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Mountain Water Co.
Mountain Water Co.

Whole-Home Softener & Carbon Filtration

Dual-Tank System — City Water

Two tanks · 96,000 grain

Two tanks instead of one — a dedicated resin tank and a dedicated carbon tank, treating in stages. Built for continuous demand: large households, pools, and homes that never really stop using water.

NSF/ANSI 44NSF/ANSI 42NSF/ANSI 61WQA Gold Seal resinMade in USA
A Mountain Water Co. dual-tank system: a softening tank, a carbon tank and a brine tank

Key specifications

Softening capacity96,000 grains
Valve flow rate28 GPM
Service flow rate27 GPM
ConfigurationTwo tanks — one resin, one carbon
Control valveOne valve, bridged across both tanks
Brine / salt tank15" × 35" square
Distributor tube1.25" high-flow
Bypass valve1" full-flow, included
Port connections1" NPT elbows
BackflushBoth tanks, to extend system life
Best suited to10+ residents, pools, continuous demand

Operating requirements

Operating pressure30 – 125 PSI
Water temperature40° – 110°F (4° – 43°C)
Electrical120V / 60Hz — 12V 650mA transformer
Inlet turbidityUnder 5 FTU
Service flow27 GPM at 15 PSI pressure drop
Backwash flow3.0 gal/min
RegenerationUpflow counter-current, demand-initiated metering

Components, sourcing & warranty

Control valveCeramic disc control valve by Hankscraft — assembled in Wisconsin, 72-hour memory backup
Mineral tankEnpress LLC fiberglass pressure tank — made in Ohio
Softening resinResinTech CG10 strong-acid cation, 10% crosslinked — New Jersey, WQA Gold Seal
Carbon mediaJacobi granular activated coconut-shell carbon
Support beddingNSF-certified polishing gravel
AssemblyFort Worth, Texas
CertificationsNSF/ANSI 44, NSF/ANSI 42, NSF/ANSI 61
Tank warrantyLifetime — media tanks, storage tanks and brine tank
Ceramic disc warrantyLifetime
Control valve warranty5 years — valve body and circuit board
Media warranty5 years — resin and carbon
Labor warranty1 year from date of purchase

What the carbon reduces

  • Chlorine and chloramines
  • THMs and disinfection byproducts
  • PFAS / PFOA / PFOS
  • VOCs — benzene, toluene, xylene
  • Pesticides and herbicides
  • Hydrogen sulfide odor
  • Heavy metals
  • Taste and odor compounds

Component brands and certifications are those of their respective manufacturers. Do not use on water that is microbiologically unsafe or of unknown quality without adequate disinfection before or after the system.

Full warranty terms are on the Mountain Water Co. warranty page. Specifications subject to change without notice.

Mountain Water Co. LLC · Morgantown, WV · (304) 435-9812 · info@getmountainwater.com