Q Series Cartridges 

Showing 1 - 13 of 13 items
Showing 1 - 13 of 13 items
Q Series Cartridges

The Q series water filter cartridge utilises a twist-on twist-off cartridge mechanism. These series have many re-branded names but are all manufactured by Omnipure. The numbers after the Q reflect the fineness by which the filter can treat the water. Such as a Q5515 which treats heavy metals and chlorine with its 10 inche by 2.5 inche fiter.


  • Hi Stephanie & Peter, Just thought that we'd let you know that we're thrilled to bits with the Twin Under-sink PSI-304 system that you supplied. It arrived yesterday morning, it went in today & the installatiion was an absolute breeze. The fact...

    Tania & John Spencer, .
  • Hi Peter, Thought i would share some feedback, PSI filters offer a wide range and fast postage also the packaging is great. After being scammed by another online water retailer, PSI filters has been a pleasure and Peter is knowledgeable and...

    John, .
  • I hope this message will find you, Stephanie, your family and all dear people around you in great health, excellent mood and endless happiness! Best Wishes & Kindest Regards,  E Calic | Dandenong, Victoria

    E Calic, Dandenong, Victoria
  • Peter H, Product, at a great price and great service. I had been planning to order 2more cartridges in the next 4 weeks, I arrived home today to find a reminder letter addressed to myself stating that cartridges maybe due for replacementof which...

    Craig M, .