Save with Auto-Ship

Get the product you need, exactly when you need it, delivered right to your door. No more searching for the right part number, we've got you covered. Plus, you'll save $$ on every order and shipping is on us. Learn more

Save Money

Free Shipping*

Choose Frequency

*Free Shipping available in the contiguous US

Hydrotech 41400007 S-FS-20 45 GPD TFC RO Membrane

Price $69.99 List Price Price $99.99 Save 30%
Availability: Discontinued
Choose a quantity
  • 1Filter$69.99 
  • 3Filters Price $65.85 each
  • 6Filters Price $62.99 each
The Hydrotech 41400007 is a Reverse Osmosis Membrane that can process up to 45 Gallons Per Day. The Hydrotech 41400007 45 GPD membrane provides consistent and reliable system performance. The Hydrotech 41400007 is a Green membrane with an Orange band. Alternate Part Number: Hydrotech S-FS-20, Hydrotech SFS20, Hydrotech SFS-20.
Package Qty1
Used In BrandsHydrotech
Manufacturer's Id41400007
MediaPolyamide Thin-Film Composite
Primary Filter MediaSemi-Permeable Membrane
Filter Life (months)24 months
Country of ManufactureUnited States

Reduced Contaminants

The HYDROTECH-41400007 is comparable with the following part numbers



  1. If you are not certain which Hydrotech Reverse Osmosis Membrane you have, look on your current RO Membrane for a white sticker
  2. There should be a sticker that has either the letters TFC or CTA for the membrane type
  3. After the membrane type, there will be a number for the membrane capacity (9, 15, 25, 35, 45, 50, 75) followed by GPD for gallons per day. For example: TFC 35 GPD or CTA 15 GPD
  4. All Hydrotech RO Membranes can be found on the main Hydrotech page