Photo 1 of Keystone 12,000 BTU Window Air Conditioner with Supplemental Heating

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Photo 1 of Keystone 12,000 BTU Window Air Conditioner with Supplemental HeatingPhoto 2 of Keystone 12,000 BTU Window Air Conditioner with Supplemental HeatingPhoto 3 of Keystone 12,000 BTU Window Air Conditioner with Supplemental Heating