Water heater repair in Arlington Heights, IL

From Evanston's plant to Arlington Heights taps

Arlington Heights has no lake frontage of its own. Its water starts in Lake Michigan off Evanston, where the City of Evanston's treatment plant filters and disinfects it. The Northwest Water Commission, formed in 1957 by Arlington Heights and neighboring villages, buys that finished water and pipes it west to its members, which today include Arlington Heights, Buffalo Grove, Des Plaines, Palatine and Wheeling. Once it reaches the village, the Public Works Department stores it, adds a phosphate corrosion inhibitor to protect household plumbing, and monitors chlorine levels through the distribution system.

That water usually measures moderately hard, around 7 to 9 grains per gallon. It is hard enough to leave a sandy layer in a tank that is never flushed, and to scale a tankless unit if it goes years without descaling, but nothing like the hard well water that some far northwest suburbs used before they switched to lake water. Temperature is a bigger factor. Lake water reaching Arlington Heights in February can sit in the upper 30s, and a heater in a busy household works close to nonstop on winter mornings.

Ranches, split-levels and teardown rebuilds

The village grew rapidly after World War II. Neighborhoods close to downtown and around Recreation Park and Scarsdale filled with brick and frame ranches, Cape Cods and some two-story homes, most with full basements. Farther north and west, subdivisions such as Northgate, Greenbrier and Stonegate added raised ranches, split-levels and colonials through the 1960s and 70s. In a split-level, the heater often sits in a half-basement or crawl-height utility room under the main level, sometimes with very limited clearance.

Since the 1990s, a large number of smaller homes have been torn down and replaced with much bigger houses, often with four or more bathrooms, high-flow showers and finished basements. These newer homes usually have power-vented or direct-vent tanks, high-efficiency tankless units, or even two heaters. Downtown condo buildings near the Metra station have their own systems, often with electric tanks or central boilers.

The problems plumbers see most in Arlington Heights

• Original tanks in tight split-level utility rooms, where replacement means carrying a heater through a narrow stair or crawl access.
• Basement seepage and sewer backups during heavy rain, which can flood a burner or short out an electric element.
• Shared flues left oversized after a furnace was replaced with a sidewall-vented model.
• Undersized tanks in remodeled homes that now have larger showers and more bathrooms. See when replacement makes sense.
• Power-vent blower and pressure switch faults on newer heaters. Our repair overview lists the parts that usually fail.
• Relief valve discharge where a pressure regulator holds expansion pressure without an expansion tank.

Typical water heater prices in Arlington Heights

Northwest suburban labor rates are among the higher in Illinois, and Arlington Heights quotes reflect that. Tight utility rooms in split-levels, chimney liner work and the extra gas piping needed for tankless conversions explain most quotes that land near the top.

Illinois licensing and village permits

Illinois hands plumbing licenses out through the state Department of Public Health, the same agency that writes the Illinois Plumbing Code. A licensed plumber must perform or supervise water heater installation, and IDPH's online lookup confirms a license is current. The village also expects contractors to be registered locally before pulling permits.

Arlington Heights treats a heater swap as permitted work: the Building and Life Safety Department reviews it, and applications go through the village's Citizen Self-Service portal online. Inspectors check the gas connection, venting and draft, combustion air, the relief valve and its discharge line, and the expansion tank where needed. Most licensed plumbers include the permit in their price. If you live near a border with Palatine, Mount Prospect or Rolling Meadows, confirm which municipality covers your address.

ComEd, Nicor and fuel choices

ComEd supplies electricity in Arlington Heights, and Nicor Gas delivers natural gas. At various points each has funded rebates covering condensing gas tanks and heat pump water heaters.

Gas tanks remain the standard in most homes here. Where a full basement offers plenty of air, a heat pump unit trims operating costs, though it chills the space in winter and needs a condensate drain. In a teardown rebuild with many bathrooms, a pair of tanks or a large tankless system may make more sense than a single oversized heater. A plumber should calculate peak demand rather than guessing from the number of bathrooms alone.

Rainstorms, sewers and basement protection

Arlington Heights sits on flat ground where heavy rain can overwhelm storm sewers and push water into basements. Record downpours at nearby O'Hare in July 2011 and the April 2013 storms flooded basements across the northwest suburbs, and the village has since invested in storm water projects. Homes with heaters on the basement floor next to a floor drain are the most exposed.

Any burner or gas valve that got wet in a backup should be swapped out, not dried and relit. Overhead sewer conversions, backflow valves and sump pump backups are the long-term fixes many owners here have chosen. When replacing a heater in a basement that has flooded before, ask about setting it on a raised stand.

Winters and venting in Arlington Heights

Winter cold waves, including the January 2019 polar vortex, put heavy load on every heater in the village. In older homes where the water heater shares a masonry chimney with nothing else, condensation forms in the cold flue and corrodes the vent connector. A stainless liner or a switch to power venting solves it. In newer homes with sidewall vents, snow drifts can block intake and exhaust terminals, so keep them clear after a big storm.

Space heaters and drafty windows matter too. A water heater in a cold crawl space or unheated utility room loses heat faster and may struggle more in deep cold, so insulating the room and the first few feet of pipe can help.

Repair or replace in Arlington Heights

Gas tanks on Arlington Heights lake water commonly last 10 to 12 years. Short of that age, a bad thermocouple, igniter, element or valve is a sensible repair. Leaks from the tank, heavy rust or a household that has outgrown the heater point toward replacement. Planning a replacement around year ten avoids an emergency purchase during a winter cold snap.

Around Arlington Heights

Palatine, Buffalo Grove and Wheeling share the Northwest Water Commission supply, though each runs its own building department. Mount Prospect and Prospect Heights to the south and east have their own permit offices and water arrangements. Rolling Meadows to the west and Des Plaines farther south each handle inspections separately. Confirm which village covers your address before work starts.

Water heater questions from Arlington Heights