John I Kostynick Plumbing Corp
About us
Long established plumbing & heating company servicing Nassau County, New York. Member of National Association of Plumbing, Heating, Cooling Contractors & The Nassau County Association of PHCC.
Business highlights
Services we offer
& Air Conditioners., & Installation. HVAC Repairs, & Sink Repair & Installation. Generators. Electrical Service, Basement Flood Clean Out, Boiler Repair, Duct Work, Faucet Installation, Leak Repair, Pipe Rooter, Plumbing & Heating – Emergency Repairs, Repair, Replacements, Toilet, Tub, Water Heater Repair & Replacement, Yard Drain Repair
Amenities
Emergency Services
Yes
Free Estimates
Yes
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Licensing
State Contractor License Requirements
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