Calcium Hardness
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-18.18% Saltmate SM150 Pool Chlorinator Cell w/ 'O' Ring, Lead (Genuine) - Chlorinator Spare Part…frequent need for cleaning, and a chance the cell will fail prematurely. To minimise chances of high hardness levels minimise or avoid the use of chemicals containing calcium, especially, “Calcium Hardness” and calcium-based granular chlorine. Technical Specifications: Chlorine Output 33g/hr Number… Learn MoreSpecial Price $450.00 Regular Price $550.00 -
-12.53% Saltmate SM90 Pool Chlorinator Cell w/ 'O' Ring, Lead (Genuine) - Chlorinator Spare Part…frequent need for cleaning, and a chance the cell will fail prematurely. To minimise chances of high hardness levels minimise or avoid the use of chemicals containing calcium, especially, “Calcium Hardness” and calcium-based granular chlorine. Technical Specifications: Chlorine Output 23g/hr Number… Learn MoreSpecial Price $349.00 Regular Price $399.00 -
Lo-Chlor Stain & Scale Defence 5L – Pool ChemicalStain and Scale Defence for Pool Surfaces and Equipment Lo-Chlor Stain & Scale Defence is a calcium scale inhibitor formulated to help reduce and manage scale build-up on swimming pool surfaces and pool equipment. It works as an anionic, non-phosphate dispersant that helps limit the formation... Learn More$60.00 -
Davey ChloroMatic Nipper DNP25C Self-Cleaning Salt and Mineral Water Chlorinator w/ Timer & Battery Backup...pool covers from over-chlorination Spa Mode – reduced output for lower water volumes Reverse polarity in-line electrolytic cell to help minimise calcium scale build-up Integrated safety flow switch with automatic low-flow cut-off protection Failsafe digital alarms for Add Salt, Low Salt and... Learn MoreAvailable In-Store Only
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Davey ChloroMatic Nipper DNP35C Self-Cleaning Salt and Mineral Water Chlorinator w/ Timer & Battery Backup...pool covers from over-chlorination Spa Mode – reduced output for lower water volumes Reverse polarity in-line electrolytic cell to help minimise calcium scale build-up Integrated safety flow switch with automatic low-flow cut-off protection Failsafe digital alarms for Add Salt, Low Salt and... Learn MoreAvailable In-Store Only
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SpaCare Therapy 3 Liquid Magnesium Minerals 500ml - Spa Chemical...3? Yes. Before dosing, test and balance your spa water. Use a reliable spa testing kit to check pH, free chlorine or bromine, total alkalinity, and calcium hardness. How often do I add Therapy 3? Dose weekly at 50ml per 1,000L to maintain the mineral feel and ongoing bathing... Learn More$22.00 -
Lo-Chlor Therapy 3 Liquid Magnesium Minerals 5L - Pool Chemical...Before adding Therapy 3, test and balance your pool water. Use a reliable pool testing kit to check pH, free chlorine, total alkalinity, and calcium hardness. How often do I need to add Therapy 3? Add Therapy 3 every 3 months under normal conditions. One 5L bottle treats 50,000 litres of... Learn More$55.00 -
New MagnaPool Magnesium Test Strips 25 Pack...owners a simple way to monitor magnesium levels between professional water tests. Traditional pool water tests cannot tell the difference between calcium and magnesium. In a MagnaPool or Element Mineral Salt pool, this can make hardness readings appear unusually high and may lead pool owners to... Learn MoreAvailable In-Store Only
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Zodiac Ei3 40 Salt Water Pool Chlorinator w/ Timer & Battery Backup - Self Cleaning (Retrofits Zodiac LM3)..."set-and-forget" experience, with dual digital timers and intuitive touchpad controls. Self-Cleaning Technology: Reverse polarity electrode minimizes calcium build-up, reducing maintenance and extending cell life (typically 3-5 years). Gentle on Skin and Eyes: Converts pool salt into 100%... Learn More$1,449.00 -
Zodiac Ei3 24 Salt Water Pool Chlorinator w/ Timer & Battery Backup - Self Cleaning (Retrofits Zodiac LM3)..."set-and-forget" experience, with dual digital timers and intuitive touchpad controls. Self-Cleaning Technology: Reverse polarity electrode minimizes calcium build-up, reducing maintenance and extending cell life (typically 3-5 years). Gentle on Skin and Eyes: Converts pool salt into 100%... Learn More$1,349.00 -
SpaCare Alkalinity & pH Increaser 500g – Spa Chemical...still uncomfortable even after balancing it? While pH and alkalinity are important, overall comfort can also be affected by sanitiser level, calcium hardness, bather load, and general water condition. If water still feels harsh or unstable, a full water test is recommended. When should I seek... Learn More$22.00 -
Zodiac eXO iQ Mid Self-Cleaning Salt and Mineral Pool Water Chlorinator w/ WiFi, Timer & Battery Backup…Add muriatic acid Weekly Total Alkalinity (ppm) 60 – 200 80 – 140 Add sodium bicarbonate Add muriatic or dry acid Weekly Calcium Hardness (ppm) 100 – 400*** 90 – 300 Add calcium chloride Partially drain and refill pool* Weekly Cyanuric Acid (ppm) up to 50 up to 50 Add cyanuric acid Partially drain… Learn MoreAvailable In-Store Only
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Zodiac eXO iQ Large Self-Cleaning Salt and Mineral Pool Water Chlorinator w/ WiFi, Timer & Battery Backup…Add muriatic acid Weekly Total Alkalinity (ppm) 60 – 200 80 – 140 Add sodium bicarbonate Add muriatic or dry acid Weekly Calcium Hardness (ppm) 100 – 400*** 90 – 300 Add calcium chloride Partially drain and refill pool* Weekly Cyanuric Acid (ppm) up to 50 up to 50 Add cyanuric acid Partially drain… Learn MoreAvailable In-Store Only
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Astral Pool Viron EQ18 eQuilibrium Semi-Automatic Salt & Mineral Chlorinator w/ Bluetooth, Timer & Power Backup…Add hydrochloric acid Weekly Total Alkalinity (ppm) 60 – 200 80 – 140 Add sodium bicarbonate Add hydrochloric acid Weekly Calcium Hardness (ppm) 100 – 400*** 90 – 300 Add calcium chloride Partially drain and refill pool* Weekly Cyanuric Acid (ppm) Up to 50 Below 30^ Add cyanuric acid Partially drain… Learn MoreAvailable In-Store Only
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Astral Pool Viron EQ25 eQuilibrium Semi-Automatic Salt & Mineral Chlorinator w/ Bluetooth, Timer & Power Backup…Add hydrochloric acid Weekly Total Alkalinity (ppm) 60 – 200 80 – 140 Add sodium bicarbonate Add hydrochloric acid Weekly Calcium Hardness (ppm) 100 – 400*** 90 – 300 Add calcium chloride Partially drain and refill pool* Weekly Cyanuric Acid (ppm) Up to 50 Below 30^ Add cyanuric acid Partially drain… Learn MoreAvailable In-Store Only
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Astral Pool Viron EQ35 eQuilibrium Semi-Automatic Salt & Mineral Chlorinator w/ Bluetooth, Timer & Power Backup…Add hydrochloric acid Weekly Total Alkalinity (ppm) 60 – 200 80 – 140 Add sodium bicarbonate Add hydrochloric acid Weekly Calcium Hardness (ppm) 100 – 400*** 90 – 300 Add calcium chloride Partially drain and refill pool* Weekly Cyanuric Acid (ppm) Up to 50 Below 30^ Add cyanuric acid Partially drain… Learn MoreAvailable In-Store Only
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Astral Pool Viron EQ45 eQuilibrium Semi-Automatic Salt & Mineral Chlorinator w/ Bluetooth, Timer & Power Backup…Add hydrochloric acid Weekly Total Alkalinity (ppm) 60 – 200 80 – 140 Add sodium bicarbonate Add hydrochloric acid Weekly Calcium Hardness (ppm) 100 – 400*** 90 – 300 Add calcium chloride Partially drain and refill pool* Weekly Cyanuric Acid (ppm) Up to 50 Below 30^ Add cyanuric acid Partially drain… Learn MoreAvailable In-Store Only
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Saltmate SMT200 Deluxe Standard Saltwater Chlorinator w/Timer & Battery Backup…high hardness levels minimise or avoid the use of chemicals containing calcium, especially, “Calcium Hardness” and calcium-based granular chlorine. Cleaning The Electrolytic Cell: The Saltmate cell operates only efficiently when it is clean. A "dirty" electrode will have visible deposits of calcium… Learn More$999.00 -
Saltmate SMT120 Deluxe Standard Saltwater Chlorinator w/Timer, Battery Backup and 12V Transformer…high hardness levels minimise or avoid the use of chemicals containing calcium, especially, “Calcium Hardness” and calcium-based granular chlorine. Cleaning The Electrolytic Cell: The Saltmate cell operates only efficiently when it is clean. A "dirty" electrode will have visible deposits of calcium… Learn More -
Saltmate SMT120 Deluxe Standard Saltwater Chlorinator w/Timer & Battery Backup…high hardness levels minimise or avoid the use of chemicals containing calcium, especially, “Calcium Hardness” and calcium-based granular chlorine. Cleaning The Electrolytic Cell: The Saltmate cell operates only efficiently when it is clean. A "dirty" electrode will have visible deposits of calcium… Learn More$799.00 -
Saltmate SMT150 Deluxe Standard Saltwater Chlorinator w/Timer & Battery Backup…high hardness levels minimise or avoid the use of chemicals containing calcium, especially, “Calcium Hardness” and calcium-based granular chlorine. Cleaning The Electrolytic Cell: The Saltmate cell operates only efficiently when it is clean. A "dirty" electrode will have visible deposits of calcium… Learn More$899.00 -
AquaSpa Spa Shock Non-Chlorine Shock Treatment and Oxidiser 500g – Spa Chemical...after each use if extra oxidation support is needed for optimum water clarity. Maintain pH at 7.4–7.6, total alkalinity at 125–150ppm, and calcium hardness at 200–275ppm for concrete and tiled spas and hot tubs, or 175–225ppm for other surfaces. AquaSpa Spa Shock supports oxidation and... Learn More$29.00 As low as $14.00 -
AquaSpa Spa Shock Non-Chlorine Shock Treatment and Oxidiser 5kg – Spa Chemical...after each use if extra oxidation support is needed for optimum water clarity. Maintain pH at 7.4–7.6, total alkalinity at 125–150ppm, and calcium hardness at 200–275ppm for concrete and tiled spas and hot tubs, or 175–225ppm for other surfaces. AquaSpa Spa Shock supports oxidation and... Learn More$169.00 -
AquaSpa Invigorate Sea Minerals Blend 500mL – Spa Chemical...AquaSpa products, allow 30-minute intervals between each chemical addition. Maintain pH at 7.4–7.6, total alkalinity at 125–150ppm, and calcium hardness at 200–275ppm for concrete and tiled spas and hot tubs, or 175–225ppm for other surfaces. AquaSpa Invigorate is the mineral comfort... Learn More$25.00
