3-for-2 - Filters - Chemicals – Accessories

Don't miss out on this 3-for-2 offer now on – ALL hot tub filters, chemicals, and accessories! Mix and match and get everything you need for your hot tub in one go! That includes hot tub headrests and inflatable hot tub covers! Kick-start your spring with all the hot tub chemicals you need to get your hot tub ready for the weekend. The discount is automatically applied at checkout! Your cheapest item is free.

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48 products

3-in-1 Hot Tub Test Strips | Chlorine, pH and Total Alkalinity | 50 Pack - Wave Spas USA
3-in-1 Hot Tub Test Strips | Chlorine, pH and Total Alkalinity | 50 Pack
Sale price$18.99 USD
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Hot Tub Multifunctional Chlorine Tablets | 1KG - Spa Chemicals - Wave Spas USA
Hot Tub Multifunctional Chlorine Tablets | 1KG
Sale price$24.99 USD
Hot Tub Algaecide | Pool or Spa Chemicals | 1L - Spa Chemicals - Wave Spas USA
Hot Tub Algaecide | Pool or Spa Chemicals | 1L
Sale price$22.99 USD

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Hot Tub Sparkle Clarifier | Pool and Spa | 1L - Spa Chemicals - Wave Spas USA
Hot Tub Sparkle Clarifier | Pool and Spa | 1L
Sale price$21.99 USD
Hot Tub pH Reducer | Pool and Spa | 1 KG - Wave Spas USA
Hot Tub pH Reducer | Pool and Spa | 1 KG
Sale price$22.99 USD
Hot Tub Total Alkalinity Increaser | 1KG - Wave Spas USA
Hot Tub Total Alkalinity Increaser | 1KG
Sale price$21.99 USD
Hot Tub Alkalinity Increaser 1KG + 50 Water Test Strips - Spa Chemicals - Wave Spas USA
Hot Tub Alkalinity Increaser 1KG + 50 Water Test Strips
Sale price$36.99 USD
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Hot Tub Multifunctional Tablet Dispenser - Spa Chemicals - Wave Spas USAHot Tub Multifunctional Tablet Dispenser - Spa Chemicals - Wave Spas USA
Hot Tub Multifunctional Tablet Dispenser
Sale price$9.99 USD
Wave Spa Replacement Filter Cartridge (Pre 2020) - 2 Pack - Filters - Wave Spas USAWave Spa Replacement Filter Cartridge (Pre 2020) - 2 Pack - Filters - Wave Spas USA
Replacement Filter | Screw-On/Threaded | 2 Pack
Sale price$19.99 USD
Wave Spa Replacement Filter Cartridge (2020 Onwards) - 2 Pack - Filters - Wave Spas USAReplacement Filter | Cartridge/Non-Threaded | 2 Pack
Replacement Filter | Cartridge/Non-Threaded | 2 Pack
Sale price$19.99 USD

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Wave Spa Replacement Filter Cartridge (Pre 2020) - 4 Pack - Filters - Wave Spas USAWave Spa Replacement Filter Cartridge (Pre 2020) - 4 Pack - Filters - Wave Spas USA
Replacement Filter | Screw-On/Threaded | 4 Pack
Sale price$26.99 USD
Wave Spa Replacement Filter Cartridge (2020 Onwards) - 8 Pack - Filters - Wave Spas USAReplacement Filter | Cartridge/Non-Threaded | 8 Pack
Replacement Filter | Cartridge/Non-Threaded | 8 Pack
Sale price$36.99 USD
Wave Spa Replacement Filter Cartridge (Pre 2020) - 8 Pack - Filters - Wave Spas USAWave Spa Replacement Filter Cartridge (Pre 2020) - 8 Pack - Filters - Wave Spas USA
Replacement Filter | Screw-On/Threaded | 8 Pack
Sale price$36.99 USD
Wave Spa Replacement Filter Cartridge - 16 Pack (Pre 2020) - Filters - Wave Spas USAWave Spa Replacement Filter Cartridge - 16 Pack (Pre 2020) - Filters - Wave Spas USA
Replacement Filter | Screw-On/Threaded | 16 Pack
Sale price$64.99 USD
Inflatable Spa Head Rest Pillow | White - Head Rest - Wave Spas USAInflatable Spa Head Rest Pillow | White - Head Rest - Wave Spas USA
Inflatable Spa Head Rest Pillow | White
Sale price$19.99 USD
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Inflatable Spa Head Rest Pillow | 2 Pack | White - Head Rest - Wave Spas USAInflatable Spa Head Rest Pillow | 2 Pack | White - Head Rest - Wave Spas USA
Inflatable Spa Head Rest Pillow | 2 Pack | White
Sale price$29.99 USD
Inflatable Spa Head Rest Pillow | 4 Pack | White - Head Rest - Wave Spas USAInflatable Spa Head Rest Pillow | 4 Pack | White - Head Rest - Wave Spas USA
Inflatable Spa Head Rest Pillow | 4 Pack | White
Sale price$49.99 USD
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Inflatable Spa Head Rest Pillow | 6 Pack | White - Head Rest - Wave Spas USAInflatable Spa Head Rest Pillow | 6 Pack | White - Head Rest - Wave Spas USA
Inflatable Spa Head Rest Pillow | 6 Pack | White
Sale price$69.99 USD
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Inflatable Spa Luxury Head Rest | Black - Head Rest - Wave Spas USAInflatable Spa Luxury Head Rest | Black - Head Rest - Wave Spas USA
Inflatable Spa Luxury Head Rest | Black
Sale price$32.99 USD
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Inflatable Spa Luxury Head Rest | 2 Pack | Black - Head Rest - Wave Spas USAInflatable Spa Luxury Head Rest | 2 Pack | Black - Head Rest - Wave Spas USA
Inflatable Spa Luxury Head Rest | 2 Pack | Black
Sale price$49.99 USD
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Inflatable Spa Drinks Holder | Light Grey - Drinks Holder - Wave Spas USA
Foam Spa Drinks Holder | Light Gray
Sale price$32.99 USD
Swift Hot Tub Head Rest & Drinks Holder | 2-in-1 | Black - Head Rest - Wave Spas USASwift Hot Tub Head Rest & Drinks Holder | 2-in-1 | Black - Head Rest - Wave Spas USA
Swift Hot Tub Head Rest & Drinks Holder | 2-in-1 | Black
Sale price$39.99 USD
Wave Spa Inflatable Booster Seat Cushion/Floating Tray - Wave Spas USAWave Spa Inflatable Booster Seat Cushion/Floating Tray - Wave Spas USA
Hot Tub Inflatable Seat Cushion/Floating Tray | White
Sale price$19.99 USD
Wave Spa Magic Foam Cleaning Sponge - 3 Pack - Spa Chemicals - Wave Spas USAWave Spa Magic Foam Cleaning Sponge - 3 Pack - Spa Chemicals - Wave Spas USA
Hot Tub Magic Foam Cleaning Sponge | 3 Pack
Sale price$16.99 USD
Wave Spa Repair Patch Kit - Wave Spas USA
Hot Tub Repair Patch Kit
Sale price$19.99 USD
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Wave Sock | 2016-2019 Model - Wave Spas USA
Replacement Filter Sock | Screw-On/Threaded Filter
Sale price$14.99 USD
Wave Spa Towel Robe - Poncho Style Hooded Children's Changing Robe (Pink) - Wave Spas USAWave Spa Towel Robe - Poncho Style Hooded Children's Changing Robe (Pink) - Wave Spas USA
Kids Changing Robe | Pink
Sale price$22.99 USD
Wave Spa Towel Robe, Poncho Style Hooded Children's Changing Towel, Blue - Wave Spas USAWave Spa Towel Robe, Poncho Style Hooded Children's Changing Towel, Blue - Wave Spas USA
Kids Changing Robe | Blue
Sale price$22.99 USD
Hot Tub Aromatherapy Scent Crystals | Soothing Tea Tree | 500g - Spa Chemicals - Wave Spas USAHot Tub Aromatherapy Scent Crystals | Soothing Tea Tree | 500g - Spa Chemicals - Wave Spas USA
Hot Tub Aromatherapy Scent Crystals | Soothing Tea Tree | 500g
Sale price$19.99 USD
Hot Tub Aromatherapy Scent Crystals | Spring Breeze | 500g - Spa Chemicals - Wave Spas USAHot Tub Aromatherapy Scent Crystals | Spring Breeze | 500g - Spa Chemicals - Wave Spas USA
Hot Tub Aromatherapy Scent Crystals | Spring Breeze | 500g
Sale price$19.99 USD
Hot Tub Aromatherapy Scent Crystals | Summer Fun | 500g - Spa Chemicals - Wave Spas USAHot Tub Aromatherapy Scent Crystals | Summer Fun | 500g - Spa Chemicals - Wave Spas USA
Hot Tub Aromatherapy Scent Crystals | Summer Fun | 500g
Sale price$19.99 USD
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Hot Tub Chemical Starter Kit | The 500g Collection - Chemical Kits - Wave Spas USA
Hot Tub Chemical Starter Kit | The 500g Collection
Sale price$49.99 USD
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Hot Tub Chemical Starter Kit | The Kilo Collection - Chemical Kits - Wave Spas USA
Hot Tub Chemical Starter Kit | The Kilo Collection
Sale price$69.99 USD
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Hot Tub Chlorine Granules | 1KG - Spa Chemicals - Wave Spas USA
Hot Tub Chlorine Granules | 1KG
Sale price$23.99 USD
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Hot Tub Chlorine Granules | 5 KG - Spa Chemicals - Wave Spas USA
Hot Tub Chlorine Granules | 5 KG
Sale price$79.99 USD
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Hot Tub No Foam | Pool and Spa Foam Remover | 1L - Spa Chemicals - Wave Spas USA
Hot Tub No Foam | Pool and Spa Foam Remover | 1L
Sale price$22.99 USD
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Hot Tub pH Increaser | Pool and Spa | 1 KG - Wave Spas USA
Hot Tub pH Increaser | Pool and Spa | 1 KG
Sale price$22.99 USD
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Hot Tub Aromatherapy Scent Crystals | Lavender Burst | 500g - Spa Chemicals - Wave Spas USAHot Tub Aromatherapy Scent Crystals | Lavender Burst | 500g - Spa Chemicals - Wave Spas USA
Hot Tub Aromatherapy Scent Crystals | Lavender Burst | 500g
Sale price$19.99 USD
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Inflatable Spa Luxury Head Rest | Light Grey - Head Rest - Wave Spas USA
Inflatable Spa Luxury Head Rest | Light Gray
Sale price$32.99 USD
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Inflatable Spa Luxury Head Rest | 2 Pack | Light Grey - Accessories - Wave Spas USA
Inflatable Spa Luxury Head Rest | 2 Pack | Light Gray
Sale price$49.99 USD
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Wave Spa Replacement Filter Cartridge (2020 Onwards) - 4 Pack - Filters - Wave Spas USAReplacement Filter | Cartridge/Non-Threaded | 4 Pack
Replacement Filter | Cartridge/Non-Threaded | 4 Pack
Sale price$26.99 USD
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Wave Spa Replacement Filter Cartridge (2020 Onwards) - 16 Pack - Filters - Wave Spas USAReplacement Filter | Cartridge/Non-Threaded | 16 Pack
Replacement Filter | Cartridge/Non-Threaded | 16 Pack
Sale price$52.99 USD
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Wave Spa Floor Protector, Insulating Foam Matting for Square 4 Person - Insulating Products - Wave Spas USAWave Spa Floor Protector, Insulating Foam Matting for Square 4 Person - Insulating Products - Wave Spas USA
Insulating Floor Protector | Square | 4 Person
Sale price$59.99 USD

Designed in Newcastle, UK

Products designed and developed in the North East of England

Free Shipping

For orders over $100, with fast shipping options available

Quick & Easy Installation

Our spas are plug-and-play and require no tools

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Pay with Klarna, Afterpay, and Paypal

Retailers & Press

Our brand has been featured in top-tier outlets like the BBC, GQ Magazine, Grazia, T3 Magazine, The Independent and The Times. Proudly partnering with leading retailers such as Amazon USA, B&Q, Decathlon, Mountain Warehouse, Selfridges, The Range and Walmart to bring a new era of relaxation straight to your doorstep.