AC Repair Brooklyn NY – We Do All Air Conditioner Repairs – Install and Repair All Thermostats – Professional Diagnosis and Service – Open 24 Hours! "For over 17 years The Heating Cooling Doctor has provided Brooklyn residents and businesses with the finest HVAC service available anywhere. We professionally diagnose, repair and provide maintenance for your heating and cooling system. And we offer 24 hour emergency service, too. Services include installation and repair of central AC units, mini split air-conditioning unit... read full review »