Calcium Hardness
- Zodiac Clearwater LM2-15 Pool Chlorinator Cell W202031 (Genuine) - Self-Cleaning Chlorinator Spare Part…Add muriatic acid Weekly Total Alkalinity (ppm) 80 – 300 80 – 140 Add sodium bicarbonate Add muriatic or dry acid Weekly Calcium Hardness (ppm) 90 – 300 90 – 300 Add calcium chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 50 Add cyanuric acid Partially drain & refill pool… Learn More$799.00
- Zodiac Clearwater LM2-40 Pool Chlorinator Cell W202071 (Genuine) - Self-Cleaning Chlorinator Spare Part…Add muriatic acid Weekly Total Alkalinity (ppm) 80 – 300 80 – 140 Add sodium bicarbonate Add muriatic or dry acid Weekly Calcium Hardness (ppm) 90 – 300 90 – 300 Add calcium chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 50 Add cyanuric acid Partially drain & refill pool… Learn More$1,099.00
- Zodiac Clearwater LM3-40/Ei3-40 Pool Chlorinator Cell W196604 (Genuine) - Self-Cleaning Chlorinator Spare Part…Add muriatic acid Weekly Total Alkalinity (ppm) 80 – 300 80 – 140 Add sodium bicarbonate Add muriatic or dry acid Weekly Calcium Hardness (ppm) 90 – 300 90 – 300 Add calcium chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 50 Add cyanuric acid Partially drain & refill pool… Learn More$999.00
- Zodiac Clearwater LM3-24/Ei3-24 Pool Chlorinator Cell W196584 (Genuine) - Self-Cleaning Chlorinator Spare Part…Add muriatic acid Weekly Total Alkalinity (ppm) 80 – 300 80 – 140 Add sodium bicarbonate Add muriatic or dry acid Weekly Calcium Hardness (ppm) 90 – 300 90 – 300 Add calcium chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 50 Add cyanuric acid Partially drain & refill pool… Learn More$899.00
- Zodiac Clearwater D-25, EL-1 Pool Chlorinator Cell W202111 (Genuine) - Self-Cleaning Chlorinator Spare Part…Add muriatic acid Weekly Total Alkalinity (ppm) 80 – 300 80 – 140 Add sodium bicarbonate Add muriatic or dry acid Weekly Calcium Hardness (ppm) 90 – 300 90 – 300 Add calcium chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 50 Add cyanuric acid Partially drain & refill pool… Learn More$899.00
- Zodiac MagnaPool Hydroxinator Mid Pool Chlorinator Cell R0635301 (Genuine) - Self-Cleaning Chlorinator Spare Part…Alkalinity (ppm) 80 – 120 Add Sodium Bicarbonate Add Acid (use pH Down or Liquid Acid) Total Hardness (ppm) 500 -1000 (NOTE: Total Hardness not Calcium Hardness) Add Calcium Chloride (Use Calcium Up) Partially drain and refill pool Cyanuric Acid (ppm) 30 – 50 Add CYA (use UV Blockout) Partially… Learn More$1,050.00
- Zodiac MagnaPool Hydroxinator Large Pool Chlorinator Cell R0635302 (Genuine) - Self-Cleaning Chlorinator Spare Part…Alkalinity (ppm) 80 – 120 Add Sodium Bicarbonate Add Acid (use pH Down or Liquid Acid) Total Hardness (ppm) 500 -1000 (NOTE: Total Hardness not Calcium Hardness) Add Calcium Chloride (Use Calcium Up) Partially drain and refill pool Cyanuric Acid (ppm) 30 – 50 Add CYA (use UV Blockout) Partially… Learn More$1,149.00
- Zodiac EL, eXO iQ, Ei Xpert, TRi-XO, TRi Compact Pool Chlorinator Cell W197411 (Genuine) - Self-Cleaning Chlorinator Spare Part...technology and a durable 11-plate design, this replacement cell ensures consistent chlorine output of 18 g/hr and long-lasting performance. With minimal calcium buildup, it’s easy to maintain and designed for efficient operation. Features: Effortless Pool Maintenance. Converts salt... Learn More$899.00
- Saltmate RP20 Pool Chlorinator Cell w/ 'O' Ring and Lead (Genuine) - Self-Cleaning 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 $599.00 Regular Price $749.00
- Saltmate RP30 Pool Chlorinator Cell w/ 'O' Ring and Lead (Genuine) - Self-Cleaning 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 45g/hr Number… Learn MoreSpecial Price $679.00 Regular Price $899.00
- Saltmate RP40 Pool Chlorinator Cell w/ 'O' Ring and Lead (Genuine) - Self-Cleaning 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 55g/hr Number… Learn MoreSpecial Price $749.00 Regular Price $999.00
- Zodiac EL, eXO iQ/eXO iQ pH/eXO iQ Pro, Ei Xpert, TRi-XO, TRi Mid Pool Chlorinator Cell W197431 (Genuine) - Self-Cleaning Chlorinator Spare Part...technology and a durable 11-plate design, this replacement cell ensures consistent chlorine output of 25 g/hr and long-lasting performance. With minimal calcium buildup, it’s easy to maintain and designed for efficient operation. Features: Effortless Pool Maintenance. Converts salt... Learn More$999.00
- Zodiac EL, eXO iQ/eXO iQ pH/eXO iQ Pro, TRi-XO, TRi Large Pool Chlorinator Cell W197441 (Genuine) - Self-Cleaning Chlorinator Spare Part...technology and a durable 11-plate design, this replacement cell ensures consistent chlorine output of 35 g/hr and long-lasting performance. With minimal calcium buildup, it’s easy to maintain and designed for efficient operation. Features: Effortless Pool Maintenance. Converts salt... Learn More$1,099.00
- AquaSpa Chlorine and Bromine Free Start-Up Kit – Spa Chemical...pH Reducer 500g Helps lower pH and alkalinity Calcium Enhancer 500g Supports hardness balance Chlorine Remover... Learn More$169.00 As low as $165.00
- Watermaid EZ300 Pool Chlorinator Cell (Genuine)…Compatible Power Supply WM40 Installation Venturi, T-Piece available in 40 mm or 50 mm Self-Cleaning Yes Maintenance Guide For regions with high calcium hardness, periodic cleaning of the electrode is recommended to ensure optimal performance. Use a Salt Chlorinator Cell Cleaner or a 1:10 solution… Learn More
Available In-Store Only
- Astral Pool Viron eQuilibrium pH Sensor Kit 520135 w/ Mixing Cell…the sensors. Important Notes Before Installation: Pool water must be chemically balanced before sensor calibration: pH: 7.2 – 7.6 Total Alkalinity: 80 – 120 ppm Calcium Hardness: 180 – 250 ppm If used alongside a chlorine (ORP) sensor, allow at least 45 minutes of pump run time before calibration. Learn More$550.00
- Zodiac Pool Chemical Starter Kit…your health Better swimmer comfort for everyone Pack Contents: Zodiac Alkalinity UP, 2KG BucketIncreases Calcium Hardness in swimming pools. Essential for water balance. Contains 996g/Kg Calcium Chloride Water Prevents damage caused by improper water balance Assists in protecting pool equipment… Learn More$149.00 As low as $141.00
- Saltmate RP20 Deluxe Auto-Clean 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$1,099.00
- Saltmate RP30 Deluxe Auto-Clean 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$1,199.00
- Saltmate RP40 Deluxe Auto-Clean 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$1,399.00
- AquaSpa Chlorine-Free Spa Sanitiser 500mL – Spa Chemical...overdose. Never use chemicals containing chlorine while operating the AquaSpa system. 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. The AquaSpa Chlorine-Free Spa... Learn More$25.00 As low as $21.00
- AquaSpa Chlorine-Free Spa Sanitiser 2.5L – Spa Chemical...overdose. Never use chemicals containing chlorine while operating the AquaSpa system. 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. The AquaSpa Chlorine-Free Spa... Learn More$59.00 As low as $40.00
- AquaSpa Chlorine-Free Spa Sanitiser 5L – Spa Chemical...overdose. Never use chemicals containing chlorine while operating the AquaSpa system. 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. The AquaSpa Chlorine-Free Spa... Learn More$109.00 As low as $71.00
- Saltmate SM120 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 28g/hr Number… Learn MoreSpecial Price $399.00 Regular Price $499.00
























