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Why Does My Water Smell Like Chlorine? What to Check

A chlorine or pool smell is usually your utility's disinfectant. Here's when it's normal, why it can suddenly get stronger, and how to measure or remove it.

Silt Density Index (SDI): Test, Formula and RO Limits

How the silt density index test works, how to calculate SDI from two timed 500 mL samples, and the reading most RO membranes call for.

Water Softener Settings: Hardness, Reserve and Timing

What to set your water softener to: hardness in grains per gallon plus iron, days between regenerations or reserve, regeneration time and outage checks.

Water Softener Making Noise? What Each Sound Means

Which water softener sounds are normal regeneration and which point to a problem: nonstop drain flow, a cycling motor, grinding, or salt that never drops.

Inside An Industrial Reverse Osmosis System: Full Tour

We Asked Our Team: What's The Largest Ocean On Earth?

POV: Just Another Day At The Water Filter Office

Those Two Coworkers Who Are Always Together