Current HVAC Promotions from Davis Heating & Air Conditioning You could say you just found the chocolate to go on top of your sundae. Or you could just appreciate the fact that you’re getting a little savings you may not have expected. Either way, you’ve struck gold, because we have a couple special HVAC promotions that will probably interest you. From routine maintenance savings to new or replacement system savings, make sure you get the most out of all the promotions in Rocky Mount. To get greater savings, be sure to ask about potential federal tax credits and other rebates that may be given out by your utility company.