Long Island Plumbing & HVAC Done Right the First Time
Family-owned. Nassau & Suffolk service.
Same-day help.
Request Service
Long Island Plumbing & HVAC Done Right the First Time
Family-owned. Nassau & Suffolk service. Same-day help.Request Service
★★★★★ “Best plumber in Nassau County”
★★★★★ “Saved us during emergency”
★★★★★ “On time, clean work, fair price”
★★★★★ “Best plumber in Nassau County”
★★★★★ “Saved us during emergency”
Fast Help for Plumbing, HVAC & Drain Problems Across Nassau & Suffolk
Plumbing Repairs
Leaks, fixtures, pipes, and everyday plumbing issues fixed fast. Learn More
Drain Cleaning
Clear slow, backed-up, and stubborn drains before they become bigger problems. Learn More
Water Heaters
No hot water? We repair, replace, and install high-efficiency systems fast—done right the first time. Learn More
Heating & Furnace
Reliable heat when you need it most—repairs, tune-ups, and installs done right. Learn More
Air Conditioning
Fast, reliable AC repair, tune-ups, and installs to keep your home cool all summer. Learn More
Sewer & Jetting
Clear tough blockages fast with professional hydro jetting and main line cleaning. Learn More
Emergency Service
24/7 response for urgent plumbing and HVAC issues when you can’t wait. Learn More
Installations & Replacements
New system installs and replacement options built around long-term reliability. Learn More
Technicians That Train Constantly — Not Guess
Real training. Real experience. No guessing when it comes to your plumbing, heating, or AC. We fix it right the first time so you’re not calling someone else next week.- ✔ Family Owned & Operated
- ✔ Serving Nassau & Suffolk County
- ✔ Licensed & Insured Technicians
- ✔ Same-Day Service Available
- ✔ 24/7 Emergency Response
trusted • certified • long island professionals
Long Island Service Area
Serving Nassau & Suffolk County With Plumbing, Heating, Drain & AC Help
Sal Manzo Plumbing, Heating & Cooling helps homeowners across Long Island with plumbing repairs, drain cleaning, heating service, air conditioning, water heaters, sewer work, & emergency service.
LIMITED TIME OFFER
$1,000 Off Installation or Replacement
Central Air • Heat Pump • Boiler • Full Gas Conversion with Boiler Replacement
Cannot combine with other offers. Expires 12/31/26.
Quick Answers
Common Questions From Long Island Homeowners
Do you offer same-day service?
Yes. Same-day service may be available for plumbing, heating, drain, and AC issues depending on schedule and location.
Do you serve both Nassau and Suffolk?
Yes. Sal Manzo serves homeowners across Nassau County and Suffolk County, including Wantagh, Seaford, Levittown, Bellmore, Merrick, and nearby towns.
What number should customers call?
Call (516) 783-0490 for plumbing, heating, air conditioning, drain cleaning, and emergency service help.
Need Plumbing, Drain, Heating or A/C Help Fast?
Call Sal Manzo Plumbing, Heating & Cooling for trusted service across Nassau and Suffolk County.