For your convenience, we have listed the top 15 sellers in our Spa Pool Filter range. Sales data from our supplier tells us that these 15 cartridge models make up 78% of the nationwide trade sales of the Magnum filters sold annually, so there is a reasonably good chance that the spa Filter you are looking for is in this list. If it is not, or you do not know what filter you are looking for, then please feel free to contact us on hello@wfo.co.nz, and we will be more than happy to help.
Additional Information
Find the right spa filter for your spa pool, fast. This collection brings together the 15 best-selling spa pool filters in NZ, covering the most common spa brands and cartridge sizes sold nationwide. All filters are made in New Zealand by Magnum Filters, a trusted local manufacturer with over 40 years in the industry.
Whether you have a Galaxy spa, Alpine, Leisurerite, Trueform, HotSpring, Freeflow, Stoked Stainless, or another popular brand, there is a good chance your replacement filter is right here. These 15 models account for around 78% of national trade filter sales, so this is the fastest place to start. Not sure which filter you need?
Email us at kiaora@waterfiltersonline.co.nz, and we will help you identify the right one.
FAQs
How do I know which spa filter I need?
Check your existing filter for a part number printed on the end cap or label. If you can match it to a product in this collection, you are good to go. If not, contact us with your spa brand and model, and we will identify the correct replacement.
Are these filters made in New Zealand?
Yes. All filters in this collection are manufactured by Magnum Filters, a New Zealand-based producer supplying the trade for over 40 years. They are purpose-built replacements for the most commonly sold spa pool brands in NZ.
How often should I replace my spa pool filter?
As a general rule, cartridge filters should be replaced every 12 to 18 months depending on usage and water quality. Regular rinsing between replacements helps extend cartridge life and keeps your spa running cleanly.
Can I use these filters in any spa pool?
These filters are matched to specific spa brands and cartridge sizes. Check the product listing for compatibility before ordering, or contact us if you're unsure.
Do these filters fit imported or American spa pool brands?
Most filters in this collection are designed for NZ and Australian market spa brands. For imported or US brands like HotSpring, compatibility varies by model, so check the listing or get in touch before ordering.