24 0 Tons of Vegetable greenhouses Electricity Boiler The cost of

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ENERGY STAR Most Efficient 2021 Geothermal Heat Pumps ...

24.0: 4.3: 1611: $176: $2634: 47%: ted026: teh049: 50800: 23.6: 4.2: 3170: $346: $5183: 46%: ted049: teh064: 66200: 22.8: 4.2: 4240: $462: $6933: 44%: ted064: teh072: 71700: 20.1: 3.8: 5128: $559: $8384: 38%: ted072: teh026: open loop: 28700: 31.3: 5.2: 1398: $152: $2285: 57%: ted026: teh049: 55800: 30.2: 5.0: 2821: $308: $4613: 56%: ted049: teh064: 71500: 28.4: 4.9: 3758: $410: $6144:

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Heating requirement and its costs in greenhouse structures ...

Aug 01 2013 · Basic variable costs of heating system consist of fuel labor and electricity and maintenance inputs. The labor and electricity costs were determined by consulting heater manufacturers and greenhouse farmers. A general approach the system maintenance costs were regarded as 5% of the investment cost .

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