Welcome to Gallaghers Plumbing, Heating and Cooling

Gallaghers Plumbing Services in New Jersey

Expert Plumbers in Hackettstown, NJ

Complete plumbing systems for new construction
Full-home repiping and plumbing upgrades
Water line and sewer line installation and repairs
High-efficiency water heater installation and replacement
Tankless water heater solutions
Leak detection and pipe repairs
Fixture installation (toilets, sinks, faucets, tubs, showers)
Garbage disposal installation
Sump pump installation and repair
Water pressure diagnostics and correction
Plumbing inspections and code upgrades

We use only trusted materials and proven techniques to ensure each project meets the highest standards. From rough-in to final connections, Gallagher’s is your dedicated partner for expert plumbing services in New Jersey.

Reliable Plumbing Services in Hackettstown, NJ

Gallagher’s Plumbing, Heating & AC delivers reliable, high-quality plumbing services tailored to both residential and commercial projects across New Jersey. With decades of experience and a reputation for precision workmanship, our licensed plumbers handle everything from new system installations to complex repairs in aging buildings.

We don’t just fix leaks — we build complete, long-lasting plumbing systems designed for efficiency, safety, and code compliance. Whether you’re constructing a new home, remodeling a kitchen or bathroom, or upgrading outdated pipes, we provide expert solutions you can depend on.