ECONOFROST Night Covers at 6 hours a day compared to no Night Covers
| 720 Feet | 1 Year Savings | 10 Year Savings |
|---|---|---|
| Electricity | $28,154 | $281,540 |
| Lbs. of CO2 | 341,948 | 3,419,480 |
| Cars Removed for 1 year | 32.27 | 322.70 |
| Planting "x" acres of trees | 53.09 | 530.90 |
Energy Saved Per Year, Compare the difference with an integrated night cover
| Without night covers | With night covers | Savings |
|---|---|---|
| Ele1,385 BTU/feet | 831 BTU/feet | 554 BTU/Feet |
| Conversion to KWh per foot | Number of feet in a type store | KWh saved per store per hour | KWh saved per store per day | kWr saved per store per year |
|---|---|---|---|---|
| 554 BTU*0.000293 | 720 Feet | 0.16 kWr * 720 feet | 116.87 kWr * 6 hours | 701.23 kWr/day * 365 days |
| = 0.162322 kWr/feet | = 0.16 kWr * 720 feet | = 116.87 kWh | = 701.23 kWr/day | = 225.949.32 kWr/year |
Further savings to the environment
| Dollars per year per store of electrical savings | Lbs of CO 2 saved per year per store | Equivalent Number of cars removed per year per store | Equivalent to planting x number of acres per trees |
|---|---|---|---|
| 225.949.32 kWr/year * 0.11/kWr | 225.949.32 kWr/year * 1336 lb. CO2/1000 kWr | 341, 948 CO2/year divided by 10,597 lbs. CO2/year | 225.949.32 kWr/year * 1.4 acres/6750 kWr |
| = $28,154.43 | = 341,948 lbs.CO2/year | = 32.27 cars | = 53.09 acres/year |
| Conversion Factors | Sources |
|---|---|
| Watts to BTU multiply by 3.413 | 1,000 kWr = 606 kg CO2 |
| BTU to kWr multiply by 0.000293 | 13,000 miles per year at 24 mpg |
| Watts to kWr multiply by 0.001 | 6,750 kWr = 1.4 acres of trees Clark Reed, Getting Noticed, Your Guide to Self-Promotion |