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20035 Hydrologic 4-Stage Reverse Osmosis Cartridge

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22035 Hydrologic 4-Stage Reverse Osmosis Cartridge

Save 24% (MSRP: $178.99)

Quick Overview

Fits the Hydrologic EcoSpring water purification system
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The Hydrologic 22035 is a 4-stage cartridge for the EcoSpring water purification system. The four stages of this filter are a 20 micron sediment prefilter, a granular activated carbon prefilter, a reverse osmosis membrane, and finally, a granular activated carbon postfilter. This filter should be replaced about every 12 months.


Package Qty 1
Manufacturer's Id 22035
UPC 812111010386
Media 4-Stage Reverse Osmosis Filter
Primary Filter Media Granular Activated Carbon
Filter Life (months) 12 months
Operating Pressure (psi) 40 - 80
Operating Temperature (°F) 40 - 100
Operating Temperature (°C) 4.4 - 37.8


Reduces the following contaminants:
  • Bacteria
  • Cysts
  • Lead
  • Sediment

The HYDROLOGIC-22035 is comparable with the following part numbers

Eco-Spring Main Cartridge
HL# 22035

Fits the Following Model Numbers

HL# 31020 HL31020
HL-31020 31020