Serving NYC & NJ O.P. Piping Expert LLC provides full-service plumbing, gas piping, heating, sprinkler, drainage, and backflow systems. We build systems from scratch for homes, restaurants, high-rise buildings, and commercial properties. Services include boilers, radiant floors, hot water heaters, sewer and waste lines, gas leak repair, fire protection, gas load filings, and DEP testing. We handle rough-in to finish, permitting, and sign-offs. Trusted by homeowners and GCs for code-compliant installs, expert craftsmanship, and fast turnaround. Call now to schedule your estimate with NYC’s most reliable plumbing team. The CEO has over 10 years of experience serving the NYC area."