EconoFrost Refrigerator Covers

ECONOFROST Night Covers at 6 hours a day compared to no Night Covers

720 Feet 1 Year Savings 10 Year Savings  
Electricity $28,154 $28, 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 1,385 BTU/feet  
With night covers 831 BTU/feet  
Savings 554 BTU/Feet  


Conversion to KWh per foot 554 BTU*0.000293 = 0.162322 kWr/feet  
Number of feet in a type store 720 Feet = 0.16 kWr * 720 feet  
KWh saved per store per hour 0.16 kWr * 720 feet = 116.87 kWh  
KWh saved per store per day 116.87 kWr * 6 hours = 701.23 kWr/day  
kWr saved per store per year 701.23 kWr/day * 365 days = 225.949.32 kWr/year  

Further savings to the environment

Dollars per year per store of electrical savings 225.949.32 kWr/year * 0.11/kWr = $28, 154.43  
Lbs of CO 2 saved per year per store 225.949.32 kWr/year * 1336 lb. CO2/1000 kWr = 341, 948 lbs.CO2/year  
Equivalent Number of cars removed per year per store 341, 948 CO2/year divided by 10,597 lbs. CO2/year = 32.27 cars  
Equivalent to planting x number of acres per trees 225.949.32 kWr/year * 1.4 acres/6750 kWr = 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