Greenhouse Heating Equipment
L. B. White Company, LLC
GreenGro™
Designed specifically for greenhouse heating, the GreenGro’s advanced technology saves you fuel costs while delivering a CO2 enriched environment that exceeds all greenhouse combustion and safety standards.
Lower Fuel Costs, Greater Efficiency
The GreenGro’s patent-pending design combines advanced performance and superior fuel efficiency to reduce energy costs and grow profits.
- 99.97% fuel conversion efficiency
- Maximum heat output per fuel dollar
Superior Heat Management
All GreenGro heaters take advantage of L.B. White’s proven direct spark ignition for dependable start up and efficient, automated operation.
- Quick response on-demand heat
- No standing pilot to light
- Powerful blower fan with long heat throw
- Easy integration with building controls
In addition, GreenGro Plus models offer several extra features for even greater fuel and heat management efficiencies, including:
- Two stage temperature control
- Heating and air circulation modes
- Tri-Shield triple coated protection against case corrosion
CO2 Enriched Environment
The GreenGro not only saves you money on heating costs; it also delivers all the benefits of a highly efficient CO2 generator, providing 1250 ppm concentration in only 15 minutes of full output, and 950 ppm at first stage output.
Location Flexibility
Only L.B. White offers you the choice of indoor or outdoor installation.
- Efficient cabinet design offers multiple indoor location options
- Easy to install outdoor mounting kit saves growing space (generally recommended for locations south of Chicago, IL)
Trouble-free Performance Backed by a 10-Year Warranty
With GreenGro, fully enclosed electronic controls, gas valve and motor are standard. There is no expensive heat exchanger to fix or replace. And safety features include a totally enclosed frame, built-in temperature protection, and air flow safety devices.
With heat-treated, corrosion-resistant components and a rugged, heavy gauge steel cabinet, all GreenGro heaters offer a comprehensive one-year product warranty, plus a 10-year warranty against heat chamber and case corrosion.
| GreenGro™ Greenhouse Heaters | GreenGro120 or 120 Plus | GreenGro 220 or 220 Plus | |
| Btu/hr. Rating (Input/Output): | |||
Maximum | 120,000 | 220,000 | |
Intermediate (Plus Models Only) | 65,000 | 120,000 | |
| Heater Configuration: | |||
Direct Spark Ignition | Yes | Yes | |
Centrifugal Blower Fan | Yes | Yes | |
| Air Movement (cfm): | 1,100 | 1,750 | |
| Heat/Air Circulation Switch: | |||
GreenGrow | — | — | |
GreenGrow Plus | Yes | Yes | |
| Fuel Consumption: | |||
Liquid Propane Gas (lbs./hr.) Maximum/Intermediate | 6.8 / 3.0 | 10.2 / 5.6 | |
Natural Gas (cu.ft./hr.) Maximum/Intermediate | 117.0 / 63.0 | 215.0 / 117.0 | |
| Electrical Requirements (Volts/Hz/Phase): | 115 / 60 / 1 | 220 / 60 / 1 | |
Starting/Continuous Amps | 11.8 / 4.5 | 10.5 / 3.5 | |
| Combustion Air Requirements: | |||
Indoor Installation (cu.ft./min.) | 300 | 550 | |
Outdoor Installation (in² of exit area) | 120 | 220 | |
| Combustion Performance: | U.S. Standards for Heater Discharge: | ||
CO (ppm rise) | 5.0 | 1.5 | 1.5 |
NO2 (ppm rise) | .5 | .4 | .4 |
CO2 (ppm) | 4,000 | 3,000 | 3,000 |
Ethylene (ppm) | .015 | .005 | .005 |
| Air Temperature Rise (Fahrenheit): | 110° | 120° | |
| Minimum Clearance (ft.): | |||
Top/Sides/Height | 1 / 1 / 1 | 1 / 1 / 1 | |
Blower Outlet | 6 | 6 | |
| Dimensions: | |||
Length/Width/Height | 30.8 x 18.3 x 28.3 | 36.0 x 22.0 x 30.0 | |
| Net Weight (lbs.): | 116 | 150 | |
| Steel Case Material: | |||
GreenGro | Galvanized | Galvanized | |
Green Grow Plus | Exclusive Tri-shield coating | Exclusive Tri-shield coating | |
| Installations Options: | |||
Indoor Mount | Yes | Yes | |
Outdoor Mount | Yes | Yes | |
Model
Product Number
Description
Price
120 (Inside Mount)
560-0201
Propane Gas Heater, motorized inlet shutter, exhaust fan w/shutter and eyebolts with chain
120N (Inside Mount)
560-1202
Natural Gas Heater, motorized inlet shutter, exhaust fan w/shutter and eyebolts with chain
Contact Us
120 (Outside Mount)
560-1211
Propane Gas Heater, gravity exhaust shutter and outdoor mount kit
Contact Us
120N (Outside Mount)
560-1212
Natural Gas Heater, gravity exhaust shutter and outdoor mount kit
Contact Us
Model
Product Number
Description
Price
220 (Inside Mount)
560-2201
Propane Gas Heater, motorized inlet shutter, exhaust fan w/shutter and eyebolts with chain
Contact Us
220N (Inside Mount)
560-2202
Natural Gas Heater, motorized inlet shutter, exhaust fan w/shutter and eyebolts with chain
Contact Us
220 (Outside Mount)
560-2211
Propane Gas Heater, gravity exhaust shutter and outdoor mount kit
Contact Us
220N (Outside Mount)
560-2212
Natural Gas Heater, gravity exhaust shutter and outdoor mount kit
Contact Us
Model
Product Number
Description
Price
120 Plus (Inside Mount)
560-1231
Propane Gas Heater, motorized inlet shutter, exhaust fan w/shutter and eyebolts with chain
Contact Us
120N Plus (Inside Mount)
560-1232
Natural Gas Heater, motorized inlet shutter, exhaust fan w/shutter and eyebolts with chain
Contact Us
120 Plus (Outside Mount)
560-1241
Propane Gas Heater, gravity exhaust shutter and outdoor mount kit
Contact Us
120N Plus (Outside Mount)
560-1242
Natural Gas Heater, gravity exhaust shutter and outdoor mount kit
Contact Us
Model
Product Number
Description
Price
220 Plus (Inside Mount)
560-2231
Propane Gas Heater, motorized inlet shutter, exhaust fan w/shutter and eyebolts with chain
Contact Us
220N Plus (Inside Mount)
560-2232
Natural Gas Heater, motorized inlet shutter, exhaust fan w/shutter and eyebolts with chain
Contact Us
220 Plus (Outside Mount)
560-2241
Propane Gas Heater, gravity exhaust shutter and outdoor mount kit
Contact Us
220N Plus (Outside Mount)
560-2242
Natural Gas Heater, gravity exhaust shutter and outdoor mount kit