Water Filters & Purifiers

Are Water Coolers Safe for Your Family? What You Need to Know

February 28, 2025 2 min read

Yes — water coolers are safe for families when properly maintained. The risks come from neglect, not from the appliance itself. Here’s what you need to know to keep your cooler hygienic.

Browse our water cooler range or see our full cleaning guide: How to Clean a Water Cooler.


The Real Hygiene Risks

A neglected water cooler can harbour bacteria, mould, and other microorganisms — particularly in the cold water reservoir, tap spouts, and drip tray. These are warm, moist environments where bacteria multiply readily if not cleaned regularly. The most common contamination routes are:

  • Tap spouts touched with unwashed hands
  • Drip tray left uncleaned and overflowing
  • Reservoir not sanitised for extended periods
  • Exhausted filter cartridge no longer removing contaminants
  • Bottles stored in warm or dusty environments before use

A well-maintained cooler with a current filter cartridge is a safe, hygienic source of drinking water.


Maintenance Schedule for a Safe Cooler

Task Frequency
Wipe tap spouts with sanitised cloth Weekly
Empty and wash drip tray Weekly
Full reservoir sanitisation Every 3–6 months
Replace filter cartridge Every 6–12 months
Wash hands before using dispenser Every use

Browse our replacement filter cartridges to keep your cooler’s filtration current.


How to Sanitise Your Water Cooler

Full sanitisation takes about 30 minutes and should be done every 3–6 months. See our step-by-step guide: How to Clean a Water Cooler. You’ll need:

  • 15ml of unscented 5% household bleach in 5 litres of water (or diluted white vinegar)
  • Long-handled brush
  • Microfibre cloth
  • Rubber gloves

Always unplug the cooler before cleaning. Never clean a water cooler while it’s connected to power.


Are Coolers with Built-In Filters Safer?

Our Awesome Water Coolers use a BPA-free bottle with a built-in 8-stage KDF filter cartridge that removes chlorine, heavy metals, sediment, and bacteria before dispensing. This provides an additional layer of protection compared to coolers that dispense unfiltered water directly from a bottle.


Frequently Asked Questions

Are water coolers safe for babies and young children?

Yes — provided the cooler is clean and well-maintained. Ensure the hot water tap has a child safety lock engaged. For infant formula, use filtered cold water from a well-maintained cooler with a current filter cartridge.

How do I know if my water cooler is contaminated?

A musty or earthy smell from the water or the unit is often the first sign. Visible mould around tap spouts or the drip tray is a clear indicator. If in doubt, sanitise the unit and replace the filter cartridge. See: Can Bacteria Grow in Water Coolers?

Is a bottleless water cooler more hygienic?

A mains-connected (bottleless) cooler eliminates the bottle-handling contamination risk. Water flows directly from the supply through an inline filter to the tap. Browse our bottleless water cooler.

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