Three Stage 20" Jumbo Replacement Filter Kit

20" Triple Filter Replacement Kit – Options for Rainwater or Mains Water Systems

Optimise your 20" triple housing system with these full-spectrum three-stage replacement filter kits, engineered for high-flow filtration on both rainwater and mains water supplies. Each combination delivers layered contaminant control to suit your specific water source and household needs.

Rainwater Kit
• Stage 1: 20" Polypleated 20 Micron Filter – Washable pre-filter captures large debris, sediment, and organic particles.
• Stage 2: 20" Polyspun 1 Micron Filter – Fine sediment filter removes silt, turbidity, and particulate matter.
• Stage 3: 20" Carbon Block 5 Micron Filter – Enhances taste and odour while reducing residual organics for UV system compatibility.

Mains Water Kit
• Stage 1: 20" Polypleated 20 Micron Filter – Handles sediment and rust from pipework.
• Stage 2: 20" Carbon Block 5 Micron Filter – Reduces chlorine, odours, and volatile organic compounds.
• Stage 3: 20" KDF/GAC Filter – Combines granular activated carbon and KDF media to tackle heavy metals, chlorine, and microbial growth.

Product Description

Each filter in these bundles is compatible with standard 20" x 4.5" BIG housings, ensuring easy installation and long-lasting filtration. Whether you're managing untreated rainwater or protecting your home from urban water contaminants, these kits provide comprehensive protection with high-capacity flow.

Ideal for whole-home water systems, especially those paired with UV disinfection.

Why You Should Replace Your Filters
• Maintain peak flow and clean, safe water
• Remove sediment, odours, and harmful impurities
• Protect appliances, plumbing, and UV systems
• Ensure optimal taste and system longevity

FAQs

Q: Are these suitable for all triple housings?
A: Yes – they fit any standard 20" x 4.5" triple filter housing setup.

Q: How often should I replace these filters?
A: Every 6–12 months based on water use and quality. The 20μm pleated filter can be rinsed and reused.

Q: Can I use the Mains Kit on untreated water?
A: It’s designed for pre-treated municipal water. The Rainwater Kit is more effective for raw sources like tank or bore water.