat exchangers that extract nearly every available BTU from the fuel.

With models ranging up to 10 million BTU/hr, RBI’s versatile lineup includes features tailored for greenhouse needs, such as:

  • Modulating capabilities that adjust output to match fluctuating heat loads

  • Daisy-chaining options to combine multiple boilers for greater capacity

  • Cascading systems that adapt to seasonal demand for optimized efficiency year-round

Whether you’re heating a propagation zone or an entire facility, RBI boilers deliver smart, reliable performance—fully integrated with BioTherm’s climate control systems.

Why Work
With BioTherm?

Proven industry leadership

For over 44 years, BioTherm has pioneered advanced greenhouse technologies. Our extensive expertise ensures each system is precisely tailored to optimize your agricultural operations.

Award-winning innovation

Our Roll’N Grow system, a 2022 finalist for Greenhouse Grower’s Technology of the Year, exemplifies our commitment to setting industry benchmarks for efficiency and performance.

Expert-endorsed solutions

Recognized in the Ball Redbook’s Crop Culture and Production Guidelines, BioTherm’s solutions come highly recommended for their effectiveness in improving heating and sub-irrigation practices.

Grower Stories

Let us know what you're looking for!

From boilers and aluminum fin pipe to dissolved oxygen, CO2 and air conditioning systems, we have all you need to create your perfect climate. Can’t find what you’re looking for? Contact us!

Let’s Grow Together

With over 44 years of unparalleled experience, BioTherm has been at the forefront of revolutionizing greenhouse climate technology. Our mission is to empower growers to craft their own ideal weather, fostering the perfect ecosystem for plants to thrive.