Whole-house softener ยท Tier1

Tier1 WS-165-132 32,000-Grain Water Softener

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

Updated October 2026

Quick verdict

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

Strength
32,000-grain rating.
Trade-off
Valve not named on the listing.
Right buyer
Up to 3 people on 15 gpg water.
Grain capacity (maker)
32,000 grains
Service flow (maker)
18 GPM
Regeneration
metered regeneration
Household (maker)
3-4
Material
Resin
Dimensions (seller)
9"L x 9"W x 53"H
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What it does for your water

The Tier1 WS-165-132 32,000-Grain Water Softener is a whole-house softener rated at 32,000 grains. Its listing gives a service flow of 18 GPM.

The rating assumes a heavy salt dose; at a salt-saving setting expect about 24,000 grains from its rating, 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.

Other listed details: features listed Sediment Reduction; mounting Freestanding; sized by the maker for 3-4; regeneration metered regeneration; power Gravity Fed; capacity stated as 1 cu ft.

The listing gives dimensions of 9 in (L) x 9 in (W) x 53 in (H), a shipping weight of 95 lb and filter in the box.

Warranty, per the listing: 10-Year Limited.

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
  • 18 GPM service flow

Loses

  • Valve not named on the listing
  • Plumbing, drain and outlet needed
  • 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 numberWS-165-132Retailer
Features (seller)Sediment ReductionRetailer
Dimensions (seller)9"L x 9"W x 53"HRetailer
MaterialResinRetailer
Mounting / installationFreestandingRetailer
MethodIon ExchangeRetailer
Service flow (maker)18 GPMRetailer
Product weight95 lbRetailer
Model nameTIER1_WS_165_132Retailer
Warranty10-Year LimitedRetailer
Grain capacity (maker)32,000 grainsRetailer
Regenerationmetered regenerationRetailer
Household (maker)3-4Retailer

Units to weigh against it

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Final verdict

A practical 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 Tier1 WS-165-132 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.