Calcium Hardness
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Davey/Monarch ChloroMatic ESC24/36/48, MCS24/36/40/50CT Pool Chlorinator Cell (Genuine) - Self-Cleaning Chlorinator Spare Part…Weekly Total Alkalinity (ppm) 80 – 300 80 – 150 Add Sodium Bicarbonate Add Muriatic or Dry Acid Weekly Calcium Hardness (ppm) 90 – 300 Concrete & Tiled Pools:200-275 Other Surfaces100-225 Add Calcium Chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 30 – 50 Add Cyanuric Acid… Learn More$1,099.00 -
Davey/Monarch ChloroMatic ESR160/MC16CT and AquaChlor C220 Pool Chlorinator Cell (Genuine) - Chlorinator Spare Part…Weekly Total Alkalinity (ppm) 80 – 300 80 – 150 Add Sodium Bicarbonate Add Muriatic or Dry Acid Weekly Calcium Hardness (ppm) 90 – 300 Concrete & Tiled Pools:200-275 Other Surfaces100-225 Add Calcium Chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 30 – 50 Add Cyanuric Acid… Learn More$699.00 -
Davey/Monarch ChloroMatic ESR200/MC20CT and AquaChlor C260 Pool Chlorinator Cell (Genuine) - Chlorinator Spare Part…Weekly Total Alkalinity (ppm) 80 – 300 80 – 150 Add Sodium Bicarbonate Add Muriatic or Dry Acid Weekly Calcium Hardness (ppm) 90 – 300 Concrete & Tiled Pools:200-275 Other Surfaces100-225 Add Calcium Chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 30 – 50 Add Cyanuric Acid… Learn More$699.00 -
Davey/Monarch ChloroMatic ESR300 and AquaChlor C520 Pool Chlorinator Cell (Genuine) - Chlorinator Spare Part…Weekly Total Alkalinity (ppm) 80 – 300 80 – 150 Add Sodium Bicarbonate Add Muriatic or Dry Acid Weekly Calcium Hardness (ppm) 90 – 300 Concrete & Tiled Pools:200-275 Other Surfaces100-225 Add Calcium Chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 30 – 50 Add Cyanuric Acid… Learn More$579.00 -
Davey/Monarch AquaChlor SC260 Pool Chlorinator Cell (Genuine) - Self-Cleaning Cell Chlorinator Spare Part…Weekly Total Alkalinity (ppm) 80 – 300 80 – 150 Add Sodium Bicarbonate Add Muriatic or Dry Acid Weekly Calcium Hardness (ppm) 90 – 300 Concrete & Tiled Pools:200-275 Other Surfaces100-225 Add Calcium Chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 30 – 50 Add Cyanuric Acid… Learn MoreAvailable In-Store Only
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Davey/Monarch AquaChlor SC330 Pool Chlorinator Cell (Genuine) - Self-Cleaning Chlorinator Spare Part…Weekly Total Alkalinity (ppm) 80 – 300 80 – 150 Add Sodium Bicarbonate Add Muriatic or Dry Acid Weekly Calcium Hardness (ppm) 90 – 300 Concrete & Tiled Pools:200-275 Other Surfaces100-225 Add Calcium Chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 30 – 50 Add Cyanuric Acid… Learn MoreAvailable In-Store Only
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Davey EcoSalt 20 / Chloromatic BMSC 20 Pool Chlorinator Cell M0682REP (Genuine) - Self-Cleaning Chlorinator Spare Part…Weekly Total Alkalinity (ppm) 80 – 300 80 – 150 Add Sodium Bicarbonate Add Muriatic or Dry Acid Weekly Calcium Hardness (ppm) 90 – 300 Concrete & Tiled Pools:200-275 Other Surfaces100-225 Add Calcium Chloride Partially drain & refill pool Weekly Cyanuric Acid (ppm) 30 – 50 30 – 50 Add Cyanuric Acid… Learn More$899.00 -
Astral Pool VX7 Pool Chlorinator Cell 21916 (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 -
Astral Pool VX9 and E35 Pool Chlorinator Cell 21917 (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 -
Astral Pool VX11 Pool Chlorinator Cell 21918 (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$1,199.00 -
New Zodiac Element Mineral Salts 10kg – Pool Chemical...show as salinity. If you are reading TDS rather than salinity directly, multiply your TDS result by 0.68 to estimate actual salinity. My hardness test result looks very high. Does that mean I have too much calcium? Not necessarily. Many test kits measure total hardness, which includes... Learn MoreAvailable In-Store Only
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New Zodiac Element Activate Mineral Salts 10kg – Pool Chemical...would with standard pool salt, so always follow the recommended dosage guidance and your chlorinator manufacturer’s salinity requirements. My hardness test result looks very high. Does that mean I have too much calcium? Not necessarily. Many test kits measure total hardness, which includes... Learn MoreAvailable In-Store Only
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Zodiac Ei 18 Compact Pool Chlorinator Cell W197611 (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 Ei 25 Mid Pool Chlorinator Cell W197621 (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 LM3-20 Pool Chlorinator Cell W196574 (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$849.00 -
Zodiac Clearwater LM2-20 Pool Chlorinator Cell W202041 (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 LM2-24, EL-24 Pool Chlorinator Cell W202051 (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 LM2-30 Pool Chlorinator Cell W202061 (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 LM3-30 Pool Chlorinator Cell W196594 (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$949.00 -
Zodiac Aquasphere 25 Pool Chlorinator Cell W202472 (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$585.00 -
Zodiac Ezi Salt 24 / Ei2 Mid 25 Pool Chlorinator Cell R0710800 (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$949.00 -
Zodiac Ezi Salt 40 Large Pool Chlorinator Cell R0894900 (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$875.00 -
Zodiac Clearwater LM3-15 Pool Chlorinator Cell W196564 (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$710.00 -
Zodiac Ei2 Compact 18 Pool Chlorinator Cell R0710700 (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
