Hydrotech & Microline Replacement Filters

Genuine and compatible replacement filters, membranes and annual filter sets for Hydrotech and Clack Microline reverse osmosis systems. Hydrotech and Microline systems share the same 10" filter style, so many cartridges here fit both.

• Microline TFC-435, TFC-335 and TFC-300: pre and post filter sets, with or without membrane
• Microline CTA-14S: pre and post filter kit
• Hydrotech 41400008 / 41400009: sediment and carbon filter sets (Clack S-7011 / S-7028 equivalent)
• Hydrotech 33001033 (50 GPD) and 33001068 (25 GPD): membrane with filter sets
• Aqua Flo QCRO quick-change cartridges: Hydrotech 41407001, 41407002, 41407004, 41407005 and 41407007
• Post filters: Clack S-7025 and HYD-GAC post carbon filters

Replace pre-filters every 6–12 months and the RO membrane every 2–3 years, depending on water quality. Not sure which set fits your system? Call (714) 541-6600.

Stage-by-stage fit guides: Hydrotech Clack Microline · Microline TFC-435 / TFC-335 · Aqua Flo / Pura QCRO Platinum (50/75 GPD, QCUF). See all 154 systems.