PureSync Original Undersink Water Filtration System

Undersink Filtration Comparison

Which PureSync™ Undersink System Is Right for You?

Both PureSync™ undersink systems are third-party tested to NSF/ANSI standards for broad-spectrum contaminant reduction and are designed to install neatly beneath your sink without electricity or wastewater.

The right choice depends on your space, filtration preferences, and desired system configuration.

PureSync™ Undersink

PureSync Lite™ Undersink

Best For

Customers wanting our most comprehensive undersink filtration system

Customers wanting strong undersink filtration in a more compact and budget-friendly configuration

Installation

Connects to cold water line or included stainless steel spigot

Connects to cold water line or included stainless steel spigot

Filtration Approach

Our most comprehensive undersink option, featuring a four-stage contaminant reduction configuration for expanded support across taste, odor, heavy metals, PFAS, VOCs, fluoride, and emerging contaminants

A streamlined three-stage undersink configuration designed to support broad-spectrum contaminant reduction while maintaining a smaller overall footprint

Contaminants Addressed

Designed to reduce a broad range of contaminants including chlorine, PFAS, VOCs, fluoride, lead, cysts, pharmaceuticals, heavy metals, and more

Designed to reduce many common household water contaminants including chlorine, PFAS, VOCs, fluoride, lead, cysts, heavy metals, and more

Flow & Operation

Designed for strong undersink flow with low pressure drop and no electricity required

Designed for strong undersink flow with low pressure drop and no electricity required

System Configuration

Four-stage contaminant reduction configuration

Three-stage contaminant reduction configuration

System Size

19″L × 6″D × 19.5″H

15″L × 4.5″D × 15″H

Maintenance

Filters should typically be replaced every 6–12 months depending on usage and water quality

Filters should typically be replaced every 6–12 months depending on usage and water quality

Minerals

Preserves beneficial minerals; optional inline mineralizer available

Preserves beneficial minerals; optional inline mineralizer available

Quick Guidance

Choose PureSync™ Undersink if…

• You want our most comprehensive undersink filtration system

• You want expanded support for taste, odor, PFAS, VOCs, fluoride, and emerging contaminants

• You want a full four-stage contaminant reduction configuration

Choose PureSync Lite™ Undersink if…

• You want strong undersink filtration in a more compact system

• You want broad-spectrum contaminant reduction with a simplified three-stage configuration

• You want a more budget-friendly undersink filtration option

Still not sure which system is right for your home?

We’re happy to help you choose based on your water quality concerns, installation preferences, and available space.

Contact Us for Help Choosing

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