White Flakes Only in Hot Water: A Dunwoody Guide

2026-04-03

Plumbing Guide

White flakes in the hot water are usually mineral scale from the water heater. The flakes are harmless, and the fix is a tank flush.

White Flakes Only in Hot Water: A Dunwoody Guide

The scale

Hard water deposits calcium scale in the heater, and flakes break loose. hard water and humid conditions are common, and many older homes still have aging galvanized lines In Dunwoody, hard water makes the flakes common.

The hot only

The flakes come from the tank, so only the hot side shows them. hard water and humid conditions are common, and many older homes still have aging galvanized lines In Dunwoody, the cold water staying clear is the clue.

The sediment

The scale collects at the tank's bottom and flakes off with the flow. hard water and humid conditions are common, and many older homes still have aging galvanized lines In Dunwoody, the heater's age and hardness drive it.

The aerator

The flakes can collect in the aerator, slowing the flow. hard water and humid conditions are common, and many older homes still have aging galvanized lines In Dunwoody, cleaning the aerator clears the flakes.

The flush

Flushing the tank removes the scale and the flakes. hard water and humid conditions are common, and many older homes still have aging galvanized lines In Dunwoody, the yearly flush is the fix.

The softener

Treating the hard water reduces the scale in the first place. hard water and humid conditions are common, and many older homes still have aging galvanized lines In Dunwoody, a softener or conditioner helps.

The call

Flush the flakes out. Call 888-217-3585 and Dunwoody Plumbing Experts will match you with a Dunwoody pro for the service.

Plumbing in Dunwoody: what to know

In Dunwoody, hard water and humid conditions are common, and many older homes still have aging galvanized lines. Pros in our network know the local quirks and bring the right parts on the first visit.

Across DeKalb County — from Sandy Springs, Doraville and Chamblee to ZIP codes like 30338, 30346, 30360 — homeowners deal with the same kinds of issues. The tips above apply locally, and when a job goes beyond a quick fix, a vetted local pro is only a call away.

Need a hand in Dunwoody?

If a plumbing issue is beyond a quick fix, don't wait for it to get worse. Call 888-217-3585 and Dunwoody Plumbing Experts will match you with a vetted local pro — usually within minutes. Learn more about plumbing help in Dunwoody.

Plumbing emergency or urgent repair? Call now.

Call 888-217-3585 and we'll match you with a vetted plumbing pro in Dunwoody — usually within minutes.

Emergency? Call Now888-217-3585
Emergency? Call Now888-217-3585