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Covid-19 Response:

In response to the Covid-19 pandemic, we are taking extra precaution to ensure we provide a safe work environment not only for our employees, but for you! We are offering 24/7 emergency service support and are doing our best to ensure that our customers are taking care of in a timely manner! Please call us for more information, and we appreciate your patience. Stay safe and healthy. Thank you!

Ensure that your equipment is 100% compliant with New York State law with expert assistance from the professionals at Seaford Avenue Corp. Our CERTIFIED inspection services are designed to give you the peace of mind - and compliance - you need when it comes to backflow preventers.

 • County Certified inspections

 • Backflow testing

 • Complete system installations

 • Standpipes


24/7 Emergency Service



Nassau County and Suffolk


and the

5 Boroughs 

of New York City


Weschester County



We are proudly affiliated with Local 200

We're your safe choice for municipal, industrial, and commercial plumbing needs. Whether it's our 24/7 emergency services or proven track record with a number of municipalities and commercial enterprises, you can trust our experts to serve your unique plumbing needs right.

Licensed to Serve You

 • City of Long Beach Lic# 1494

 • Westchester County Lic# C1320

 • Town of North Hempstead Lic#1482 PR

 • City of New York Lic# 2285

 • Town of Oyster Bay Lic# B1482TOB

 • Town of Huntington Lic# 2355

 • Town of Hempstead Lic# 2633

 • Suffolk County Master Plumber Lic#49205-MP

 • Town of Babylon Lic# 1749

 • Village of Roslyn Lic# P60

 • Town of Islip Lic# 1161

 • Village of Lynbrook Lic# 35069

 • Village of Freeport Lic# A854

 • Village of Rockville Center Lic# 142


Certified Backflow Testing and Installations

Dedcated to Great Service