Picture | Description | Efficiency | Price range |
Three Stone Open Fire
| Most common Stove. Free. Very smoky and wasteful in fuel utilization. | 11% - 15%. As low as 8% in household cooking testing | Free |
Metal stove
| Health risk to women and children. Made of scrap sheet metal. Life time of 2 - 4 years. Easily available in the market and urban alternatives to 3-Stones. Portable and easy to carry. Low cost. | 20% - 27% | 3 - 5 |
Vehicle Rim
| Made from used vehicle rims. Very robust. Heavy to carry. Lifetime: 5 - 7 years, the reverted model 3 - 5 years Replacement of support after 3 years | 20% - 27% | 3 - 10 |
Self-made Mud Stove
| Made from mixture of clay, cow dunk and rice straw. Supported by 3- stones. Easy to build with local material and labour. Needs frequent maintenance by owner Adaptable to cooking needs and family own pot. Big variation in designs and quality. | 15% - 25% Efficiency gains uncertain | Free |
Clay Stove with Chimney
| Made from mixture of clay, cow dunk and rice straw. Has metal grate as support and requires clay bricks. Smokeless due to chimney. Easy to build with local materials and labour Adaptable to cooking needs, but only fits a specific pot size | Savings of 20% compared to 3-stone open fire | 12 - 20 |