Greenhouse Unit Heaters Redefined
The revolutionary tubular heat exchanger inside the Lennox LF-24 series of greenhouse heaters ensures you years of performance and high efficiency. Combustion is precise because of special "in-shot" burners and fan assisted exhaust. Equipped with a TrueLeaf Combustion Air Separator, it's bullet-proof.

Greenhouse Heating Systems



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TrueLeaf has been innovating greenhouse heating systems for over 20 years. A full spectrum of solutions are available, each one precision engineered for your specific needs. TrueLeaf takes the systems approach to greenhouse projects. We make sure all the diverse systems in a greenhouse work effortlessly together in an integrated way.



Hot Water Systems
Unit Heaters
InfraRed Heaters