- HEP Plumbing
- Mixing Valves

Mixing Valves
Mixing Valves | Tank Water Heater | Plumbing | Crab Orchard
Imagine stepping into your Crab Orchard home and enjoying perfectly tempered water every time you open a tap—no scalds, no chilly surprises. HEP’s licensed plumbers install precision mixing valves that blend cold and hot streams right at the source, letting your tank water heater run at the higher, bacteria-fighting temperatures it was designed for while still delivering a family-friendly 120 °F at the faucet. The result: longer appliance life, lower energy bills, and instant comfort wrapped into one smart upgrade.
From quick retrofits on aging systems to full plumbing remodels, HEP brings decades of local know-how, tidy workmanship, and 24/7 emergency support to every Crab Orchard address. We’ll size and calibrate each valve, test your pressure, and leave you with a rock-solid warranty—so all that’s left for you to do is enjoy safer showers and smoother laundry days. Ready to elevate your hot-water routine? Give HEP a call and feel the difference by tonight.
FAQs
What is a mixing valve and why is it important for my tank water heater in Crab Orchard?
A mixing valve (also called a tempering or thermostatic mixing valve) blends hot water from your tank with cold water to deliver water at a safe, consistent temperature—usually around 120 °F. This prevents scalding at taps and showers, conserves hot-water energy, and helps your tank heater run more efficiently by allowing it to store water at a higher temperature while distributing cooler, safer water.
How can a mixing valve help reduce energy bills?
Because a mixing valve lets you raise the water-heater set point (often to 140 °F) without sending scalding water to fixtures, your tank stores hotter water that lasts longer between heating cycles. This higher storage temperature increases usable hot-water capacity and can cut heating run-time, lowering energy costs—especially during Crab Orchard’s colder months.
Do I need a mixing valve if I already have anti-scald faucets or shower valves?
Individual anti-scald fixtures protect only the point where they are installed and don’t address temperature fluctuations elsewhere. A whole-house mixing valve mounted at the water-heater outlet provides uniform protection for every faucet, dishwasher, and washing machine, ensuring consistent temperature and system-wide safety.
How often should a mixing valve be serviced or replaced?
Manufacturers recommend inspecting the valve annually and performing full maintenance every 3–5 years. Maintenance involves cleaning internal components, checking the thermostat element, and verifying the set temperature. In Crab Orchard’s mineral-rich water, sediment can accumulate faster, so periodic flushing and descaling may be necessary to keep the valve operating smoothly.
Can I install a mixing valve myself, or should I hire a licensed plumber?
While DIY kits exist, installing a mixing valve requires shutting off and draining portions of your hot-water system, correctly orienting the valve, and ensuring leak-free sweat or threaded connections. A licensed Crab Orchard plumber will size the valve properly, follow local building codes, and test the final temperature—saving you potential leaks, code violations, and warranty problems.
What signs indicate my current mixing valve is failing?
Watch for sudden swings between very hot and lukewarm water, difficulty adjusting tap temperature, reduced hot-water pressure, or visible leaks/corrosion at the valve. Any of these symptoms suggest the thermostatic element or internal seals may be wearing out, and the valve should be serviced or replaced promptly to maintain safety.