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Heat loss through a window (R-3) is 7 MMBTU/year. Calculate the payback period if Argon is filled in the window. Assume heating price to be $10/MMBTU. The additional cost for filling Argon is $18 and that
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Heat loss through a window (R-3) is 7 MMBTU/year. Calculate the payback period if Argon is filled in the window. Assume heating price to be $10/MMBTU. The additional cost for filling Argon is $18 and that gives an effective R-value of 8. (Answer to 2 decimal places.)

User Zenocon
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Answer: is ether 0.32 or 0.25 years

Explanation: i done my research

User Sebastian Engel
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