
How a Water Softener Works
A softener treats water as it enters your home, removing the calcium and magnesium before they can form scale.
Sizing matters. A softener is sized by your household size, number of bathrooms, and daily water use, matched against the water’s hardness level. An undersized system regenerates too often and wastes salt and water; an oversized one costs more than you need to spend. We measure and size the system to your home before we recommend anything.
Salt-Based (Ion Exchange)
Water passes through a resin bed that exchanges hardness minerals for sodium ions, delivering truly softened water throughout the house. The system periodically regenerates — flushing the collected minerals to a drain and recharging the resin using salt from the brine tank. Ion exchange is the only method that actually removes hardness minerals. Salt-free conditioners don't remove minerals. Instead, they alter the crystal structure of calcium so it doesn't stick to surfaces as easily. They can reduce scale sticking and require no salt, no electricity, and no drain — but the water is not truly softened, and benefits like better lather and softer laundry are limited. For Denver's moderately hard to hard water, most homeowners get the results they want from a salt-based system.
Denver Water Is Hard on Your Home
Denver’s water supply is known for its mineral content. As water travels through Colorado’s soil and rock, it picks up calcium and magnesium — the minerals that make water “hard.” They may not be a health concern, but inside your home they quietly cause damage every single day.
Hard water leaves crusty scale on faucets, showerheads, and glass. Inside your pipes and appliances, that same scale builds up where you can’t see it: on water heater elements and tank walls, in dishwasher and washing machine valves, and along pipe walls. The result is higher energy bills, appliances that wear out years early, spotty dishes, stiff laundry, and dry skin and hair after every shower.
A properly sized water softener, installed by a licensed plumber, stops that damage at the source — treating all the water entering your home, not just one faucet.
Signs You Need a Water Softener
- White, chalky buildup on faucets, showerheads, and around drains
- Water spots on dishes and glassware no matter how you wash them
- Soap and shampoo that won’t lather, and skin that feels dry or itchy after showering
- Laundry that comes out stiff, dull, or graying
- Scale and sediment shortening the life of your water heater and appliances
- Reduced water pressure from mineral buildup in pipes
If you recognize two or more of these, your home is paying for hard water every day.
Professional Installation, Done Right
Installing a softener is more than connecting two pipes. A correct installation includes:
- Placement — the unit goes on the main water line, typically near the water heater and a floor drain, so the whole home gets treated water.
- Drain connection — salt-based systems need a proper drain for the regeneration cycle, installed to code.
- Bypass valve — a bypass lets you take the softener offline for service without shutting off water to the house.
- Brine tank setup — positioned, leveled, and loaded correctly for reliable regeneration.
- Programming and setup — hardness settings matched to Denver water, and a check of the installation for leaks and proper flow.
Benefits of Soft Water
- Longer life for your water heater, dishwasher, and washing machine
- Lower energy use — heating elements and tanks stay free of insulating scale
- Cleaner dishes and glassware without spots
- Softer laundry that keeps its color longer
- Less soap, shampoo, and detergent needed
- Smoother skin and hair, and less time scrubbing scale off fixtures
Why Denver Homeowners Call Speed Plumbing
Speed Plumbing is a local Denver company with 20 years of experience and licensed plumbers on every job. We install the system we would put in our own homes: correctly sized, plumbed to code, and checked for leaks and proper operation before we leave. We provide an installation quote before work begins. Our service covers installation; we do not test water quality.
Get a Water Softener Installation Estimate
Ready to protect your home from hard water? Call Speed Plumbing at (720) 670-6361 to discuss water softener installation. We’re available 7 AM–6 PM daily at 19 S Harrison St, Denver, CO 80209.

- FAQ -
Frequently Asked Questions
Here are some of the most common questions about our services. If you don't see your answer here, feel free to call us.
01. How much does water softener installation cost?
The price depends on the system type, the capacity your household needs, and the plumbing work involved, such as drain access and line modifications. Contact us for an installation estimate before work begins.
02. How much maintenance does a softener need?
Salt-based systems mainly need the brine tank topped up with salt every few weeks to months, depending on household water use. An annual check of settings and resin condition keeps everything running efficiently. Salt-free conditioners need periodic media replacement instead.
03. Does a water softener remove chlorine or improve taste?
No — a softener's job is removing hardness minerals. Chlorine, taste, and other contaminants are handled by water filtration. Many homeowners install both: a softener to protect the home, and filtration for drinking water quality. Contact us to discuss installation options.
04. Will soft water help my water heater last longer?
Yes. Scale buildup is one of the main causes of water heater inefficiency and early failure. Softened water keeps heating elements and tank surfaces cleaner, so the heater runs more efficiently and typically lasts longer.
05. How long does installation take?
Most installations are completed in a single visit. If your home needs additional plumbing work — for example, a new drain connection — we'll explain it in the estimate before scheduling.
06. How is a water softener sized for my home?
A softener is sized by your household size, number of bathrooms, and daily water use, matched against the water's hardness level. An undersized system regenerates too often and wastes salt and water; an oversized one costs more than you need to spend. We measure and size the system to your home before we recommend anything.
07. What are the benefits of soft water?
Longer life for your water heater, dishwasher, and washing machine. Lower energy use — heating elements and tanks stay free of insulating scale. Cleaner dishes and glassware without spots. Softer laundry that keeps its color longer. Less soap, shampoo, and detergent needed. Smoother skin and hair, and less time scrubbing scale off fixtures.
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