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.
Wide Range of Popular Hot Tub Filters 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 and other popular models.
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.
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!
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.
- SC828 - 10cm Filter Cartridge Replacement for Intex Pools and Inflatable Spas - Type D (Twin Pack)10cm / 4" Hot Tub Filter Cartridge (Twin Pack) from Darlly, suitable for Intex Pools and Inflatable Spas - Type D / C-4313. Higher quality alternative to standard Intex. Learn More£6.55
- SC770 - 14cm Hot Tub Filter Cartridge for Lay-Z-Spa (Twin Pack)14cm Hot Tub Filter Cartridge (Twin Pack) from Darlly, suitable for Lay-Z-Spa / PBW5PAIR. Learn More£5.45
- Intex Filter Cartridge - type H
Intex model 29007 filter cartridges type 'H' version which will fit any filter pumps attached to 8' and 10' Intex Pools to catch dirt as it passes through the system. Perfect to reduce any build up of debris from the pool.
Learn More£4.54 - Darlly SC778 - 25cm Hot Tub Pre-Stream Hose Pre-FilterThis clever idea from Darlly allows for the pre-filtering of water as you fill or top up your pool or spa, thus aiding initial start-up and on-going pro-active protection from a range of issues that will concern pool and spa owners. You will use less chemicals! Especially useful in hard water areas. Learn More£4.39Out of stock
- SC841 - Pool filter cartridge for Intex pumps10cm Pool Filter Cartridge from Darlly, suitable for Intex pumps 28601 / 28602. Suitable for Intex Pools and Inflatable Spas 8ft, 10ft, intex filter type H. This is a much higher quality alternative to standard Intex. Learn More£4.35
- SC764 - 13cm Hot Tub Filter Cartridge for Spa in a Box13cm Hot Tub Filter Cartridge from Darlly, suitable for Spa in a Box / C-2305. Learn More£3.29Out of stock