Spa Pool Filter Cartridge

Do you only change your spa pool filter cartridge once in a blue moon? When it comes to spa filters and maintenance, Northside Spa Repairs can help keep your spa running smoothly.

Protect your spa pools and get the most out of your investment.

When should I change my spa filter?

  • When you don't change your spa cartridge filters, you could put your spa at risk and can clog your pump, causing damage to your system.
  • Filter cartridges for your spa will typically last up to 1 - 2 years. This particular spa part needs to be replaced and cleaned regularly to ensure your filtration system can operate smoothly.
  • An easy way to tell if your spa needs replacement cartridges, is by looking at the quality of the water in your spa. If your water looks murky or dirty, it probably needs a new filter cartridge.
  • Unsure whether you need a square threaded spigot, bayonet twist lock part, or need to replace the seperate twist lock cap? We can help you diagnose your spa problems.

When should I change my spa filter?

Swim spa filters

Can I clean my filter cartridge?

Spa hot tub filters being cleaned

Can I clean my filter cartridge?

  • Cleaning your filter cartridge for your spa can help extend the longevity of your filter and keep your spa water free of pollutants. Cleaning your spa replacement filter is recommended to be done every month, or as necessary depending on your usage.
  • However, when cleaning your filter cartridge, the vast majority of filters can become stretched and become less effective at capturing dirt. It's strongly encouraged to follow the specifications as recommended by your spa cartridge manufacturer for when you should clean or replace your filter cartridges.
  • Want to learn more about spa maintenance? Visit our spa care page.

What size are spa pool filters?

Trouble with the sizing of your spa filter? There are various sizes of spa filters, including the different lengths, internal thread size and styles such as the LA spas or weir style.

If you have a less common style of spa, you may find that you need to purchase backordered parts with expected delay timeframe for its arrival. Having multiple cartridges on hand can be an easy fix to ensure that you remember to change your spa pool filter cartridge on time.

What size are spa pool filters?

Spa hot tub filters closeup

How to measure your pool filter cartridge

To measure your spa pool filter cartridge, you need to take three measurements: the length, diameter, and hole size of your cartridges.

We strongly encourage you to remove your filter from your spa before you measure otherwise your measurement won't match the same specifications.

  1. Measure the length of your filter from top to bottom.
  2. Measure the top of the filter for your diameter.
  3. Measure the hole size of your filter cartridge.

Now you know the size of your spa filter, you can order your new part.

Are you unsure if you need open hole bottom x closed cap top load filters? Don't know what a D handle or a solid top cap is?

measure pool filter cartridge

Now you know the size of your spa filter, you can order your new part.

Are you unsure if you need open hole bottom x closed cap top load filters? Don't know what a D handle or a solid top cap is?

If you are struggling with what particular spa part you need, contact us today and we can answer your queries.

Most qualified team for spa pools Australia wide

Need a diagnosis for your popular portable spas? We service the main Brisbane area from Kenmore to Wellington Point, from Mount Mee to Bribie Island and up to Landsborough. We can come to you to help you with general spa maintenance, repairs, or replacement cartridges.

We help you determine the best option for your spa within your price range. Filter cartridge information or honest advice on what portable spa brands best suit you. Northside Spa Repairs can help you.

Most qualified team for spa pools Australia wide

Spa Pool Technician

Call us or request a callback

We can answer many of your questions over the phone without having to come out, and can save you a lot of time.

If it’s after hours or you can’t make a call right now fill in the request a call back form and we’ll get back to you at a time that suits you best