SeaKlear Calcium Increaser

Out of stock

While soft water may feel nice on the skin, if it gets too soft it can damage your hot tub or spa’s essential equipment, including the heater, filter and pump. The solution? Simply add SeaKlear® Spa Calcium Increaser from Spa Headquarters to prevent corrosion and plaster surface etching. Proudly made in the USA, this product is compatible with the majority of sanitizer products on the market.

If you have soft water in your spa and it goes untreated, it can cause damage to equipment such as the pump, filter or heater. SeaKlear Spa Calcium Increaser is ideal for increasing calcium hardness levels in your spa or hot tub, treating soft water and preventing corrosion damage to equipment and etching in plaster surfaces.

This product is very easy to use! Just add the liquid formula directly to spa water - no dilution or mixing necessary! One ounce of SeaKlear Calcium Increaser per 500 gallons increases water hardness by 7 parts per million (ppm). SeaKlear Calcium Increaser is compatible with all major sanitizing systems and is made to the exacting standards SeaKlear demands of all its products. Proven effective and reliable, buy SeaKlear buy with confidence. Made in the United States.

More Information
SKU 1140402
Manufacturer SeaKlear Spa Chemicals
UPC Number 662817905796
Product Weight 32 fl oz or 1 qt
Shipping Weight 3 lbs

One ounce of product per 500 gallons increases hardness by 7 ppm.

  1. Determine the amount of product to be added using a calcium hardness test kit.
  2. Pour the proper amount of the product into the spa or hot tub with equipment turned on.
  3. Run the filter for one or two hours.
  4. Water may be retested in 20 minutes.

Shipping & Delivery

Chemical orders typically ship within 1 business day via UPS.

Returns & Replacement Policies

Chemicals must be returned unused within 30 Days of purchase date. At time of receipt of returned parts, you will receive a refund less the shipping cost.

If you are unsure whether the chemicals you are ordering is correct, please contact us at 844-853-4235 to confirm you are ordering the correct products for your hot tub.

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