Envirofit G-3300
Envirofit G-3300

Lightweight metal rocket stove mass produced in China. Durable, patented metal alloy combustion chamber and design. Maximizes stove life, quality control, safety and heat transfer. Minimizes emissions, weight and overall cost of the stove over the stove life. This model is no longer being manufactured.

IWA tiers of performance
Show subtiers
2
Emissions
2
Efficiency
2
Indoor emissions
unrated
Safety
Information for consumers
Maximum pot capacity
not available
Approximate lifetime
not available
People fed per meal
not available
Pot type accommodated
(Flat bottom/Round bottom)
not available
Countries deployed
Australia, Bolivia, Burundi, Cambodia, Cameroon, Canada, China, Congo, Côte d'Ivoire, Democratic Republic of Congo, Ethiopia, Fiji, Finland, France, Germany, Ghana, Guatemala, Haiti, Honduras, Hungary, India, Indonesia, Ireland, Kenya, Liberia, Madagascar, Malawi, Mali, Mexico, Mozambique, Namibia, Nepal, Netherlands, Nicaragua, Nigeria, Pakistan, Papua New Guinea, Peru, Philippines, Poland, Portugal, Rwanda, Senegal, Singapore, South Africa, Spain, Switzerland, Tonga, Uganda, United Kingdom, United Republic of Tanzania, United States, Viet Nam, Zambia, Zimbabwe
Common foods cooked
not available
Manufacturer's warranty available?
No
General information
Manufactured in
China
Suggested retail price
not available
Availability
No longer manufactured
Dimensions (l/w/h)
275/261/288 mm
Weight
5.2 kg
Shipping dimensions
287/287/294 mm
Shipping weight
5.7 kg
Local assembly possible?
No
Includes instructions?
No
Other information
not available
Characteristics
Non-traditional, Side-feed, Rocket, Portable, Household
Fuels
Wood
Materials
Metal, Ceramic
Performance details
IWA emissions  
Metric Min value Max value Number of tests
IWA high power CO 3.1 g/MJ-del 5.09 g/MJ-del 4
IWA high power PM 249.5 mg/MJ-del 478.0 mg/MJ-del 4
IWA low power CO 0.043 g/min/L 0.068 g/min/L 4
IWA low power PM 0.357 mg/min/L 2.507 mg/min/L 4
IWA efficiency  
Metric Min value Max value Number of tests
IWA high power thermal efficiency 28.473 % 39.4 % 5
IWA low power specific consumption 0.02 MJ/min/L 0.039 MJ/min/L 5
IWA indoor emissions  
Metric Min value Max value Number of tests
IWA CO 0.237 g/min 0.449 g/min 3
IWA PM 15.142 mg/min 31.917 mg/min 3
IWA high power indoor CO 0.0158 g/min 0.0158 g/min 1
IWA low power indoor CO 0.296 g/min 0.296 g/min 1
IWA high power indoor PM 12.9 mg/min 12.9 mg/min 1
IWA low power indoor PM 3.6 mg/min 3.6 mg/min 1
Efficiency, energy consumption and fuel use
Metric Min value Max value Number of tests
Cold start thermal efficiency 28.236 % 38.0 % 4
Hot start thermal efficiency 28.711 % 41.3 % 4
Fuel consumed 108.0 g/task 121.0 g/task 3
Simmer thermal efficiency 24.98 % 24.98 % 1
Specific fuel consumption cold start 77.51 g/L 77.51 g/L 1
Specific fuel consumption hot start 72.73 g/L 72.73 g/L 1
Temp-corrected specific consumption cold start 77.15 g/L 77.15 g/L 1
Temp-corrected specific consumption hot start 72.8 g/L 72.8 g/L 1
Temp-corrected specific energy cons cold start 1420.72 kJ/L 1420.72 kJ/L 1
Temp-corrected specific energy cons hot start 1340.7 kJ/L 1340.7 kJ/L 1
Burning rate hot start 17.728 g/min 17.728 g/min 1
Burning rate cold start 17.259 g/min 17.259 g/min 1
Burning rate simmer 8.618 g/min 8.618 g/min 1
Specific fuel consumption simmer 95.47 g/L 95.47 g/L 1
Temp-corrected specific energy cons simmer 1758.13 kJ/L 1758.13 kJ/L 1
Average thermal efficiency 32.6 % 32.6 % 1
Output
Metric Min value Max value Number of tests
Cold start firepower 2732.0 W 5297.02 W 4
Hot start firepower 3331.0 W 5440.91 W 4
Simmer firepower 1876.0 W 2645.1 W 4
Mean time to boil 18.1 min 32.1 min 3
Time to boil cold start 21.6 min 21.6 min 1
Time to boil hot start 19.78 min 19.78 min 1
Temp-corrected time to boil cold start 21.5 min 21.5 min 1
Temp-corrected time to boil hot start 19.8 min 19.8 min 1
Turn down ratio 2.04 2.04 1
Emissions
Metric Min value Max value Number of tests
PM2.5 emissions factor (2) 1.7075 g/kg fuel 5.0 g/kg fuel 4
CO emissions factor (2) 26.8625 g/kg fuel 47.0 g/kg fuel 4
CH4 emissions factor (2) 0.945775 g/kg fuel 1.296 g/kg fuel 3
PM2.5 emissions rate 15.26327147 mg/min 27.59845282 mg/min 3
CO emissions rate 0.237 g/min 0.449 g/min 3
Average CO emissions 18.7 g 18.7 g 1
Average PM emissions 995.0 mg 995.0 mg 1
CCT/UCT metrics
Metric Min value Max value Number of tests
Specific consumption (fuel) 143.0 g fuel/kg food 8000.0 g fuel/kg food 3
Specific consumption (energy) 2.6455 MJ/kg food 148.0 MJ/kg food 3
Specific consumption savings from baseline 27.0 % 52.0 % 3
Time to cook food 49.0 min 49.0 min 1
EPTP metrics
Metric Min value Max value Number of tests
Average fuel use 596.7 g 596.7 g 1
High power 3.3 kW 3.3 kW 1
Low power 1.9 kW 1.9 kW 1