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Pro-Kleen pH Increaser - pH Plus Treatment for Hot Tubs, Spas and Pools - Increases pH Levels with Ease (1 kg)

Pro-Kleen pH Increaser - pH Plus Treatment for Hot Tubs, Spas and Pools - Increases pH Levels with Ease (1 kg)

4.5
£29
Total Alkalinity Increaser For Pools Hot Tubs & Spas 1kg – Increases TA pH Levels - pH Plus pH Increaser pH Alkali Up - Total Alkalinity TA Control – No More Mr Nice Guy

Total Alkalinity Increaser For Pools Hot Tubs & Spas 1kg – Increases TA pH Levels - pH Plus pH Increaser pH Alkali Up - Total Alkalinity TA Control – No More Mr Nice Guy

4.5
£11
Pro-Kleen pH Minus Decreaser Reducer Granules - Reduces The pH Levels of Pools, Spas and Hot Tubs - Easy to Use 1.5 KG

Pro-Kleen pH Minus Decreaser Reducer Granules - Reduces The pH Levels of Pools, Spas and Hot Tubs - Easy to Use 1.5 KG

4.5
£17
In The Swim pH Increaser for Pools - Granular 100% Sodium Carbonate (Soda Ash) to Raise pH Up - 50 Pounds

In The Swim pH Increaser for Pools - Granular 100% Sodium Carbonate (Soda Ash) to Raise pH Up - 50 Pounds

4.7
£494
HTH 67060 Swimming Pool Care Alkalinity Up, Raises Alkalinity, Swimming Pool Chemical Stabilizes pH Fluctuation, 5 Lbs

HTH 67060 Swimming Pool Care Alkalinity Up, Raises Alkalinity, Swimming Pool Chemical Stabilizes pH Fluctuation, 5 Lbs

3.5
£32
Clorox® Pool&Spa™ Spa pH Up, Raises pH in Spa Water, Safe for All Spa Types, 18 ounce (Pack of 1)

Clorox® Pool&Spa™ Spa pH Up, Raises pH in Spa Water, Safe for All Spa Types, 18 ounce (Pack of 1)

4.7
£18
Aqua plusLiquid pH Minus for Pool, Spa, jacuzzi baths, and Fountain. Decreases pH level in Pool, Spa, jacuzzi baths, and Fountain 5 Liters

Aqua plusLiquid pH Minus for Pool, Spa, jacuzzi baths, and Fountain. Decreases pH level in Pool, Spa, jacuzzi baths, and Fountain 5 Liters

5.0
£24
In The Swim Alkalinity Increaser for Swimming Pools - Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water - 100% Sodium Bicarbonate - 5 Pounds

In The Swim Alkalinity Increaser for Swimming Pools - Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water - 100% Sodium Bicarbonate - 5 Pounds

4.6
£23
Clorox® Pool&Spa™ Swimming Pool pH Up, Raises pH, Protects Against Eye and Skin Irritation, 4LB (Pack of 1)

Clorox® Pool&Spa™ Swimming Pool pH Up, Raises pH, Protects Against Eye and Skin Irritation, 4LB (Pack of 1)

4.7
£30
Bluewater 7kg pH Minus - Swimming Pool & Spa Chemicals - PoolShopUK

Bluewater 7kg pH Minus - Swimming Pool & Spa Chemicals - PoolShopUK

4.6
£150
5kg pH Plus Increaser Granules for Spa, Hot Tub, Swimming Pool, Inflatable & Swim Spa Water - pH Balancer for Safe & Comfortable Bathing

5kg pH Plus Increaser Granules for Spa, Hot Tub, Swimming Pool, Inflatable & Swim Spa Water - pH Balancer for Safe & Comfortable Bathing

4.6
£19
HTH 67058 Swimming Pool Care pH Up, Raises pH, Swimming Pool Chemical, 4 Lbs

HTH 67058 Swimming Pool Care pH Up, Raises pH, Swimming Pool Chemical, 4 Lbs

4.7
£30
HTH 67058 Swimming Pool Care pH Up, Raises pH, Swimming Pool Chemical, 4 Lbs

HTH 67058 Swimming Pool Care pH Up, Raises pH, Swimming Pool Chemical, 4 Lbs

4.7
£39
Robelle 2210B pH Up for Pools, 10-Pounds

Robelle 2210B pH Up for Pools, 10-Pounds

4.7
£104
CLOROX Pool&Spa Swimming Pool pH Up, Raises pH, Protects Against Eye and Skin Irritation, 4LB (Pack of 1)

CLOROX Pool&Spa Swimming Pool pH Up, Raises pH, Protects Against Eye and Skin Irritation, 4LB (Pack of 1)

4.7
£97
Clearwater CH0005 PH Plus Increaser for Swimming Pool and Spa Treatment

Clearwater CH0005 PH Plus Increaser for Swimming Pool and Spa Treatment

4.6
£27
pH Plus pH Increaser 1kg – For Swimming Pools Hot Tubs & Spas – pH Alkali Up – Increases pH Levels in Pools & Hot Tubs – Total Alkalinity TA Control – Maintains Water Clarity – No More Mr Nice Guy

pH Plus pH Increaser 1kg – For Swimming Pools Hot Tubs & Spas – pH Alkali Up – Increases pH Levels in Pools & Hot Tubs – Total Alkalinity TA Control – Maintains Water Clarity – No More Mr Nice Guy

£14
Pro-Kleen TA Plus Total Alkalinity Increaser - Increases Alkaline Levels in Pools, Hot Tubs & Spas - Balances pH Levels - Easy to Use Formula (1KG)

Pro-Kleen TA Plus Total Alkalinity Increaser - Increases Alkaline Levels in Pools, Hot Tubs & Spas - Balances pH Levels - Easy to Use Formula (1KG)

4.5
£60
Pool Mate 1-2205B pH Up for Pools, 5-Pounds

Pool Mate 1-2205B pH Up for Pools, 5-Pounds

4.7
£39
Pool Mate 1-2255B Alkalinity Increaser for Swimming Pools, 5-Pounds

Pool Mate 1-2255B Alkalinity Increaser for Swimming Pools, 5-Pounds

4.6
£28
SUDS-ONLINE 5KG pH Plus (Increaser) for Swimming Pools, Spas and Hot Tubs

SUDS-ONLINE 5KG pH Plus (Increaser) for Swimming Pools, Spas and Hot Tubs

4.7
£110
Bluewater pH Plus Increaser 5kg Swimming Pool Chemicals & Spa

Bluewater pH Plus Increaser 5kg Swimming Pool Chemicals & Spa

4.6
£110
ZYAX Pool MAXX PH UP | Raises Low Ph Reduces Eye Irritation from Pool Water Guards Against Corrosion Preserves Swimming Pool and Equipment Increase Chlorine Effectiveness | 1 KG

ZYAX Pool MAXX PH UP | Raises Low Ph Reduces Eye Irritation from Pool Water Guards Against Corrosion Preserves Swimming Pool and Equipment Increase Chlorine Effectiveness | 1 KG

3.5
£23
Clorox® Pool&Spa™ Spa pH Up, Raises pH in Spa Water, Safe for All Spa Types, 18 ounce (Pack of 1)

Clorox® Pool&Spa™ Spa pH Up, Raises pH in Spa Water, Safe for All Spa Types, 18 ounce (Pack of 1)

4.7
£16
No More Mr Nice Guy pH Plus pH Increaser 1kg – For Swimming Pools Hot Tubs & Spas – pH Alkali Up – Increases pH Levels in Pools & Hot Tubs – Total Alkalinity TA Control – Maintains Water Clarity –

No More Mr Nice Guy pH Plus pH Increaser 1kg – For Swimming Pools Hot Tubs & Spas – pH Alkali Up – Increases pH Levels in Pools & Hot Tubs – Total Alkalinity TA Control – Maintains Water Clarity –

4.7
£103
Pool Mate 1-2210B pH Up for Pools, 10-Pounds

Pool Mate 1-2210B pH Up for Pools, 10-Pounds

4.7
£119
Pool Mate 1-2210B-A pH Up for Pools, 10-Pounds

Pool Mate 1-2210B-A pH Up for Pools, 10-Pounds

£54
GLB Pool and Spa Products 71249 8-Pound pH Up Pool Water Balancer

GLB Pool and Spa Products 71249 8-Pound pH Up Pool Water Balancer

4.7
£28
Chemtex POOL BUILD | Swimming Pool Water pH Booster | For use in low pH water | Maintains pH level (1L)

Chemtex POOL BUILD | Swimming Pool Water pH Booster | For use in low pH water | Maintains pH level (1L)

3.0
£30
Chemtex POOL DROP | Swimming Pool Water pH Reducer | For use in High Alkaline Pool Water | Maintains pH level (1L)

Chemtex POOL DROP | Swimming Pool Water pH Reducer | For use in High Alkaline Pool Water | Maintains pH level (1L)

2.4
£26
Clorox® Pool&Spa™ Swimming Pool pH Down, Lowers pH, Protects Against Eye and Skin Irritation, 5LB (Pack of 1)

Clorox® Pool&Spa™ Swimming Pool pH Down, Lowers pH, Protects Against Eye and Skin Irritation, 5LB (Pack of 1)

4.7
£38
Robelle Up for Pools

Robelle Up for Pools

4.7
£49
Swimming Pool pH Reducer – 5 Liter Can

Swimming Pool pH Reducer – 5 Liter Can

£22
WEYSH Pool Chemical Dispenser 8", Floating Chlorine Tablets Dispenser for Outdoor Indoor Swimming Pools Spas Hot Tubs Fish Ponds

WEYSH Pool Chemical Dispenser 8", Floating Chlorine Tablets Dispenser for Outdoor Indoor Swimming Pools Spas Hot Tubs Fish Ponds

4.2
£15
Arm & HammerClear Balance Swimming Pool Alkalinity pH Maintenance Tablets, White, 1 Pack, 24 Count

Arm & HammerClear Balance Swimming Pool Alkalinity pH Maintenance Tablets, White, 1 Pack, 24 Count

4.4
£29
INKBIRDPLUS Pool Test Strips Water Quality Testers 7-in-1 Premium Fiber Water Testing Kit for Pools and Spas Accurate and Easy-to-Use Pool Water Test Strip for Swimming Pool Hot Tub and Bath 100pcs

INKBIRDPLUS Pool Test Strips Water Quality Testers 7-in-1 Premium Fiber Water Testing Kit for Pools and Spas Accurate and Easy-to-Use Pool Water Test Strip for Swimming Pool Hot Tub and Bath 100pcs

£27
HTH Spa 86133 pH Up, Spa & Hot Tub Chemical Raises pH, Prevents Corrosion, 2 lbs

HTH Spa 86133 pH Up, Spa & Hot Tub Chemical Raises pH, Prevents Corrosion, 2 lbs

4.7
£25
AQUA PLUS Liquid pH Plus for Pool, Spa, jacuzzi baths, and Fountain. Increases pH level in Pool, Spa, jacuzzi baths, and Fountain 5 Liters

AQUA PLUS Liquid pH Plus for Pool, Spa, jacuzzi baths, and Fountain. Increases pH level in Pool, Spa, jacuzzi baths, and Fountain 5 Liters

1.0
£77
Robelle 2210B-A pH Up for Pools, 10-Pounds

Robelle 2210B-A pH Up for Pools, 10-Pounds

£55
Hot Springs 76757 Alkalinity Ph Up

Hot Springs 76757 Alkalinity Ph Up

4.7
£104
Chlorine Tablets For Swimming Pool, Chlorine Tablets For Hot Tub, Pool Clorine Tablets, Water Cleaning Tablets,Tablets For Swimming Pool, Chlorine Tablets, Suitable For Swimming Pool, Hot Tub, Spa

Chlorine Tablets For Swimming Pool, Chlorine Tablets For Hot Tub, Pool Clorine Tablets, Water Cleaning Tablets,Tablets For Swimming Pool, Chlorine Tablets, Suitable For Swimming Pool, Hot Tub, Spa

£24
Doheny's pH Plus | Raise Your Swimming Pool pH Level | Pro-Grade Granular/Powdered Soda Carbonate (S

Doheny's pH Plus | Raise Your Swimming Pool pH Level | Pro-Grade Granular/Powdered Soda Carbonate (S

4.6
£43
Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 16LB (Pack of 1)

Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 16LB (Pack of 1)

4.6
£166
AquaDoc pH Increaser for Hot Tub - pH Up for Hot Tub Spa - pH Increaser Hot Tub Chemicals - Balance Your pH Up and Down Levels Effectively - Adjust pH Levels for Hot Tub Maintenance - 32oz

AquaDoc pH Increaser for Hot Tub - pH Up for Hot Tub Spa - pH Increaser Hot Tub Chemicals - Balance Your pH Up and Down Levels Effectively - Adjust pH Levels for Hot Tub Maintenance - 32oz

4.5
£53
Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 5LB (Pack of 1)

Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 5LB (Pack of 1)

4.7
£29
ZYAX Pool MAXX PH UP | Raises Low Ph Reduces Eye Irritation from Pool Water Guards Against Corrosion Preserves Swimming Pool and Equipment Increase Chlorine Effectiveness | 5 KG

ZYAX Pool MAXX PH UP | Raises Low Ph Reduces Eye Irritation from Pool Water Guards Against Corrosion Preserves Swimming Pool and Equipment Increase Chlorine Effectiveness | 5 KG

£39
PureSpa SpaPure pH Up (1 lb)

PureSpa SpaPure pH Up (1 lb)

£57
Bloom City Professional pH Up + Down Control Kit for Optimal Nutrient Uptake (Two 1/2 Pint Bottles) 16 Total oz

Bloom City Professional pH Up + Down Control Kit for Optimal Nutrient Uptake (Two 1/2 Pint Bottles) 16 Total oz

4.6
£49
Pool Mate 1- pH Up for Pools

Pool Mate 1- pH Up for Pools

£164
Vecolla Chlorine Floater, Floating Pool Chlorine Dispenser, Swimming Pool Accessories Chlorine Tablets Dispenser, Fits 1 and 3 Inch Tablets for Large and Small Pools, Hot Tub, Spa(Turtle)

Vecolla Chlorine Floater, Floating Pool Chlorine Dispenser, Swimming Pool Accessories Chlorine Tablets Dispenser, Fits 1 and 3 Inch Tablets for Large and Small Pools, Hot Tub, Spa(Turtle)

3.5
£24
Intex Swimming Pool and Spa Floating Chemical Dispenser (Bromine and Chlorine) - 29040

Intex Swimming Pool and Spa Floating Chemical Dispenser (Bromine and Chlorine) - 29040

4.1
£10
EQT-FLOC POOL FLOCCULANT 5KG

EQT-FLOC POOL FLOCCULANT 5KG

5.0
£15
Swimming pool three in one testing paper pool water quality, pH, total alkalinity, total hardness testing

Swimming pool three in one testing paper pool water quality, pH, total alkalinity, total hardness testing

£15
HTH 67006 pH Decreaser Balancing Swimming Pool Care, 7 lbs

HTH 67006 pH Decreaser Balancing Swimming Pool Care, 7 lbs

4.6
£35
Fegishilly PH Tester, Portable 2 in 1 PH & CL2 Chlorine Level Meter Water Quality Analysis Measurement Monitor Checker for Swimming Pool, Spa Water, Water Spring

Fegishilly PH Tester, Portable 2 in 1 PH & CL2 Chlorine Level Meter Water Quality Analysis Measurement Monitor Checker for Swimming Pool, Spa Water, Water Spring

5.0
£37
ZYAXPool MAXX PH UP | Raises Low Ph Reduces Eye Irritation from Pool Water Guards Against Corrosion Preserves Swimming Pool and Equipment Increase Chlorine Effectiveness | 1 KG

ZYAXPool MAXX PH UP | Raises Low Ph Reduces Eye Irritation from Pool Water Guards Against Corrosion Preserves Swimming Pool and Equipment Increase Chlorine Effectiveness | 1 KG

£46
ACURO Pool pH UP pH Increaser for Swimming Pools (1 LTR)

ACURO Pool pH UP pH Increaser for Swimming Pools (1 LTR)

£47
SpaGuard Spa Ph Increaser - 530ml, New, .

SpaGuard Spa Ph Increaser - 530ml, New, .

4.7
£40
HTH 67067 Swimming Pool Care Clarifier Advanced - Crystal Clear Water in 24 Hours

HTH 67067 Swimming Pool Care Clarifier Advanced - Crystal Clear Water in 24 Hours

4.6
£14
HTH 52035 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula

HTH 52035 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula

4.7
£115
FOLLOWIN pH Up and Down Control Kit (9oz+9oz), Hydroponics pH Tester Calibration Adjuster Buffer Solution Combo for Soil Gardening Plants Pool A Balanced Nutrient

FOLLOWIN pH Up and Down Control Kit (9oz+9oz), Hydroponics pH Tester Calibration Adjuster Buffer Solution Combo for Soil Gardening Plants Pool A Balanced Nutrient

4.1
£52
CANADIAN SPA CO.Alkalinity Lifter 500 g, Granules to Raise Alkalinity, pH Stabiliser Pool, Increase Alkalinity in the Pool

CANADIAN SPA CO.Alkalinity Lifter 500 g, Granules to Raise Alkalinity, pH Stabiliser Pool, Increase Alkalinity in the Pool

£20
KASTWAVE Floating Dispenser Chlorine, 7-inch Chlorine for Hot Tub Paddling Pool Spa Water Parks, 7 Inch Chemical Chlorine Floater for Paddling Pool, Water Park, Hot Tub and Spa Cleaner

KASTWAVE Floating Dispenser Chlorine, 7-inch Chlorine for Hot Tub Paddling Pool Spa Water Parks, 7 Inch Chemical Chlorine Floater for Paddling Pool, Water Park, Hot Tub and Spa Cleaner

£17
ARM & HAMMERClear Balance Swimming Pool Maintenance Tablets

ARM & HAMMERClear Balance Swimming Pool Maintenance Tablets

4.4
£128
pH up Solution

pH up Solution

£47
Clorox Pool&Spa 12105CLX pH Down, 5 lb

Clorox Pool&Spa 12105CLX pH Down, 5 lb

4.7
£35
Merkia Pool SPA Chlorine Dispenser, Mini Chemical/Chlorine/Bromine Tablet Floater for 1 Inch Tablets, Enhanced Control with 8 Flow Vents, Idea for Pool, Spa, Hot Tub & PVC Pool

Merkia Pool SPA Chlorine Dispenser, Mini Chemical/Chlorine/Bromine Tablet Floater for 1 Inch Tablets, Enhanced Control with 8 Flow Vents, Idea for Pool, Spa, Hot Tub & PVC Pool

4.4
£19
HTH 67012 Super Clarifier Swimming Pool Cleaner, 32 fl oz

HTH 67012 Super Clarifier Swimming Pool Cleaner, 32 fl oz

4.6
£43
PH Increaser for Hot Tub Swimming Pools & Spa (2 LBS) - Soda Ash Powder to Get Level of Your PH Up - Fight Corrosion, Correct Acidic Water Safely, Made in USA

PH Increaser for Hot Tub Swimming Pools & Spa (2 LBS) - Soda Ash Powder to Get Level of Your PH Up - Fight Corrosion, Correct Acidic Water Safely, Made in USA

£28
Safer GroSG9920QT Ph Down Lowers Water

Safer GroSG9920QT Ph Down Lowers Water

4.4
£85
Pool Mate 1-2201B-06 pH Up for Pools, 1-Pound, 6-Pack

Pool Mate 1-2201B-06 pH Up for Pools, 1-Pound, 6-Pack

£64
SUNTOUCH TREASURES Solar Pool Maid Ionizer - Floating Water Cleaner and Purifier Keeps Water Clear, Kill Algae in Pool, 85% Less Chlorine, Compatible with Fresh and Salt Water Pools & Spas

SUNTOUCH TREASURES Solar Pool Maid Ionizer - Floating Water Cleaner and Purifier Keeps Water Clear, Kill Algae in Pool, 85% Less Chlorine, Compatible with Fresh and Salt Water Pools & Spas

4.3
£161
HTH Spa 86132 pH Down, Spa & Hot Tub Chemical Lowers pH, Prevents Scale, 2.5 lbs

HTH Spa 86132 pH Down, Spa & Hot Tub Chemical Lowers pH, Prevents Scale, 2.5 lbs

4.7
£59
KONVIO NEER Total Dissolved Solids with EC and pH Meter for Water Testing, for Household Drinking Water, Swimming Pools, Aquariums

KONVIO NEER Total Dissolved Solids with EC and pH Meter for Water Testing, for Household Drinking Water, Swimming Pools, Aquariums

3.6
£28
Konvio Neer Digital pH Meter, with 0-14 pH scale for water testing Drinking Water, Hydroponics, Aquariums and Swimming Pools, with Buffer Powder | Color May Vary

Konvio Neer Digital pH Meter, with 0-14 pH scale for water testing Drinking Water, Hydroponics, Aquariums and Swimming Pools, with Buffer Powder | Color May Vary

3.3
£19
Sweet Spa Solutions pH Increaser Granules 5kg - Hot Tubs, Swimming Pools and Spas pH Raiser / Increaser

Sweet Spa Solutions pH Increaser Granules 5kg - Hot Tubs, Swimming Pools and Spas pH Raiser / Increaser

£65
Aquasparkle PH+ 1kg PH Raiser UP Hot Tub Swimming Pool

Aquasparkle PH+ 1kg PH Raiser UP Hot Tub Swimming Pool

4.8
GIP15
Jecudi Leisure Time Spa Up - pH Increaser for Hot Tub - Easy-to-Use Spa ph Increaser - pH Up for Swimming Pools - Fast-Dissolving Granular Pool pH Increase Product - Bonus Cleaning Towel (1Pack)

Jecudi Leisure Time Spa Up - pH Increaser for Hot Tub - Easy-to-Use Spa ph Increaser - pH Up for Swimming Pools - Fast-Dissolving Granular Pool pH Increase Product - Bonus Cleaning Towel (1Pack)

£29
Bubble & Splash pH Plus Increaser 5kg Swimming Pool Chemicals & Spa…

Bubble & Splash pH Plus Increaser 5kg Swimming Pool Chemicals & Spa…

4.4
£26
Radix 39- High pH RO Antiscalant | Increases Life of RO membranes (5kg, for Industrial Use Only)

Radix 39- High pH RO Antiscalant | Increases Life of RO membranes (5kg, for Industrial Use Only)

3.6
£126
Konvio Neer pH Test Meter ± 0.1pH High Accuracy with 0.00-14.00ph Measure Range for Drinking Water, Hydroponics, Aquariums, Swimming Pools. (Manual pH Meter)

Konvio Neer pH Test Meter ± 0.1pH High Accuracy with 0.00-14.00ph Measure Range for Drinking Water, Hydroponics, Aquariums, Swimming Pools. (Manual pH Meter)

3.9
£21
5kg pH Minus & Alkalinity Reducer for Hot Tub Spa & Swimming Pools, Zagosa pH Minus Decreases your water pH Levels.

5kg pH Minus & Alkalinity Reducer for Hot Tub Spa & Swimming Pools, Zagosa pH Minus Decreases your water pH Levels.

4.6
£134
KASTWAVE Floating Dispenser Chlorine, 5-inch Chlorine for Hot Tub Paddling Pool Spa Water Parks, 5 Inch Chemical Chlorine Floater for Paddling Pool, Water Park, Hot Tub and Spa Cleaner

KASTWAVE Floating Dispenser Chlorine, 5-inch Chlorine for Hot Tub Paddling Pool Spa Water Parks, 5 Inch Chemical Chlorine Floater for Paddling Pool, Water Park, Hot Tub and Spa Cleaner

2.9
£19
TenYua PC-101 PH CL2 Chlorine Tester Water Quality Tester Portable Home Swimming Pool Spa Aquarium PH Meter Test Monitor

TenYua PC-101 PH CL2 Chlorine Tester Water Quality Tester Portable Home Swimming Pool Spa Aquarium PH Meter Test Monitor

£63
Chemtex POOL DROP | Swimming Pool Water pH Reducer | For use in High Alkaline Pool Water | Maintains pH level (5L)

Chemtex POOL DROP | Swimming Pool Water pH Reducer | For use in High Alkaline Pool Water | Maintains pH level (5L)

£48
WATER CLINIC PH Booster Chemical/for Industrial and Commercial Applications/Boilers/R O Plants/Pool/Aquarium/Water Treatment/Alkaline Booster/PH Balancing Liquid (500 ml)

WATER CLINIC PH Booster Chemical/for Industrial and Commercial Applications/Boilers/R O Plants/Pool/Aquarium/Water Treatment/Alkaline Booster/PH Balancing Liquid (500 ml)

£6
PoolChem 5kg pH Plus, pH Increaser for swimming pools & hot tubs, pH Plus aids the correct balancing of your waters pH to ideal range.

PoolChem 5kg pH Plus, pH Increaser for swimming pools & hot tubs, pH Plus aids the correct balancing of your waters pH to ideal range.

4.8
£116
AQUASPARKLE Hot Tub Spa pH Plus Increaser 1kg

AQUASPARKLE Hot Tub Spa pH Plus Increaser 1kg

4.6
£28
Total Alkalinity Increaser For Pools Hot Tubs & Spas 1kg – Increases TA pH Levels - pH Plus pH Increaser pH Alkali Up - Total Alkalinity TA Control – No More Mr Nice Guy

Total Alkalinity Increaser For Pools Hot Tubs & Spas 1kg – Increases TA pH Levels - pH Plus pH Increaser pH Alkali Up - Total Alkalinity TA Control – No More Mr Nice Guy

4.6
£27
SUDS-ONLINE 1KG pH Plus (Increaser) for Swimming Pools, Spas and Hot Tubs

SUDS-ONLINE 1KG pH Plus (Increaser) for Swimming Pools, Spas and Hot Tubs

4.5
£27
POOLX - Basic PH &CL test kit…

POOLX - Basic PH &CL test kit…

5.0
£6
Katyayani pH Down | Easy pH Adjustment for Hydroponics, Better Nutrient Absorption, Healthier Plants, and Ideal Root Conditions 900ml x 1

Katyayani pH Down | Easy pH Adjustment for Hydroponics, Better Nutrient Absorption, Healthier Plants, and Ideal Root Conditions 900ml x 1

£14
Robelle 2205B pH Increaser for Swimming Pools, 5 lb

Robelle 2205B pH Increaser for Swimming Pools, 5 lb

4.7
FREE
1kg pH Plus - Increase the pH levels in your Spa, Pool, Inflatable or Swim Spa Water

1kg pH Plus - Increase the pH levels in your Spa, Pool, Inflatable or Swim Spa Water

£25
PH Chlorine Water Quality Test Set, Hydro Tool Kit Accessories for Swimming Pool by Laxmi Enterprises

PH Chlorine Water Quality Test Set, Hydro Tool Kit Accessories for Swimming Pool by Laxmi Enterprises

4.2
£14
HTH Swimming Pool Care Algae Guard, Swimming Pool Chemical, 32 fl oz

HTH Swimming Pool Care Algae Guard, Swimming Pool Chemical, 32 fl oz

4.6
£89
Chemtex POOL BUILD | Swimming Pool Water pH Booster | For use in low pH water | Maintains pH level (5L)

Chemtex POOL BUILD | Swimming Pool Water pH Booster | For use in low pH water | Maintains pH level (5L)

4.3
£148
Helix Pool System Swimming Pool Test Kit pH and Free Chlorine Water Quality Tester Refill Pack (Pack Of 3)

Helix Pool System Swimming Pool Test Kit pH and Free Chlorine Water Quality Tester Refill Pack (Pack Of 3)

5.0
£14