G45 Replacement Cartridge | Nature2 | W28145 (Fits Nature2 G45 Up To 45000 Gallons)

Nature2 G45 Cartridges are designed to replace worn or damaged components in your Nature2 mineral sanitization system and restore proper operation for pools up to 45,000 gallons. This replacement cartridge (W28145) keeps your system functioning with minimal downtime, so you can enjoy clearer water and steadier sanitizer performance.

Built as a single-unit cartridge, it leverages silver-copper ion technology to maintain a consistent mineral balance, which helps reduce chlorine demand and lower chemical handling over the season. By refreshing the mineral core, it supports ongoing sanitation without the guesswork of frequent part swaps, making maintenance more predictable and economical.

Ideal for residential and light commercial pools, the G45 cartridge is a practical choice when you notice weaker sanitization, cloudy water, or slower flow. It seamlessly fits into existing Nature2 G45 setups, delivering reliable performance without complex installation or tools.

• Direct-fit replacement for Nature2 G45 systems, suitable for up to 45,000 gallons.
• Mineral sanitation with silver-copper ion tech to inhibit bacteria and algae.
• Lower chlorine demand and easier maintenance with fewer dosing adjustments.
• Single-unit, easy install—swap in without special tools.
• Durable construction designed to withstand routine pool chemistry and temperature changes.

Keep your pool’s cleanliness and comfort steady—Add to cart today to restore your Nature2 G45 system and enjoy low-maintenance, mineral-driven sanitation.