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Old 12-01-2012, 02:38 PM   #15 (permalink)
gone-ot
...beats walking...
 
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...and, automotive DC heater fan motors are NOT very efficient at all either, so consider how much load there might be during either:

(a) driving at night with A/C and stereo blasting.

(b) driving at night with heater and stereo blasting.
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