Davey AQS Aquashield Smart Dual Stage Ultraviolet Water Filtration System 20" x 4.5" Without Cover (84LPM)

The Davey AQS Aquashield Smart Dual Stage UV System provides reliable whole-house water treatment for rainwater, bore water, and surface water supplies. Designed for homeowners seeking dependable protection against sediment, odours, and harmful microorganisms, the Aquashield Smart system combines dual-stage filtration with powerful UV disinfection to deliver clean, safe, great-tasting water throughout the home.

Engineered with 20" × 4.5" jumbo filter housings and a high-output UV chamber, this system offers excellent flow performance up to 84 litres per minute, making it ideal for medium to large households. The Smart controller is simple to operate and provides clear LED status indication and lamp-life countdown, ensuring trouble-free maintenance and consistent water quality.

Supplied pre-assembled for faster installation and built using durable, certified components, the Aquashield Smart system delivers long-term reliability and peace of mind—without the need for chemicals or complicated servicing.

FEATURES

• Dual-stage jumbo filtration 20" × 4.5" pleated sediment and activated carbon cartridges provide high dirt-holding capacity, improved taste, odour reduction, and protection for the UV chamber.
• High-performance UV disinfection Stainless steel axial-flow UV chamber inactivates bacteria, viruses, and pathogens without chemical additives.
• AquaShield Smart controller
  • Tricolour LED system status indicator
  • Lamp-life countdown timer
  • Audible and visual lamp replacement alerts
  • Simple plug-and-play setup
• Pre-assembled single manifold system Reduces installation time and eliminates leak points between housings.
• High-pressure capability
  Rated to 827 kPa (120 psi) for robust domestic installation compatibility.
• Long-life 10,000-hour UV lamp
  Market-leading UV performance with reduced maintenance frequency.
• Stainless steel construction 316L axial-flow chamber allows lamp and sleeve replacement without draining water.
• Versatile installation Reverse-flow capability for flexible plumbing layouts.

STAGE 1: 20 MICRON POLY PLEATED CARTRIDGE

• Poly Pleated sediment cartridges have the advantages of a high dirt holding ability with a low pressure drop. They are also economical as they can be cleaned and reused.
• Helps remove:
  • Sediment
  • Rust
  • Scale

STAGE 2: 1 MICRON POLYSPUN CARTRIDGE

• For finer sediment removal, commonly used in the 2nd stage of filtration.
• Helps remove
  • Rust
  • Sand
  • Cryptosporidium cysts (>99% efficienct for 1 micron cartridge) Material is food grade polypropylene with no chemical residue or loose fibres

SPECIFICATIONS

APPLICATIONS

• Rainwater tank households
• Bore and well water homes
• Rural, semi-rural, and off-grid housing
• Homes requiring potable-quality water for every tap
• Protection against sediment, colour, taste, odour, and microbiological contamination
• Pre-treatment for appliances and fixtures to reduce scale, staining, and wear