Basket
My Basket
Search
Perform Advanced Search
  • Compare Products
Menu
Account

Reverse Osmosis

Finerfilters Ltd. is one of the leading suppliers of Reverse Osmosis products in the UK. RO is one of the highest precision filtration methods available for drinking water, capable of removing up to 99% of waterborne contaminants. RO can be used in numerous applications where you need the purest water possible.

We supply everything you need to install and maintain a reverse osmosis system, our customer service team offer exceptional knowledge and advice to help you decide which is the right system for you, and we will continue to support you long after installation.

Reverse Osmosis SystemsReverse Osmosis Systems

Reverse Osmosis Systems

Reverse Osmosis Replacement FiltersReverse Osmosis Replacement Filters

Replacement Filters

Reverse Osmosis MembranesReverse Osmosis Membranes

RO Membranes

RO Booster Pumps and RO Booster Pump Upgrade KitsRO Booster Pumps and RO Booster Pump Upgrade Kits

Booster Pumps and Kits

RO Taps and FaucetsRO Taps and Faucets

RO Taps / Faucets

RO Spares and AccessoriesRO Spares and Accessories

Spares & Accessories

Reverse Osmosis

Page
per page
  1. Finerfilters Long Reach Chrome Lever Water Filter Tap
    Add to Saved Products Add to Compare
    Finerfilters Long Reach Chrome Lever Water Filter Tap
    £11.99
    Rating:
    98%
    12  Reviews
  2. Finerfilters Chrome Bobble Foot Water Filter Tap - Fits All Water Filter Systems
    Add to Saved Products Add to Compare
    Finerfilters Chrome Bobble Foot Water Filter Tap - Fits All Water Filter Systems
    £14.99
    Rating:
    100%
    2  Reviews
    Out of stock
  3. John Guest CI320816FS ¦ 3/4" BSP Female x 1/4" Push Fit ¦ Tap Adaptor
    Add to Saved Products Add to Compare
    John Guest CI320816FS ¦ 3/4" BSP Female x 1/4" Push Fit ¦ Tap Adaptor
    £7.49 As low as £4.19
    Rating:
    93%
    3  Reviews
  4. John Guest CI321216FS ¦ 3/4 Female BSP x 3/8 Push Fit
    Add to Saved Products Add to Compare
    John Guest CI321216FS ¦ 3/4 Female BSP x 3/8 Push Fit
    £7.99 As low as £4.79
    Rating:
    100%
    1  Review
  5. John Guest 1/4" LLDPE Tubing - 150M Coil - White
    Add to Saved Products Add to Compare
    John Guest 1/4" LLDPE Tubing - 150M Coil - White
    £46.99 As low as £39.99
    Rating:
    100%
    1  Review
  6. John Guest 1/4" LLDPE Tubing - 150M Coil - Blue
    Add to Saved Products Add to Compare
    John Guest 1/4" LLDPE Tubing - 150M Coil - Blue
    £46.99 As low as £39.99
    Rating:
    100%
    1  Review
  7. John Guest 1/4" LLDPE Tubing - 150M Coil - Red
    Add to Saved Products Add to Compare
    John Guest 1/4" LLDPE Tubing - 150M Coil - Red
    £46.99 As low as £39.99
    Rating:
    100%
    1  Review
    Out of stock
  8. LG Premium Reverse Osmosis Membrane 50GPD Gallons Per Day
    Add to Saved Products Add to Compare
    LG Premium Reverse Osmosis Membrane 50GPD Gallons Per Day
    Subscribe & Save 5%
    £24.99
    Rating:
    100%
    1  Review
    Out of stock
  9. Ultra-Modern 3-way Chrome Tri-Flow Kitchen Water Filter Faucet/Tap for Hot, Cold and Filtered Drinking Water
    Add to Saved Products Add to Compare
    Ultra-Modern 3-way Chrome Tri-Flow Kitchen Water Filter Faucet/Tap for Hot, Cold and Filtered Drinking Water
    £69.99
    Rating:
    98%
    3  Reviews
    Out of stock
  10. Finerfilters Long Reach Ceramic Valve Quarter Turn Water Filter Tap
    Add to Saved Products Add to Compare
    Finerfilters Long Reach Ceramic Valve Quarter Turn Water Filter Tap
    £19.99
  11. Swan Neck Chrome RO & Water Filter Tap by Finerfilters
    Add to Saved Products Add to Compare
    Swan Neck Chrome RO & Water Filter Tap by Finerfilters
    £19.99
    Rating:
    97%
    18  Reviews
  12. Finerfilters Luxury Water Filter Tap - Brushed Nickel Finish. Fits all 1/4" Water Filter & Reverse Osmosis Systems.
    Add to Saved Products Add to Compare
    Finerfilters Luxury Water Filter Tap - Brushed Nickel Finish. Fits all 1/4" Water Filter & Reverse Osmosis Systems.
    £24.99
  13. 4 Stage Compact Aquarium Reverse Osmosis 100 GPD Unit with Inline DI Resin Chamber for Tropical, Marine & Discus Fish
    Add to Saved Products Add to Compare
    4 Stage Compact Aquarium Reverse Osmosis 100 GPD Unit with Inline DI Resin Chamber for Tropical, Marine & Discus Fish
    £48.99
    Rating:
    100%
    1  Review
  14. 4 Stage Compact Aquarium Reverse Osmosis 75 GPD Unit with Inline DI Resin Chamber for Tropical, Marine & Discus Fish
    Add to Saved Products Add to Compare
    4 Stage Compact Aquarium Reverse Osmosis 75 GPD Unit with Inline DI Resin Chamber for Tropical, Marine & Discus Fish
    £45.99
    Rating:
    100%
    1  Review
  15. 4 Stage Compact Aquarium Reverse Osmosis 50 GPD Unit with Inline DI Resin Chamber for Tropical, Marine & Discus Fish
    Add to Saved Products Add to Compare
    4 Stage Compact Aquarium Reverse Osmosis 50 GPD Unit with Inline DI Resin Chamber for Tropical, Marine & Discus Fish
    £42.99
    Rating:
    98%
    4  Reviews
  16. 3 Stage Compact Aquarium Reverse Osmosis 100 GPD Unit for Tropical, Marine & Discus Fish
    Add to Saved Products Add to Compare
    3 Stage Compact Aquarium Reverse Osmosis 100 GPD Unit for Tropical, Marine & Discus Fish
    £41.99
  17. 3 Stage Compact Aquarium Reverse Osmosis 75 GPD Unit for Tropical, Marine & Discus Fish
    Add to Saved Products Add to Compare
    3 Stage Compact Aquarium Reverse Osmosis 75 GPD Unit for Tropical, Marine & Discus Fish
    £36.99
  18. 3 Stage Compact Aquarium Reverse Osmosis 50 GPD Unit for Tropical, Marine & Discus Fish
    Add to Saved Products Add to Compare
    3 Stage Compact Aquarium Reverse Osmosis 50 GPD Unit for Tropical, Marine & Discus Fish
    £32.99
    Rating:
    100%
    2  Reviews
  19. 4 Stage Aquarium Reverse Osmosis 75GPD Unit - Drop In Style with Refillable DI Resin Chamber For Marine, Tropical and Discus Fish
    Add to Saved Products Add to Compare
    4 Stage Aquarium Reverse Osmosis 75GPD Unit - Drop In Style with Refillable DI Resin Chamber For Marine, Tropical and Discus Fish
    £67.99
  20. Finerfilters In Line Push Fit Shut Off Valve Tap / Isolation Valve ¦ 1/4" x 1/4" ¦ For Water Filter Systems & Reverse Osmosis LLDPE Tubing
    Add to Saved Products Add to Compare
    Finerfilters In Line Push Fit Shut Off Valve Tap / Isolation Valve ¦ 1/4" x 1/4" ¦ For Water Filter Systems & Reverse Osmosis LLDPE Tubing
    £2.99 As low as £1.79
  21. Finerfilters Mains Water Tap Adapter / Reducing Connector ¦ 3/4" BSP to 1/4" Push Fit
    Add to Saved Products Add to Compare
    Finerfilters Mains Water Tap Adapter / Reducing Connector ¦ 3/4" BSP to 1/4" Push Fit
    £5.49 As low as £2.99
  22. Vontron 50 GPD Reverse Osmosis Membrane Element ULP1812-50
    Add to Saved Products Add to Compare
    Vontron 50 GPD Reverse Osmosis Membrane Element ULP1812-50
    Subscribe & Save 5%
    £14.99 As low as £12.99
  23. Vontron 75 GPD Reverse Osmosis Membrane Element ULP1812-75
    Add to Saved Products Add to Compare
    Vontron 75 GPD Reverse Osmosis Membrane Element ULP1812-75
    Subscribe & Save 5%
    £16.99 As low as £14.99
  24. Vontron 100 GPD Reverse Osmosis Membrane Element ULP1812-100
    Add to Saved Products Add to Compare
    Vontron 100 GPD Reverse Osmosis Membrane Element ULP1812-100
    Subscribe & Save 5%
    £19.99 As low as £17.99
  25. EZ Digital TDS TDS-3 Meter for Testing Water Quality
    Add to Saved Products Add to Compare
    EZ Digital TDS TDS-3 Meter for Testing Water Quality
    £9.99 As low as £8.29
  26. 4 Stage Aquarium Reverse Osmosis 50GPD Unit - Drop In Style with Refillable DI Resin Chamber For Marine, Tropical and Discus Fish
    Add to Saved Products Add to Compare
    4 Stage Aquarium Reverse Osmosis 50GPD Unit - Drop In Style with Refillable DI Resin Chamber For Marine, Tropical and Discus Fish
    £64.99
    Rating:
    100%
    4  Reviews
  27. 4 Stage Aquarium Reverse Osmosis 100GPD Unit - Drop In Style with Refillable DI Resin Chamber For Marine, Tropical and Discus Fish
    Add to Saved Products Add to Compare
    4 Stage Aquarium Reverse Osmosis 100GPD Unit - Drop In Style with Refillable DI Resin Chamber For Marine, Tropical and Discus Fish
    £74.99
    Rating:
    100%
    1  Review
  28. Pressure Gauge for Reverse Osmosis Systems with 1/4" connection by Finerfilters
    Add to Saved Products Add to Compare
    Pressure Gauge for Reverse Osmosis Systems with 1/4" connection by Finerfilters
    £7.99
  29. E-Chen EC-103-100 Diaphragm Booster Pump 100GPD for Reverse Osmosis / RO Systems
    Add to Saved Products Add to Compare
    E-Chen EC-103-100 Diaphragm Booster Pump 100GPD for Reverse Osmosis / RO Systems
    £60.99
  30. High Pressure Replacement Switch - Push Fit connection
    Add to Saved Products Add to Compare
    High Pressure Replacement Switch - Push Fit connection
    £5.99 As low as £3.99
  31. 3 Stage Aquarium Reverse Osmosis 50 GPD Unit For Marine, Tropical and Discus Fish
    Add to Saved Products Add to Compare
    3 Stage Aquarium Reverse Osmosis 50 GPD Unit For Marine, Tropical and Discus Fish
    £44.99
    Rating:
    93%
    4  Reviews
  32. 3 Stage 10" Reverse Osmosis System
    Add to Saved Products Add to Compare
    3 Stage Aquarium Reverse Osmosis 75 GPD Unit For Marine, Tropical and Discus Fish
    £49.99
    Rating:
    100%
    1  Review
  33. 3 Stage Aquarium Reverse Osmosis 100 GPD Unit For Marine, Tropical and Discus Fish
    Add to Saved Products Add to Compare
    3 Stage Aquarium Reverse Osmosis 100 GPD Unit For Marine, Tropical and Discus Fish
    £56.99
    Rating:
    100%
    2  Reviews
  34. Equal Straight Connector ¦ 1/4" Pushfit x 1/4" Pushfit ¦ DMFit AUC0404
    Add to Saved Products Add to Compare
    Equal Straight Connector ¦ 1/4" Pushfit x 1/4" Pushfit ¦ DMFit AUC0404
    £3.49 As low as £1.79
  35. Female BSP Tap to Push Fit Adapter ¦ 3/4" BSP x 1/4" Push Fit ¦ DMFit AFAB0409FP
    Add to Saved Products Add to Compare
    Female BSP Tap to Push Fit Adapter ¦ 3/4" BSP x 1/4" Push Fit ¦ DMFit AFAB0409FP
    £6.99 As low as £3.79
  36. Female UNS to Push Fit Tap Adapter ¦ 7/16" UNS Cone type x 1/4" Push Fit ¦ DMFit AFAU047/16C
    Add to Saved Products Add to Compare
    Female UNS to Push Fit Tap Adapter ¦ 7/16" UNS Cone type x 1/4" Push Fit ¦ DMFit AFAU047/16C
    £3.49 As low as £1.89
  37. In Line Water Filter Strainer ¦ 1/4" Push Fit x 1/4" Push Fit, 100 Mesh ¦ DMFit ADMF0404
    Add to Saved Products Add to Compare
    In Line Water Filter Strainer ¦ 1/4" Push Fit x 1/4" Push Fit, 100 Mesh ¦ DMFit ADMF0404
    £11.99
    Rating:
    100%
    1  Review
  38. 15mm Pipe Reducer ¦ 15mm Push Fit x 1/4" Push Fit ¦ DMFit AUC15M04
    Add to Saved Products Add to Compare
    15mm Pipe Reducer ¦ 15mm Push Fit x 1/4" Push Fit ¦ DMFit AUC15M04
    £7.99 As low as £3.49
  39. Garden Hose Tap Connector Fittings for 3/4" Systems ¦ 3/4" Brass Hex Nipple & Hozelock Style Fitting x 2
    Add to Saved Products Add to Compare
    Garden Hose Tap Connector Fittings for 3/4" Systems ¦ 3/4" Brass Hex Nipple & Hozelock Style Fitting x 2
    £8.99
  40. Water Filter Housing to Push Fit Adapter ¦ 3/4" Brass Hex Nipple & 3/4" BSP x 1/4" Pushfit Fittings x 2
    Add to Saved Products Add to Compare
    Water Filter Housing to Push Fit Adapter ¦ 3/4" Brass Hex Nipple & 3/4" BSP x 1/4" Pushfit Fittings x 2
    £9.99
  41. Finerfilters Booster Pump Upgrade Kit
    Add to Saved Products Add to Compare
    Finerfilters Booster Pump Upgrade Kit
    £17.99
  42. Finerfilters 6.5 Litre Pressurised Stainless Steel Reverse Osmosis Water Storage Tank
    Add to Saved Products Add to Compare
    Finerfilters 6.5 Litre Pressurised Stainless Steel Reverse Osmosis Water Storage Tank
    £39.99
    Out of stock
  43. Spectrum SRO-1812-150 Reverse Osmosis Membrane 150GPD
    Add to Saved Products Add to Compare
    Spectrum SRO-1812-150 Reverse Osmosis Membrane 150GPD
    Subscribe & Save 5%
    £31.99 As low as £26.09
  44. Finerfilters Reverse Osmosis 6.5 litre Pressurised Storage Tank
    Add to Saved Products Add to Compare
    Finerfilters Reverse Osmosis 6.5 litre Pressurised Storage Tank
    £27.99
    Rating:
    100%
    1  Review
  45. Finerfilters Float Valve 1/4" suitable for Aquarium use
    Add to Saved Products Add to Compare
    Finerfilters Float Valve 1/4" suitable for Aquarium use
    £7.49 As low as £5.99
    Rating:
    100%
    3  Reviews
  46. HM Digital DM-1 Inline Dual TDS Meter with 1/4" Connections from Finerfilters
    Add to Saved Products Add to Compare
    HM Digital DM-1 Inline Dual TDS Meter with 1/4" Connections from Finerfilters
    £23.99
  47. DMFit 1/4" Two Way Divider Y Piece 
    Add to Saved Products Add to Compare
    DMFit 1/4" Two Way Divider Y Piece 
    £3.99 As low as £2.19
  48. 450cc Flow Restrictor
    Add to Saved Products Add to Compare
    Reverse Osmosis Flow Restrictor Available in 300cc, 450cc, 500cc, 600cc, 800cc & 1000cc / ML Per Minute Sizes
    As low as £3.99
Page
per page
Compare Products
  1. Remove This Item
Compare
Clear All
You have no items to compare.
My Saved Products
Last Added Items
  1. Add to Basket
    Remove This Item
Go to Saved Products
You have no items in your Saved Products.