Waukesha County & the Milwaukee metro · $3,950 installed · free quote first, by phone

(262) 599-6261
Two tanks The dual-tank city-water system: a softening tank and a carbon tank under one bridged valve, with the brine tank beside them

Whole-home systems

Dual Tank City Water

The largest system. A separate carbon tank with its own backwash.

Two tanks instead of one: a dedicated softening tank and a dedicated carbon tank, run from a single ceramic-disc valve bridged across both, and the carbon tank backwashes on the same schedule.

Best for: large houses and high usage on city water

Named by model on the quote

What you get

Features

  • Sized to your hardness number and household, named by model on your quote
  • Dedicated softening tank plus a dedicated carbon tank
  • Carbon tank backwashes on the same schedule
  • One ceramic-disc valve bridged across both tanks
  • 10% crosslinked resin, coconut-shell carbon
  • Installed by an independent licensed Wisconsin plumbing contractor

Full specifications

10% crosslinked resinCeramic-disc valveNamed by model on the quote

Key specifications

Sizingfrom your hardness and household, on the call; the quote names the model
Flow rateon the manufacturer’s sheet for the model named on your quote
Configurationtwo tanks: one resin, one carbon
Brine / salt tank15″ × 35″ square
Distributor tube1.25″ high-flow
Bypass valve1″ full-flow, included
Port connections1″ NPT elbows
Backwashboth tanks, on schedule
Best suited tothe largest households
Supplyto order from the manufacturer; the install date is set once the equipment is in hand and approved for use in Wisconsin (SPS 384)

Operating requirements

Operating pressure30 to 125 psi
Water temperature40° to 110°F (4° to 43°C)
Electrical120V / 60Hz, 12V 650mA transformer
Inlet turbidityunder 5 FTU
Backwash flowon the manufacturer’s sheet for the model named on your quote
Regenerationupflow counter-current, demand-initiated metering

Components

Control valveceramic-disc metered valve, 72-hour memory backup
Mineral tankcomposite pressure tank
Softening resinstrong-acid cation, 10% crosslinked
Carbon mediagranular activated coconut-shell carbon
Support beddingpolishing gravel underbed
Installationindependent licensed Wisconsin plumbing contractor, any required permit pulled in the plumber’s own name

Specifications are from the manufacturer’s documentation for the unit named on your quote. Brand names belong to their respective owners. Installation is by an independent licensed Wisconsin plumbing contractor, who pulls any required permit in the plumber’s own name.

Get your free quote

Takes about thirty seconds. We call you back the same or next business day.

Water source
If you are not sure, leave it blank. We sort it out on the call.

We reply the same or next business day and never resell your information. Prefer email? support@zerograinwater.com

In writing

Three things you get in writing

Every one of these is written on the quote or the agreement, not a promise on a call.

Read the FAQ

3 days

To change your mind

Three business days to cancel after you sign. Two copies of the cancellation notice come with the contract, filled in and dated.

0

Balance due before the install is complete

The agreement puts full payment at the completion of the install: the system in, running and your water retested at your tap.

30 days

The quote holds

One itemized page with every model named, so you can compare it against anyone.

Free quote, by phone

Every quote starts with your number, not a catalog.

One short call, about fifteen minutes. We size from your town’s published number, or your well’s lab result, and your household, and you end the call with a one-page itemized quote.

  • Free quote by phone
  • Installed by a licensed WI plumber
  • Softeners retested to zero