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Push-fit
4.9 out of 5 (500+ store reviews)
Perfect fit for my RO system. The size was exactly what I needed, delivery was fast and installation was as easy as push and go.— Mark T., verified buyer store review
Fit Aqua H2 REDOX pH Inline Water Filter - 1/4" Push Fit
MPN
£99.99 inc. VAT
In stock
Ready to dispatch
- 6-month filter life
-
Push-fit
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FREE Express Delivery
UK orders over £60
Next Day Delivery
£6.99
Standard Delivery
£3.99 for 2-3 days
*Applies when Next Day Delivery is selected at checkout.
Delivery information
Order before the delivery cut-off for the fastest available dispatch. Delivery options and final prices are confirmed at checkout.
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Our size guide and fitting advice help you choose the right connection first time.
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Learn moreWhat our customers say
The Fit Aqua H2 REDOX pH Inline Water Filter is an advanced water ionization system designed to deliver premium alkaline water directly to your home. This 2.5" diameter linear cartridge represents the cutting edge in water enhancement technology, engineered to dramatically improve your water's properties and support overall wellness.
Key Features & Benefits:
- Generates active hydrogen (200+ μg/L)
- Creates a negative ORP value (-100 to -400 mV)
- Increases water alkalinity (pH 8-10)
- Fortifies water with essential minerals (calcium, magnesium, potassium, sodium)
- BPA-free construction
- PZH certified
- Compatible with standard osmotic filtration systems
- Ideal for final-stage filtration
Health & Wellness Benefits: The Fit Aqua H2 REDOX transforms ordinary water into antioxidant-rich alkaline water that helps neutralize body acidity, enhance nutrient absorption, and support cellular health. Regular consumption of 2-2.5 litres daily helps maintain optimal blood pH levels while supporting natural detoxification processes.
Technical Specifications:
- Diameter: 2.5 inches
- Installation: Inline configuration
- Position: Final stage filtration
- Construction: BPA-free materials
- Certification: PZH certified
Installation Note: For optimal performance and safety, a vent valve is recommended due to hydrogen generation. Contact our technical support team for vent valve options and installation guidance.
Perfect For:
- Home filtration systems
- Health-conscious individuals
- Those seeking alkaline water benefits
- Existing reverse osmosis system enhancement
The Fit Aqua H2 REDOX pH Inline Water Filter offers an economical solution for those seeking the benefits of alkaline, mineral-rich water. Its premium construction and proven technology make it an excellent investment in your home's water quality and your family's well-being.
- MPN
- AC-BIL-H2.ORP.PH
- Brand
- Fit Aqua
- Fitting type
- Inline
- Push-fit size
- 1/4"
- Material
- Polypropylene/Carbon
- Filter life
- 6 months
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.
Product Details
The Fit Aqua H2 REDOX pH Inline Water Filter is an advanced water ionization system designed to deliver premium alkaline water directly to your home. This 2.5" diameter linear cartridge represents the cutting edge in water enhancement technology, engineered to dramatically improve your water's properties and support overall wellness.
Key Features & Benefits:
- Generates active hydrogen (200+ μg/L)
- Creates a negative ORP value (-100 to -400 mV)
- Increases water alkalinity (pH 8-10)
- Fortifies water with essential minerals (calcium, magnesium, potassium, sodium)
- BPA-free construction
- PZH certified
- Compatible with standard osmotic filtration systems
- Ideal for final-stage filtration
Health & Wellness Benefits: The Fit Aqua H2 REDOX transforms ordinary water into antioxidant-rich alkaline water that helps neutralize body acidity, enhance nutrient absorption, and support cellular health. Regular consumption of 2-2.5 litres daily helps maintain optimal blood pH levels while supporting natural detoxification processes.
Technical Specifications:
- Diameter: 2.5 inches
- Installation: Inline configuration
- Position: Final stage filtration
- Construction: BPA-free materials
- Certification: PZH certified
Installation Note: For optimal performance and safety, a vent valve is recommended due to hydrogen generation. Contact our technical support team for vent valve options and installation guidance.
Perfect For:
- Home filtration systems
- Health-conscious individuals
- Those seeking alkaline water benefits
- Existing reverse osmosis system enhancement
The Fit Aqua H2 REDOX pH Inline Water Filter offers an economical solution for those seeking the benefits of alkaline, mineral-rich water. Its premium construction and proven technology make it an excellent investment in your home's water quality and your family's well-being.
Specifications
- MPN
- AC-BIL-H2.ORP.PH
- Brand
- Fit Aqua
- Fitting type
- Inline
- Push-fit size
- 1/4"
- Material
- Polypropylene/Carbon
- Filter life
- 6 months
Installation
Follow the manufacturer’s installation guidance and check all connections before leaving the installation.
Delivery & Returns
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.