For more than 15+ years, Hot Water NJ has kept the hot water running in . We treat your home like our own, with floor protection and a tidy, code-compliant finish.
Tankless Water Heater Installation
Tankless (on-demand) water heaters heat water instantly as you need it, so you get endless hot water and stop paying to keep a tank hot 24/7. We're factory-trained on Navien, Rinnai, Noritz, Rheem, and Bosch, and we install them to exact spec.
Endless Hot Water, Lower Bills
A properly sized tankless unit never runs out, takes up a fraction of the space, and can cut water-heating energy use significantly. They also last longer than tank heaters—often 20+ years with simple annual maintenance.
Done Right: Gas, Venting & Descaling
Tankless installs demand correct gas sizing, dedicated venting, and condensate handling. Done wrong, you get error codes and poor performance. We handle every detail, including the recirculation and descaling setup that keeps your unit running like new.
Our Tankless Water Heater Installation Process
- Free in-home assessment. We evaluate your space, fuel type, and hot water needs to recommend the right unit.
- Upfront flat-rate quote. You get a clear, all-in price with no hidden fees before any work begins.
- Professional installation. We install to code, handle venting and connections, and pull the permit.
- Testing & cleanup. We test performance, walk you through your new system, and haul the old unit away.
Why Choose Hot Water NJ for Tankless Water Heater Installation
- Upfront flat-rate pricing
- Workmanship & manufacturer warranties
- Tank, tankless, gas, electric & hybrid
- Old unit hauled away free
- 24/7 emergency availability
- All major brands installed & repaired
Serving Towns Across Northern New Jersey
We provide tankless water heater installation in 193+ municipalities across Bergen, Essex, Passaic, Morris, Hudson, Sussex, and Warren counties. Find your town: