bestway hot tub chemicals

Hot Tub Chemicals

Chemicals are essential for keeping your Bestway® hot tub in the best condition and safe to use.

Featured product

multifunction chlorine tablets for pools and hot tubs
Multifunction Chlorine Tablets (1kg) Sale price£19.99

Filters

Sort by:

24 products

Chemical Measuring KitChemical Measuring Kit
Chemical Measuring Kit
Sale price£9.99
Foam Remover (1L)Foam Remover (1L)
Foam Remover (1L)
Sale price£13.99
Fast Action TabletsFast Action Tablets
Save 18%
Fast Action Tablets
Sale price£12.99 Regular price£15.99
End of Summer Sale | Up to 60% Off

This item is in our End of Summer Sale!

The fun doesn't end with summer. Discover up to 60% off a whole range of selected items.

Offer ends 30.09.2026
Terms and Conditions
Simple Collection
50 test strips for pool and hot tubs
New
Clearwater 4-In-1 Pool & Spa Test Strips (50 Test Strips)
Sale price£9.99
25 test strips for hot tubs and pools
New
Clearwater 4-In-1 Pool & Spa Test Strips (25 Test Strips)
Sale price£6.99
Hot Tub Chemical Starter KitHot Tub Chemical Starter Kit
Hot Tub Chemical Starter Kit
Sale price£29.99
150 test trips for pools and hot tubs
New
Clearwater 4-In-1 Pool & Spa Test Strips (150 Test Strips)
Sale price£12.99
ph adjuster for pools & hot tubsph plus for hot tubs and pools
Save 23%
pH Plus Increaser (1kg)
Sale price£9.99 Regular price£12.99
End of Summer Sale | Up to 60% Off

This item is in our End of Summer Sale!

The fun doesn't end with summer. Discover up to 60% off a whole range of selected items.

Offer ends 30.09.2026
Terms and Conditions
Algaecide for poolsanti-algae treatment for pools and hot tubs
Algaecide (1L)
Sale price£12.99
Scale & Stain Controller (1L)Scale & Stain Controller (1L)
Scale & Stain Controller (1L)
Sale price£12.99
TA Plus Alkalinity Increaser (1kg)TA Plus Alkalinity Increaser (1kg)
TA Plus Alkalinity Increaser (1kg)
Sale price£12.99
Miracle Pad (3 Pack)Miracle Pad (3 Pack)
Miracle Pad (3 Pack)
Sale price£5.99
Chlorine Granules (5KG)Chlorine Granules (5KG)
Save 28%
Chlorine Granules (5KG)
Sale price£24.99 Regular price£34.99
End of Summer Sale | Up to 60% Off

This item is in our End of Summer Sale!

The fun doesn't end with summer. Discover up to 60% off a whole range of selected items.

Offer ends 30.09.2026
Terms and Conditions
Filter Cartridge Cleaner (800 ml)Filter Cartridge Cleaner (800 ml)
Filter Cartridge Cleaner (800 ml)
Sale price£12.99
ph minus for poolsph reducer for pools and hot tubs
Save 23%
pH Minus (1.5kg)
Sale price£9.99 Regular price£12.99
End of Summer Sale | Up to 60% Off

This item is in our End of Summer Sale!

The fun doesn't end with summer. Discover up to 60% off a whole range of selected items.

Offer ends 30.09.2026
Terms and Conditions
pool chlorine granuleschlorine for pools
Chlorine Granules (1kg)
Sale price£12.99
multifunction chlorine tablets for pools and hot tubschlorine tablets for pools
Multifunction Chlorine Tablets (1kg)
Sale price£19.99
large pool granules containerstabilised chlorine granules for pools
Save 28%
Chlorine Granules (5kg)
Sale price£24.99 Regular price£34.99
End of Summer Sale | Up to 60% Off

This item is in our End of Summer Sale!

The fun doesn't end with summer. Discover up to 60% off a whole range of selected items.

Offer ends 30.09.2026
Terms and Conditions

Explore The Collections

A man and woman cosily asleep on a Bestway inflatable air mattress

Airbeds & Inflatable Mattresses
bestway water sports

Bestway Watersports
bestway pool accessories

Pool Accessories
bestway-pool-inflatables

Pool Inflatables