Residential Heating
Tankless Water Heater Installation
A tank keeps 50 gallons hot around the clock whether you use it or not. A tankless unit heats water the moment you ask for it — endless showers, a fraction of the standby waste, and a footprint the size of a carry-on suitcase.
- Licensed & insured
- 24/7/365 emergency
- Serving NJ since 2006
The honest part: tankless is only as good as its installation. These units demand properly sized gas lines and correct venting — exactly why J&M’s TracPipe certification matters. We size the unit to your real peak demand so the third shower of the morning is as hot as the first.
Why homeowners go tankless
- Endless hot water — no recovery time between showers or loads
- Meaningfully lower energy use — no tank of water kept hot 24/7
- Roughly twice the service life of a typical tank
- Wall-mounted, compact — reclaim the floor space
- No 50-gallon tank waiting to leak into your basement
What a J&M tankless install includes
- Peak-demand sizing based on your household’s actual fixtures and habits
- Gas line sizing and certified piping upgrades where needed
- Proper condensing venting, installed to manufacturer spec and code
- Clean removal of the old tank
- Setup, temperature configuration, and a maintenance plan for long life
FAQ
Tankless Water Heater — common questions
Don’t see your question? Call 862-703-4222 — a real person answers, 24/7/365.
Is a tankless water heater worth it?
If your household uses a normal-to-high amount of hot water and your home can support the gas and venting requirements, usually yes: lower operating cost, endless supply, and a 20-year service life against 8–12 for tanks. We’ll give you the honest math for your usage — including when a quality tank is the smarter buy.
Can a tankless unit keep up with a big family?
Yes, if it’s sized by flow rate correctly — that means adding up the fixtures that realistically run at once and matching the unit’s gallons-per-minute to it. Undersizing is the source of nearly every tankless complaint you’ve heard; it’s the step we refuse to shortcut.
Do tankless water heaters need maintenance?
An annual descaling flush keeps the heat exchanger clean — especially worthwhile with harder water. It takes under an hour and is easy to bundle with your regular heating maintenance visit.
Can every home get a tankless unit?
Most can, but not all without upgrades — gas line capacity and venting routes are the usual constraints. We’ll assess your setup and quote exactly what’s required, with no surprises mid-install.
24/7/365 · Since 2006
Comfort problem? Consider it handled.
Talk to a real J&M technician — not a call center. Same-day appointments are often available across Central & Northern NJ.
Licensed & insured · NJ Master HVAC Lic. #19HC00743200