How to Properly Clean a PUR Water Filter?

Clean drinking water requires water filters. PUR water filters are popular. Like any filter, it needs regular maintenance and cleaning to work properly. This article shows how to clean and maintain a PUR water filter.

Water purity and safety depend on PUR water filter cleaning and maintenance. Dirt and other impurities can build up in the filter, limiting its efficacy and even introducing hazardous microbes into the water. Regular cleaning and maintenance can help the filter last longer and work better.

PUR water filter cleaning depends on the model. However, the basic tasks include removing the filter, cleaning or replacing it, cleaning the canister, drying it, cleaning the aerator, reassembling and sanitizing the device, and flushing it. We’ll explain each process to clean and maintain your filter.

Materials Required

  • Mild dish soap
  • White vinegar
  • Clean sponge or soft rag
  • Food-grade sanitizer
  • High-pressure water (if cleaning aerator)

PUR Water Filter Basics

PUR water filters clean and sanitizes drinking and cooking water easily. Like all filters, they must be replaced. The frequency of replacement depends on the filter and usage, but regular cleaning and maintenance are vital to the filter system’s health.

Understanding the system design helps clean and maintain a PUR water filter. Consult the owner’s handbook for filter components and technical specs. Any signs of component failure might drastically affect the filter’s efficiency and effectiveness. Knowing how to diagnose and fix filter faults will assist assure clean, safe water.


Follow the manufacturer’s cleaning and disinfection instructions for PUR water filters. These solutions safely clean and disinfect the filter.

The manufacturer recommends cleaning the filter’s exterior with mild dish soap and warm water. This will clean the surface. The filter maker may suggest sanitizing with distilled or white vinegar and warm water. Vinegar’s acidity kills filter bacteria and pathogens.

Alternative methods are available. Baking soda and warm water can clean the filter outside. This removes stains and grime well. Hydrogen peroxide can sterilize the filter. Hydrogen peroxide and water can kill filter bacteria. Hydrogen peroxide can harm filters if misused.

Filters should be cleaned routinely. The manufacturer recommends cleaning the filter every three months, but it depends on the water source and usage.

Step-by-Step Instructions

  1. Cleaning a PUR water filter starts with removing the old filter. Remove the filter by twisting the cap. If the filter is too tight to twist off, jolt and remove the filter fittings.
  2. Filters: Choose to clean or replace your filter next. Old water filters are as harmful as unfiltered water. After three months, clean the filter weekly and replace it when worn.
  3. Third, clean the faucet canister. Mix a cup of vinegar with three glasses of water and wash the canister with mild food-grade soap. A sponge can remove grime after soaking the canister in this solution for 10 minutes.
  4. Scrubbing the canister may not remove all dirt. Run the canister under tap water for 5-10 minutes to remove sediments, dirt, and hard particles during filtration.
  5. Drying the Canister: Wipe the canister with a clean, moist towel and let it dry on the countertop before continuing.
  6. Cleaning the aerator with high-pressure water removes algae and dirt. PUR water filter faucets must utilize cold water.
  7. Rebuilding and Sanitizing: Finally, reassemble and sterilize the unit. Sanitizer-soaked cloths can clean the unit’s exterior. To flush soap and sanitizer, replace the dry canister and filter on the faucet and run water for five minutes.

Cleaning the Pitcher Model

PUR pitcher water filters should be cleaned as often as faucet mount ones. The pitcher form keeps filtered water handy, but it must be cleaned and disinfected periodically. The pitcher style requires more steps to clean than the faucet mount.

Discard the pitcher’s old filter first. Fill the pitcher with equal parts vinegar and water. Leave the fluid in the pitcher for 10-15 minutes to dislodge dirt and debris. Scrub the pitcher with a sponge or soft rag, paying special care to corners and crevices. After washing, rinse and dry the pitcher.

Clean and replace the pitcher filter as directed to extend its life. Avoid moist storage and overfilling the pitcher. This prevents bacteria and mold growth, keeping your water safe and clean.


In conclusion, a clean and functional PUR water filter is essential for removing pollutants and bacteria from drinking, cooking, and other water. Regular filter cleaning extends its lifespan and ensures safe, clean water. The owner’s manual provides system architecture, components, technical specifications, and component failure signals.

The manufacturer advises cleaning and disinfection products, however mild dish soap and vinegar can also be used. The filter must be removed, assessed, disassembled, cleaned, disinfected, dried, and reattached to the tap to be cleaned. Pitcher filters need frequent maintenance to last longer. This guide should make PUR water filter cleaning easier.