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Undertoad · 01-03-2014, 09:53 PM

All heat pump users use electricity "emergency heat" when the outdoor air is too cold to exchange heat, or the outdoor unit is under a foot of snow and won't operate normally.

01-03-2014, 09:53 PM	#618
Undertoad Radical Centrist Join Date: Jan 2001 Location: Cottage of Prussia Posts: 31,423	All heat pump users use electricity "emergency heat" when the outdoor air is too cold to exchange heat, or the outdoor unit is under a foot of snow and won't operate normally.