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Shower Valve Replacement in Maryland Heights, Missouri 63043
86% of homes in Maryland Heights were built before 1990, which is broadly before pressure-balancing anti-scald valves became the default fitting in new work.
The short answer
86% of homes in Maryland Heights were built before 1990, which is broadly before pressure-balancing anti-scald valves became the default fitting in new work.
Source: US Census Bureau, American Community Survey, table B25034, five-year estimates. A margin of error is published alongside every estimate.

Maryland Heights in numbers
| Occupied homes | 9,361 |
|---|---|
| Owner-occupied | 71% |
| Detached houses | 67% |
| Built before 1990 | 86% |
| Built since 2000 | 7% |
Shower Valve Replacement coverage in Maryland Heights, MO
Maryland Heights is in St. Louis County, Missouri. Its ZIP code is 63043. We route shower valve replacement calls from 63043.
Cartridge or valve body
A shower that drips is usually the cartridge, which is a part. A shower that will not hold a temperature when a tap runs elsewhere is usually the valve, which is behind the wall.
Why the temperature swings
A valve that is not pressure-balanced sees the cold side drop when something else draws cold water, and the mix at the head follows it. That is the fault anti-scald valves were introduced to remove.
Nearby cities we cover
Checking a plumber in Missouri
Missouri has no state plumbing board. Section 341.010 of the Revised Statutes requires a certificate for plumbers working in cities or towns of fifteen thousand or more inhabitants, and the chapter elsewhere recognizes licenses issued by any county or city operating under plumbing rules, so the office that issued one is a local office. Start here. Ask the contractor which municipality licenses them and confirm it with that office before work begins.
Shower Valve Replacement in Maryland Heights? Tell us your ZIP code and what is happening. We route you to an independent contractor who covers ZIP 63043. We carry out no work and set no prices, you are never charged, and the contractors pay us when we route a call.
Call (888) 752-7111