Question? Comment? Email Us, It’s That Easy Trying to reach us? Email us a quick question and we’ll be sure to answer any question or address any issue you may have. We want to make sure you’re always in touch with your heating and cooling, so don’t waver about getting ahold of us. If you require emergency service or need heating and cooling service within 4 hours, please call us as soon as possible at 301-476-4577.