Copyright Water Filters Australia 2024. All Rights Reserved. HIFLOW® is a trademark of Water Filters Australia Pty Limited. Website by Brilliant Digital.

Australian standards call for a maximum water pressure of 500 kPa for plumbing installations. Having water pressure above 500 kPa may damage connected products including water filters and will void the product warranty. If water pressure exceeds 500 kPa a watermark approved pressure limiting valve must be installed at the same time as installing the water filter system.

WFA HARSHWATER HiFLOW® kits and cartridges are also available for areas with hard water, higher mineral and organic content. View the WFA HARSHWATER HiFLOW® product page

The braided pex hoses and hex adapter (if supplied) are fitted with a sealing o-ring – teflon tape / joining compound is not required for this fitting. Check the fitting to ensure the o-ring is in place and not damaged. Ensure the inlet thread and mounting surface are smooth and clean. O-ring grease may be applied to the o-ring as required. Tighten until the o-ring contacts the surface of the filter head assembly inlet and outlet, then further tightened by 0.5 turns to reach approx 3.5 nm of force to compress the o-ring and effect a seal