The HydroTAC® system is a modern, salt-free alternative to traditional water softeners, designed to protect your home without adding salt or chemicals. Using advanced Template Assisted Crystallization (TAC)® technology, it prevents scale buildup while preserving the healthy minerals already in your water.

Paired with a high-flow, dual-stage activated carbon block filter, this system also reduces chlorine, PFAS, and other unwanted contaminants—delivering cleaner, better-tasting water from every tap.

Backed by independent testing, HydroTAC® helps prevent up to 99.6% of scale formation, protecting your plumbing, fixtures, and appliances while reducing maintenance and long-term costs.

Why Homeowners Choose HydroTAC®

✔️ Salt-free scale prevention — no salt, no chemicals, no wastewater
✔️ Up to 99.6% scale reduction to protect pipes and appliances
✔️ Advanced carbon filtration reduces chlorine, PFAS, and other contaminants
✔️ Preserves beneficial minerals for healthier, better-balanced water
✔️ Improves taste and odor throughout your entire home
✔️ Low maintenance design with filters lasting up to 3 years
✔️ Eco-friendly system that conserves water and eliminates salt use

What This System Does (Simply)

• Helps stop scale before it sticks to your plumbing
• Reduces existing buildup over time
• Filters out chlorine and common chemical contaminants
• Improves water quality across every faucet, shower, and appliance

What’s Included

• System housing with head assembly
• TAC® scale prevention cartridge
• Radial flow carbon block filter cartridge
• (2) 1" NPT inlet/outlet adapters
• (2) locking pins
• Outlet connector
• Multifunction maintenance tool
• Mounting bracket
• Pressure relief valve

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Key Specifications

Flow Rate: Up to 10 GPM
Temperature Range: 40–104°F (5–40°C)
Operating Pressure: 10–90 psi (pressure limiting valve recommended above 70 psi)
Dimensions: 9" W × 9" D × 19.2" H
Weight: 16.6 lbs

Reduces: Scale, sediment, chlorine taste & odor, and a range of chemical contaminants

Recommended Water Conditions

• pH: 6.5 – 8.5
• Hardness: Up to 75 GPG (best under 25 GPG)
• Chlorine: < 3 ppm
• Iron: ≤ 0.3 mg/L
• Manganese: ≤ 0.05 mg/L
• Copper: ≤ 1.3 mg/L
• Oil, phosphates, hydrogen sulfide: must be removed prior to installation

Replacement Filters

SMF 7100639 and SMF 7100640

Product #: WD 7100638