The Best You Can Get: Our 100% Satisfaction Guarantee Expert Service, Guaranteed. It makes so much sense, you’d think everyone would do it. But they don’t. For some HVAC repair service and installation companies, their guarantee (if they have one) lasts about as long as it takes for the service tech to go back out to his truck. We look at things a little differently. You see, we want your service experience with Parker Pearce Service Experts Heating & Air Conditioning in Gaithersburg to be one of the best service experiences you’ve ever had. Ever. That’s why we provide the Service Experts 100% Satisfaction Guarantee. You read that correctly, one hundred percent. Plus we give it to you in writing. 12-Month Service Work Guarantee If you are not totally satisfied for the first year following the service work performed by Service Experts, we will promptly address and perform to your complete satisfaction those issues regarding material and workmanship or we will refund your service call fee. 12-Month Product Installation Guarantee If you are not totally satisfied with our product installation work, we will promptly address and perform to your complete satisfaction those issues regarding material or workmanship or we will remove the installed equipment and refund your money. We provide Expert Service, Guaranteed. It’s our 100% commitment to to our customers. So whether it’s an energy-saving Precision Tune-Up, heating or cooling equipment repair, or comprehensive HVAC installation, call Parker Pearce Service Experts of Gaithersburg at 301-476-4577. You’ll like our commitment to delivering expert service to ensure your home’s comfort.