Fanti Sewers and Drains
Tankless Water Heater Installation · Orange County & South Bay

Tired of running out of hot water? Let's talk tankless.

Tankless is a great upgrade when the gas supply, venting and water hardness are accounted for. We check all three before quoting, so you get the performance you're paying for instead of a unit that struggles.

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  • Same-day service
  • Camera inspection included
  • CSLB #1092432
Tankless Water Heater Installation — Fanti Sewers and Drains, Cerritos
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Cerritos · Orange County & South Bay

Tankless Water Heater Installation

Camera-verified · Upfront written price · Same-day

Sound familiar?

Tap what's happening at your house.

Signs tankless is worth considering

Your result

Nothing checked yet.

Tap a symptom or two. Most homeowners recognize at least one.

What's going on

What we check before saying yes

  1. 01Gas supply capacityA tankless unit demands far more BTU than a tank. Many older Cerritos homes need a larger gas line or a meter upgrade.
  2. 02Venting routeThese units need their own sealed venting to the exterior. The old flue rarely works, and the route affects the price.
  3. 03Water hardnessHard water scales the heat exchanger. Annual descaling, or a softener, is what keeps a tankless unit performing.
Honest options

We diagnose first, then you choose

If your gas and venting are workable, tankless is a genuinely better appliance. If making it work means a meter upgrade and a long vent run, a high-quality tank may serve you better for the money — and we'd rather say that than sell the bigger ticket.

Tankless water heater

Best for endless hot water, space savings and a 20-year service life when gas and venting cooperate.

High-efficiency tank

Best when gas upgrades would dominate the cost, or you want the lowest install price today.

See tank installation
How a visit goes

From gas check to endless hot water

  1. 01

    Site visit and assessment

    We check gas line size, meter capacity, venting route and where the unit should hang.

  2. 02

    Written scope and price

    Unit, gas work, venting, condensate, permit if required — itemized before you commit.

  3. 03

    Install

    Old unit removed and hauled, new unit mounted, gas and vent run properly, isolation valves added for future descaling.

  4. 04

    Commission and explain

    We set temperature, test flow at multiple fixtures, and show you descaling and filter basics.

What it costs

You'll see the number before we start

Tankless pricing varies more than tank pricing because of the supporting work. Written quote on site, and these are the drivers:

  • Unit capacity in gallons per minute for your household size.
  • Whether the gas line or meter has to be upsized.
  • Venting run length and where it exits the building.
  • Optional recirculation, softener or permit and inspection fees.
They walked us through tank versus tankless honestly instead of pushing the expensive option, and the install was clean and on budget.
Ana C.Buena Park, CA
FAQ

Questions we get on the phone

Often yes. Tankless units draw several times the BTU of a tank, and many homes in Cerritos and Cypress were piped for a tank. We measure before quoting so the cost isn't a surprise mid-job.

Where we work

Based in Cerritos, on the road across Orange County and the South Bay every day.

Newport BeachBuena ParkYorba LindaFountain ValleyCosta MesaAnaheim HillsLa HabraHuntington BeachSeal BeachGarden GroveSanta AnaCorona Del MarWestminsterPlacentiaHacienda HeightsCypressLong BeachSan PedroTorranceLakewoodRancho Palos Verdes

Based in Cerritos. Serving Orange County and the South Bay, most calls get a same-day slot.

Ready when you are

Wondering if tankless fits your house? Let's find out.

Call and a real person from the crew picks up. We'll check your gas and venting and give you an honest recommendation in writing.

Free estimate · Same-day slots

Tired of running out of hot water? Let's talk tankless.

Tell us what's going on. A real person from the crew calls you back with a straight answer and a flat price.

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★ 5.0 Google · Licensed & insured · CSLB #1092432

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