Hot Tub Filters
Hot Tub Filters and Essential Filter Cleaning for Optimal Performance
Maintaining your hot tub’s filtration system is crucial for clean, safe water. Regular filter cleaning and timely replacement prevent bacterial growth common in warm water environments. Effective filtration keeps your hot tub inviting, reduces maintenance needs, and ensures a healthier soak.
Comprehensive Range of Hot Tub Filters in the UK
We carry a wide selection of hot tub and spa filters for all makes and models, both classic and modern. Stocked in the UK and shipped quickly from our Hampshire warehouse, our filters are available with fast delivery nationwide. Use our website to find your perfect filter by size, model, or attachment type (including screw-on options).
Guides and Filter Cleaning Resources
- Replacement Guide: Learn how to find the correct hot tub filter cartridges for your spa
- Above-Ground Pool Filters: Check our guide for Intex pool filters.
Hot Tub Filter Cleaning
- See our separate category for products relating to hot tub filter cleaning.
- Read our guide on how to clean hot tub filters which includes hot tub filter hacks for cleaning and making hot tub filters last longer.
Top-Quality Hot Tub Filters at Competitive Prices
We stock only the best filters, built to the highest standards. Use our attribute menus to search by brand, size, description, or manufacturer product codes. Find quality filters for all popular hot tub models at some of the UK’s best prices.
All our Darlly hot tub filters come with a 1 year guarantee. So if the plastics break or the fabric degrades, we will replace it!
- SC745 - 22cm Hot Tub Filter Cartridge for Multiple Spas22cm Hot Tub Filter Cartridge from Darlly, suitable for Multiple Spas / 5CH-203. Learn More£15.39
- SC750 -10cm Hot Tub Filter Cartridge for Multiple Spas (Twin Pack)10cm Hot Tub Filter Cartridge from Darlly, suitable for Multiple Spas (Twin Pack) / C-4310. Learn More£15.13
- SC802 - 10.4cm Hot Tub Filter Cartridge for MSpa (Twin Pack)10.4cm Hot Tub Filter Cartridge (Twin Pack) from Darlly, suitable for MSpa / 40104. Learn More£14.84
- SC824 - 12cm Hot Tub Filter Cartridge for Canadian Inflatable Spas12cm Hot Tub Filter Cartridge from Darlly, suitable for Canadian Inflatable Spas. Learn More£13.15Out of stock
- SC721 - 13cm Hot Tub Filter Cartridge for Sundance Spas (Microclean 1)13cm Hot Tub Filter Cartridge from Darlly, suitable for Sundance Spas / 6540-502. Used in conjunction with SC722 / 6540-501. Learn More£12.95
- SaniStream dosing dispenser compatible with DL718 - 20cm Hot Tub In-Line Sanitisation Filter Cartridge
Spapod chlorine / bromine feeder to use with SaniStream dispenser for ongoing chemical dosing of the spas.
Learn More£11.44 - SC838 - 8cm Hot Tub Filter Cartridge for Lay-Z-Spa and Bestway (Twin Pack)8cm Hot Tub Filter Cartridge (Twin Pack) from Darlly, suitable for Lay-Z-Spa New (BW58323) BestWay V1 REPLACES SC806, Darlly 4022. Learn More£9.26
- SC827 - 7cm Filter Cartridge Replacement for Intex PureSpa - Type S1 (Twin Pack)Replacement Hot Tub Filter Cartridge (Twin Pack) from Darlly, suitable for Intex PureSpa - Type S1. 7cm / 2.7" lenght. Higher quality alternative to standard Intex. Learn More£8.75
- SC825 - 20cm Hot Tub Filter Cartridge for Muskin Pools20cm Hot Tub Filter Cartridge from Darlly, suitable for Muskin Pools / C-4602. Learn More£8.53Out of stock
- SC806 - 4cm Hot Tub Filter Cartridge for Lay-Z-Spa (Twin Pack)4cm Hot Tub Filter Cartridge (Twin Pack) from Darlly, suitable for Lay-Z-Spa 58239 / 40011. Learn More£8.24
- SC725 - 18cm Hot Tub Filter Cartridge for Down East Spas and Master Spas18cm Hot Tub Filter Cartridge from Darlly, suitable for Down East Spas and Master Spas (use in conjunction with SC739 ) / PMA40-F2M. Learn More£7.43
- Intex Filter Cartridge - type A
Intex model 29000 filter cartridges type 'A' version - single unit. Will fit any filter pumps attached to 8', 10', 12' and 15' Intex Pools to catch dirt as it passes through the system. Perfect to reduce any build up of debris from the pool.
Please also see SC734 replacement filter.
Learn More£6.99Out of stock