Sandigo Mechanical

Sandigo Mechanical is an HVAC company based in Frederick, taking residential and commercial work across Maryland, D.C., Virginia and Delaware, with certified technicians. It installs and repairs heat pumps and furnaces, replaces air conditioning, and handles ductwork installation for even coverage. A comfort engineer starts a system selection with a load calculation to size the equipment, and heating work takes ductwork, insulation, returns and system size into account. Same-day service and a 24/7 emergency line are offered, along with a pre-season maintenance program of inspections and cleanings and annual maintenance plans meant to extend equipment life and keep operating costs down. Commercial heating and cooling are part of the services. Rated 5.0 from six Google reviews. Confirm service to Middletown by phone.