Before you call about a Claremont water heater, note three things. Where it sits: garage, back porch, closet or outside wall. What it runs on and roughly how old it is, from the label. And what changed: no hot water, a noise, a drip or discolored water. Those three answers tell the technician most of what to bring, and a phone photo of the label and the space around the heater helps even more.
Where Claremont heaters live
- Back porches and rear closets: early homes around the Village and the colleges.
- Attached garages: post-war and later neighborhoods, including the foothill streets.
- Exterior closets: some mid-century houses.
- Interior closets: condominiums, townhomes and apartments.
Claremont's homes and heaters
Claremont was platted in January 1887 by a land company tied to the Santa Fe Railway, one of the boom towns along the new line. Pomona College moved here in 1889, the city incorporated in 1907, and from 1925 the college grew into the group now known as the Claremont Colleges. The Village, the older commercial district west of the campuses, anchors the early streets around it, where many homes date from the town's first decades and have been remodeled more than once. This page covers ZIP code 91711.
Housing spans more than a century. Early homes near the Village and the colleges often keep the heater on a back porch or in a rear closet, sometimes moved during remodels. Post-war and later neighborhoods use attached garages, and condos and townhomes have closet heaters. The water is hard, and tankless units appear in many remodels.
A technician can price both options.
Tank or tankless in Claremont's hard water
Tankless units are a frequent choice in Claremont remodels: they hang on a wall, free a porch corner or closet, never run out mid-shower and have no tank to rust through. For an older home where the porch or closet was built around a small tank, that space saving can matter as much as the endless hot water. A tankless unit also frees the floor around the old tank's spot, which on a narrow porch can make the whole area easier to use.
Hard water is the catch. Scale builds in a tankless heat exchanger, so descaling becomes routine maintenance. The unit also draws a lot of gas at full output, so the gas line often needs upsizing, and it needs its own venting, or an outdoor-rated model on an exterior wall. Service valves for descaling belong in every installation, and the installer should explain how often the unit is likely to need one given your water.
A tank is usually the simpler and lower-cost swap, especially in a garage where space isn't an issue, and its upkeep is familiar: flushing and anode checks. The installer should price both options side by side, including the gas and venting work and what each will need in maintenance over the years.
Tankless descaling
In hard water, minerals build up inside a tankless unit's heat exchanger, a set of narrow passages where the water heats. As scale grows, the unit struggles: temperatures swing, error codes appear and some units shut down when several taps run at once.
Descaling is technician work. The unit is isolated with its service valves, and a small pump circulates a descaling solution through the heat exchanger until the scale dissolves. It's then flushed with clean water, the inlet screen is cleaned, and the unit is restarted and checked. If service valves were never fitted, the technician can add them so future descaling is simpler.
Descaling won't fix a cracked heat exchanger, a unit too small for the household or a gas line that can't keep up. How often it's needed depends on the water and how hard the unit works, so the interval comes from what the first service finds, not a fixed calendar. A softener slows the buildup but doesn't end the need for checks.
Garage installations in Claremont
In Claremont's post-war and later neighborhoods, the heater usually stands in the attached garage, where it's easy to reach, simple to strap and a leak runs across concrete. Garages at older homes are often detached, and a heater there means a longer run to the house and a longer wait for hot water.
Keep paint, fuel and solvents away from a gas burner, leave room around the tank and a path to it, and keep lint and dust away from the air intake on sealed-combustion models. Summers are hot, and a closed garage ages plastic drain valves and rubber seals faster, so they're worth a look at each service. Where a car parks close to the tank, a protective barrier is worth asking about.
A warm, roomy garage also suits a heat pump water heater, which draws heat from the air around it. It needs clearance, a condensate drain and a suitable circuit. Whether a platform or vehicle barrier is needed depends on the unit and local requirements, which the installer confirms.
Securing the tank comes with the job.
Strapping in Claremont
At a Claremont property, a strapped or braced tank is the California norm. A full tank is heavy, top-heavy and joined to the house by gas, water and vent lines, and securing it keeps it upright and those lines intact if the ground moves. It's part of nearly every Claremont replacement and is checked at sale.
At a Claremont property, a stud wall in the garage takes the straps without fuss, and the installer checks what is behind the surface. On a back porch or in a rear closet of an early home, the framing may be original and hidden behind later finishes, so the installer may add blocking. Across Claremont, a replacement tank doesn't reuse the old straps, and new flexible connectors go on with it. Around Claremont, a tank that was never strapped can be secured in place, and slack straps are tightened at a visit, and it is a small job next to a replacement. For homes in Claremont, a good question to ask is what the straps will be anchored into, and have the installer show you the stud or blocking behind it. Around Claremont, local rules decide the details, and the installer confirms them on site and shows you what was done.
Care by location
Porches and rear closets: check the floor under the tank and the vent route at each service. Garages: keep fuel and solvents away and the air intake clear. Exterior closets: keep louvers open and weathered parts checked. Interior closets: keep the drain pan clear and act on drips. Tankless units: descale on the schedule the technician sets.
Claremont ZIP code
ZIP codes served: 91711
Nearby cities with their own pages include Montclair, La Verne, Upland, Pomona and San Dimas. See every city on the Los Angeles Metro page.
Popular services in Claremont
Claremont water heater FAQs
Usually because the heater has lost capacity: sediment from hard water takes up room in the tank, a broken dip tube mixes cold water in at the top, or a burner or element has weakened. A technician checks the heater before anyone recommends a bigger one.
Shut the cold water valve on the pipe feeding the top of the tank if you can reach it safely, and stay clear of wet outlets. If it won't turn, close the main shutoff, then call. If you smell gas, leave and call the gas utility and 911 from outside.
Where the space suits one, yes. A heat pump model takes heat from the surrounding air and uses far less electricity than a standard electric tank, so a warm garage suits it. It needs room, a condensate drain and a circuit. Programs vary; check with your utility.
Yes, in almost every case. The old tank is drained, disconnected and carried out as part of the job, and it's usually recycled. From a porch or closet in an older Claremont home, the route out is planned along with the route in for the new one.
Some mid-century Claremont builders put heaters in closets on an outside wall to keep the burner out of the living space. It's a sound setup if the louvers stay open and clear, and weathered parts and the relief line get checked at each service.
Usually, with checking. Modern tanks carry more insulation and can be wider than the one they replace, which matters most on a porch or in a closet built for a smaller tank. The installer measures and checks the vent first.
Look at the association's governing documents or your lease. Commonly, a condo owner is responsible for a heater inside the unit, and the association for shared plumbing. In rentals, landlords usually arrange repairs. When you call, tell us who can authorize the work.
Usually. Many early homes near the Village were built that way. At replacement, the installer checks the floor, the vent route and what the tank can be fastened to, and may suggest a slimmer tank or a tankless unit if space is tight.