Markool Heating Cooling Plumbing

Markool Heating & Cooling, established in 2016, is a well-regarded business for heating and air conditioning services in Frederick, MD, and the surrounding areas. They offer a professional team, excellent Carrier products, free estimates, and competitive pricing. Markool's expertise spans across both residential and commercial heating, air conditioning, and air quality services. Recently, a satisfied customer engaged Markool for HVAC vent cleaning and was impressed with the quality of work. Another customer experienced a heat pump failure and reached out to Markool on a recommendation. The business responded promptly, scheduling a technician for the next day. During the HVAC system installation, Markool made the process easy and pleasant. One technician, named Hunter, was praised for his professionalism, politeness, and knowledge. In another instance, Hunter and his partner Jacob provided a thorough inspection of two systems, taking several hours to explain their observations and provide an estimate. Ryan also demonstrated professionalism and knowledge, giving good maintenance tips and explaining each step of the repair process. The team at Markool worked diligently to ensure that repairs were completed on time and in an excellent manner, even during a small hiccup. A third customer has had only positive experiences with Markool, citing their reliability, professionalism, and exceptional customer service. This customer purchased a complete new HVAC system and a tankless water heater from Markool, impressed by the swift and diligent installation. They expressed gratitude towards the Markool team and highly recommend the business for any HVAC-related needs. Additionally, a customer seeking plumbing help appreciated the detailed explanations and options provided by technician Richard Conner, recognizing Markool as a trustworthy company for future HVAC or plumbing needs.