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.
Technical Support
Technical Articles
| Unit Heaters | |
| Perhaps the most common piece of equipment in commercial greenhouses... ...is the gas-fired unit heater. |
GrowerTalks Magazine Technology Report |
| Warm Floor Systems | |
| Do I Have a High Water Table Problem? | Greenhouse Construction Considerations |
| The 3/4" Paradigm Why are inches inches? Miles miles? |
Greenhouse Construction Considerations |
| Subirrigation | |
| Subirrigation has a track record as a relatively safe method of irrigation, but the USDA’s Action Plan has muddied the water. | Troubled Waters |
| Flood Floors | |
| Should a Grower even consider Flood Floors in a single Quonset house? Or in a couple bays of gutter-connected houses? Maybe! |
GrowerTalks Magazine Technology Report How small can you go? |
Product Manuals
| Benchwarmer | |
| Benchwarmer Installation Instructions |  BW Installation 3227K |
| 1-Zone | |
| I-Zone Control Installation Instructions | I-Zone Control 25K |
| StarFin/DuoFin | |
| StarFin/DuoFin Installation Instructions | Star-Duo Installation 932K |
| StarFin/DuoFin Water Maintenance | Star-Duo Water Maint 433K |
| Microclimate/Megatube | |
| Microclimate/Megatube Water Maintenance | MC-MT Water Maint 97K |
Current Prices for Commonly Ordered Items (10/08)
| Common Parts |
| Lennox Unit Heater Pricing |
| Sial Unit Heater Pricing |
| One To Five Bench Kits |
PDFs
| Proposal Questionnaire | ||
| Get proposals for Hot Water Heating Systems and Flood Floors | TrueLeaf’s Integrated Proposal Questionnaire gives you the chance to tell us what you have and what kind of systems you are looking for. | Proposal 253K |
| Get proposals for a Heating System | This express proposal questionnaire will allow you to quickly tell us specifically about your heating needs. | Proposal 97K |
| BioTherm Microclimate | ||
| The Original TrueLeaf Benchwarmer Kits | Heating Kits, now featuring three choices of tubing, including: TWO NEW Roll-N-Grow options for easier bench and floor heating Water Treatment/Water Test Kit. |
Brochure 5212K Brochure 476K Price list 419K Price list 42K |
| Unit Heaters | ||
| TrueLeaf Sial Airfarm Unit Heater |
Direct-fired heaters No heat exchanger means 99% efficiency and less to go wrong! |
Brochure 1870K Brochure 94K |
| TrueLeaf Sial Airflow Unit Heater |
Finally a high efficiency indirect greenhouse heater! Developed and produced in Italy with state-of-the-art manufacturing technology. | Brochure 2163K Brochure 172K |
| TrueLeaf Sial Mirage Unit Heater H/P Systems |
The most efficient oil fired heater available, also runs on biodiesel! | Brochure 1756K Brochure 177K |
| TrueLeaf Lennox Unit Heater Systems |
Greenhouse Unit Heaters Redefined! Dave Lennox started building heaters 100 years ago in Iowa. The same heritage and quality values that he began with are evident in these LF24 unit heaters for greenhouses. | Brochure 4454K/a> Brochure 283K |
| Mat Systems | ||
| TrueLeaf Roll-N-Grow Mat Systems enhance your growth environment |
Heating a floor area or a bench has never been easier! We offer our Roll-n-Grow mat systems in two styles, one optimized for bench application and one that’s just right for heated floors. | Brochure 2948K Brochure 133K |
| Filtration Systems | ||
| TrueLeaf Clearstream Media Filter Greenhouse Filtration System |
The Clearstream Media Filter provides a highly efficient and reliable means of removing solids from irrigation water. Clearstream filters work by the process of “moving media”— a filter cIoth is moved incrementally as it is used. | Brochure 1788K Brochure 105K |