For more than 15+ years, Hot Water NJ has kept the hot water running in Hackettstown. From a leaking tank to a brand-new tankless system, we handle it all—fast, clean, and code-compliant.
A licensed tech calls you back—usually within the hour.
A water heater expert will reach out within the hour. Need help now? Call 973-834-8833.
Complete water heater care for every home and business in Hackettstown and across Warren County.
Professional, code-compliant water heater installation for tank and tankless systems, sized and installed right the first time.
Installation in Hackettstown →Fast, clean replacement of failing or leaking water heaters, often same-day, with old-unit haul-away included.
Replacement in Hackettstown →Expert diagnosis and repair for no hot water, leaks, noises, pilot light issues, and every common failure.
Repair in Hackettstown →24/7 emergency response for leaking tanks, no hot water, and failures that can't wait until morning.
Emergency Repair in Hackettstown →Real feedback from homeowners and businesses we've helped across Northern New Jersey.
"Best plumbing experience I've had. On time, tidy, and they hauled the old unit away."
— Greg P., Hackettstown
"Honest crew—told me my heater just needed a part, not a full replacement. Saved me hundreds."
— Tom B., Hackettstown
"Professional from the quote to the cleanup. The new Rheem unit works great and the price was right."
— Aisha K., Hackettstown
Yes. We keep technicians local to Warren County and stock common units and parts on our trucks, so most Hackettstown jobs are completed the same day.
We install and repair every major brand including Rheem, Bradford White, AO Smith, Navien, Rinnai, Noritz, and more—tank, tankless, gas, electric, and hybrid.
Always. We're a licensed NJ plumbing contractor and pull the required permits for every Hackettstown installation, with inspection-ready, code-compliant work.
Same-day service available across Northern New Jersey. Licensed, insured, and trusted since 2009.