Fit Aqua 7 Stage REDOX RO Complete Replacement Set

Transform your water quality with this comprehensive maintenance kit for the Fit Aqua Piano REDOX system. This professional-grade set includes all filtration stages plus the high-performance 100 GPD membrane.

Complete Set Includes:

1. High-Performance RO Membrane

• 100 Gallons Per Day capacity
• Advanced TFC membrane technology
• Superior contaminant rejection
• Extended service life design

2. Sediment Pre-Filter (2" QC 5μm)

• 5-micron particle filtration
• Removes sand, rust, and sediment
• Protects membrane life
• High-capacity debris collection

3. Carbon Block Filter (2.5" CTO QC)

• Premium coconut shell carbon block
• Enhanced chlorine removal
• Superior organic contaminant reduction
• Membrane protection technology

4. Water Structuring Cartridge (2" QC)

• Advanced water revitalization technology
• Enhances water's molecular structure
• Natural information transfer technology
• Promotes hexagonal water structure

5. Remineralisation Filter (2" QC)

• Natural dolomite mineral media
  
• Balanced mineral enhancement
• Improved taste and clarity

Mineral Profile per Litre:

• Calcium: 26mg
• Magnesium: 20mg
• Sodium: 1mg
• Potassium: 0.5-1mg
• Plus essential trace minerals

6. REDOX Copper Enhancement Cartridge (2.5" QC)

• Reduces oxidation potential to -300mV
• Increases pH to approximately 10
• Natural antioxidant properties
• Extended 2.5" diameter for optimal performance

Technical Specifications:

• Filter Sizes: 2" and 2.5" diameter options
• Membrane: 100 GPD TFC
• Connection: Quick-connect fittings
• Service Life: 6 months (filters), 2-3 years (membrane)
• System Compatibility: Fit Aqua Piano REDOX

Water Quality Performance: Produces premium quality water with:

• pH Level: 9.7
• Total Hardness: 56 mg/l CaCO3
• Alkalinity: 1.05 Mmol H/l
• Enhanced antioxidant properties
• Balanced mineral content

Installation Features:

• Quick-connect fittings throughout
• Colour-coded connections
• Tool-free replacement
• Includes membrane housing wrench

This complete replacement set ensures your Fit Aqua Piano REDOX system maintains peak performance, delivering enhanced, mineral-rich water with natural antioxidant properties for your daily needs. Regular maintenance with genuine Fit Aqua components guarantees optimal system performance and water quality.

[Note: Water quality results may vary based on source water conditions and usage patterns.]

Follow the manufacturer’s installation guidance and check all connections before leaving the installation.

Order before our dispatch cut-off — 3pm Monday to Friday, or 12pm on Saturday — and your order is sent the same day; anything after that follows the next working day. We don’t dispatch on Sundays, and you’ll get a tracking link by email as soon as your order is on its way.

Choose your UK delivery option at checkout:

• Free Express Delivery — free on orders over £60 (2–3 working days).
• Standard Delivery — £3.99 (2–3 working days).
• Next Day Delivery — £6.99, arriving the next working day when you order before the cut-off.

We also ship internationally, with rates calculated at checkout.

Returns & refunds

Changed your mind? You have 30 days to return any unused filter in its original sealed packaging for a refund, or 90 days for exchanges. Start at our returns portal and either generate a prepaid Royal Mail label (£3.49, deducted from your refund) or use your own courier — exchanges are always free to return. We approve refunds within 24 hours of your return reaching us; your bank may then take 3–5 working days to show the funds.