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!
- SC781 - 48cm Hot Tub Filter Cartridge for Sundance Spa (Microclean 2)48cm Hot Tub Filter Cartridge from Darlly, suitable for Sundance Spa (Microclean 2) / C-8327. Learn More£76.22Out of stock
- SC820 - 59cm Hot Tub Filter Cartridge for Cal Spas and Hayward59cm Hot Tub Filter Cartridge from Darlly, suitable for Cal Spas and Hayward / C-8610. Learn More£72.48Out of stock
- SC761 - 44cm Hot Tub Filter Cartridge for Multiple Spas44cm Hot Tub Filter Cartridge from Darlly, suitable for Multiple Spas / C-8409. Learn More£66.54Out of stock
- SC763 - 48cm Hot Tub Filter Cartridge for Sundance Spas (Microclean Ultra Outer)48cm Hot Tub Filter Cartridge from Darlly, suitable for Sundance Spas (Microclean Ultra Outer)/ 6473-165. Outer cartridge part of a pair with SC762. Learn More£63.24Out of stock
- SC822 - 44cm Hot Tub Filter Cartridge for Cal Spas and Hayward44cm Hot Tub Filter Cartridge from Darlly, suitable for Cal Spas and Hayward / C-8600. Learn More£59.72Out of stock
- SC808 - 30cm Hot Tub Filter Cartridge for HotSpring Spas30cm Hot Tub Filter Cartridge from Darlly, suitable for HotSpring / PWK50. Learn More£46.52Out of stock
- SC713 - 27cm Hot Tub Filter Cartridge for Caldera, HotSpring and Tiger River Spas27cm Hot Tub Filter Cartridge from Darlly, suitable for Caldera, HotSpring and Tiger River Spas/ C-8465. Learn More£43.95Out of stock
- SC711 - 18cm Hot Tub Filter Cartridge for Vita Spa and Leisure Bay Spas18cm Hot Tub Filter Cartridge from Darlly, suitable for Vita Spa and Leisure Bay Spas/ C-8350. Learn More£34.05Out of stock