One Hour Air Conditioning & Heating® of Corpus Christi One Hour Air Conditioning & Heating® of Corpus Christi No Service Fee With Completion of Repair! If no repair is made, service fee may apply. Limit one coupon per household at participating locations! Coupon must be presented at time of purchase. Cannot be combined with any other offers or discounts. Management reserves the right to modify offers at any given time. Some restrictions may apply.