Whole-house softener · DuraWater

DuraWater Fleck 5600SXT 32,000-Grain Water Softener

32,000-grain softener for up to 3 people at 15 gpg

Updated October 2026

Quick verdict

A sound whole-house softener for up to 3 people on 15 gpg water.

Strength
32,000-grain rating.
Trade-off
Service flow not stated.
Right buyer
Up to 3 people on 15 gpg water.
Grain capacity (maker)
32,000 grains
Resin volume
1.0 cu ft
Control valve
Fleck 5600 SXT
Crosslink
10
Dimensions (seller)
10 x 10 x 54 inches
Product weight
96 lb
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What it does for your water

The DuraWater Fleck 5600SXT 32,000-Grain Water Softener is a whole-house softener rated at 32,000 grains on a Fleck 5600 SXT control valve.

Grain ratings are full-salt figures. At an efficient salt setting its 1.0 cu ft of resin delivers about 24,000 grains between regenerations, enough for up to 3 people on 15 grains-per-gallon water regenerating weekly, or 1 on 25 grains per gallon. Check it against your hardness.

The Fleck 5600 SXT head is one of the most widely serviced valves; seal kits, pistons, boards and meters that name it are in the valve parts lookup.

From the listing: model 5600SXT; resin 1.0 cu ft; valve Fleck 5600 SXT.

The listing gives dimensions of 10 x 10 x 54 inches, a shipping weight of 96 lb and water softener in the box.

Is it the right unit for your house?

Choose it when

  • Up to 3 people on 15 gpg water
  • Replacing an older softener

Pass on it when

  • More than 1 person on 25 gpg water
  • Iron above about 5 ppm without an iron filter

Where it wins and where it loses

Wins

  • 32,000-grain rating
  • Fleck 5600 SXT valve
  • 1.0 cu ft of resin

Loses

  • Service flow not stated
  • Needs a drain and an outlet nearby
  • Softened water carries added sodium unless you use potassium chloride

Limits to know about

  • Figures are the maker's or seller's own; check fit and capacity against your water test and your equipment's manual.

Maker's figures

Every figure below comes from the source shown in brackets. Where the maker doesn't state something, we say so instead of estimating.

Model number5600SXTRetailer
Product weight96 lbRetailer
Dimensions (seller)10 x 10 x 54 inchesRetailer
Grain capacity (maker)32,000 grainsRetailer
Resin volume1.0 cu ftRetailer
Control valveFleck 5600 SXTRetailer
Crosslink10Retailer

Units to weigh against it

Other water softeners in the catalog

Every water softeners on one grid · All DuraWater units we cover

Final verdict

A sound whole-house softener for up to 3 people on 15 gpg water.

Where to buy

Our links open this exact model's product page. Prices and stock change; check what's included before you order.

Prices change often; the button shows today's price.

Each button opens this exact model. We may earn a commission on tracked links; it never changes what we publish. Disclosure

Questions buyers ask

How many people is the DuraWater Fleck 5600SXT 32,000-Grain Water Softener for?
At an efficient salt setting it delivers about 24,000 grains between regenerations: up to 3 on 15 gpg water, or 1 on 25 gpg, regenerating weekly. Iron adds load: each ppm counts as about 4 gpg.