Welcome, All Type Park Avenue Mechanical specializing in All Phases of Plumbing, Heating, Air Conditioning and Fire Suppression Systems. We have been servicing Long Island for over 30 years with top notch trustworthy service. We are members of the Long Island BBB and the LI Builders Association. We are a Licensed Master plumbing company with EPA Universal Refrigerant Certification and your Local Dealer for GUARDIAN AUTOMATIC STANDBY GENERATORS.