GAS TANKLESS WATER HEATERS INSTALLATION
Converting from a tank or replacing an existing tankless unit? Start with a clear plan for your home’s hot water needs and the installation behind them.
Serving San Francisco, the Peninsula, East Bay & South Bay.
OUR WORK / SAN MATEOREAL HOMES. REAL INSTALLATIONS.
A selection of completed installations
from our crew across the Bay Area.
San Mateo · 94403 · tankless
The problem
Homeowner requested to swap his old Takagi Tankless WaterHeater.
What we did
Installed a Tankless Gas Water Heater Installation - Navien NPE-240A2 (199KBTU)
Completed 2026-10-20
Walnut Creek · 94550 · tankless
This homeowner had a 21-year old tankless water heater that was still working but needed to be replaced before failure.
Redwood City · 94065 · tankless
The Homeowner had a 50 Gallon Gas Water Heater in the attic and requested for a new Tankless Water Heater Conversion Install
San Francisco · 94131 · tankless
The Homeowner had a 50 Gallon Gas Water Heater and requested for a new Tankless Water Heater Conversion Install.
San Francisco · 94121 · tankless
The Homeowner had a 50 Gallon Gas Water Heater and requested for a new Tankless Water Heater Conversion Install
San Ramon · tankless
The Homeowner had an existing Tankless Water heater that was no longer working and requested to change out to a new Tankless Water Heater.
Santa Clara · tankless
The Homeowner had a 50 Gallon Gas Water Heater and requested for a new Tankless Water Heater Conversion Install.
THE WHOLE SETUP MATTERS
Tankless installation starts with the conditions around the unit—not just the unit itself. We plan the setup, complete the necessary work, and test the finished system.
We evaluate gas capacity, venting, condensate drainage, available space, water quality, and household demand.
We handle the necessary connections and installation work for the selected system and the existing setup.
We test ignition, temperature stability, and safe operation before the job is complete.
Professional-grade equipment. We install tankless water heaters designed for long-term residential use, with a focus on a clean installation that can be serviced.
A LITTLE CLARITY HELPS
Have a question about your particular setup? Talk to our team.
(650) 844-2305 ↗We handle first-time tankless conversions as well as replacements of existing tankless units. We start by evaluating your home’s gas supply, venting, drainage, installation space, and hot water demand.
That depends on your existing setup and the selected unit. We evaluate gas line capacity and vent routing first, and address required upgrades as part of the installation plan.
Yes. Our team installs replacement gas tankless systems and evaluates the existing connections, venting, and drainage before the work.
Call us or use the service request form below. Let us know whether you have a tank or tankless water heater now, and what you would like to change.
FROM OUR CUSTOMERS
LET’S GET IT SORTED
Tell us about your existing water heater and what you need. Prefer a conversation? Give us a call.
(650) 844-2305 ↗Submitting this form sends a service request to Water Heater Boys.
Form not loading? Open our service request page ↗
