Calcium Hardness Increasers

Zachary Richardson
11 min read4 days ago

Welcome to our roundup of top calcium hardness increasers! If you've been searching for ways to improve the hardness of your pool or spa water, this article is for you. Here we'll introduce you to the best products on the market that can effectively increase calcium hardness, resulting in clearer, smoother water for your enjoyment.

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Reviews

SpaPure 1 Pound Calcium Hardness Increaser

SpaPure 1 Pound Calcium Hardness Increaser | Image

Keep your spa's water balanced and protected with SpaPure's Calcium Hardness Increaser. This high-quality granular product is designed to securely raise your spa's calcium hardness levels, preventing corrosion and safeguarding your spa's surfaces. The 16oz size makes it effortless to use, and it's compatible with all spa systems, making it a versatile choice for spa owners. Experience the benefits of this soluble concentrated flake, which helps prevent foam and etching of delicate surfaces. Don't compromise on your spa's care, choose SpaPure's Calcium Hardness Increaser for a top-quality spa experience.

Leisure Pool Calcium Hardness Booster

Leisure Pool Calcium Hardness Booster | Image

Transform your swimming pool or spa into crystal-clear waters with the Leisure Pool Calcium Hardness Increaser. This Calcium Chloride product, also known as Calcium Hardness Increaser, effectively raises calcium hardness levels and is suitable for both commercial and residential facilities. With just 1.1 lb. per 10,000 gallons, you can effortlessly raise the hardness levels, making it a convenient solution for maintaining optimal water quality. Plus, this versatile product has other uses such as ice melt, dust control, and concrete accelerator, making it a must-have for any pool or spa maintenance routine.

HTS Turbo Calcium Plus Spa & Hot Tub Hardness Increaser (14 oz.)

HTS Turbo Calcium Plus Spa & Hot Tub Hardness Increaser (14 oz.) | Image

Wave farewell to frustrating bubbling and welcome durability with the HTS Turbo Calcium Plus Hardness Increaser. This nifty little container amplifies water hardness, inhibiting unwanted foaming and safeguarding against oxidation in your hot tub or spa. A single scoop from the level cap will yield an astounding 10 ppm enhancement in a 500-gallon spa. The 14 oz. dimension ensures a sufficient supply for keeping your water in perfect harmony and safeguarding your hot tub's metal components. This dependable newcomer to your hot tub repertoire will maintain ideal water conditions and prolong the life of your metal surfaces.

Puri Tech Calcium Hardness Increaser

Puri Tech Calcium Hardness Increaser | Image

Puri Tech's 25 lb Calcium Hardness Increaser Plus is a handy solution for maintaining the ideal calcium hardness level in your pool or spa. With a balanced calcium hardness level, you can prevent corrosive water and keep surfaces spotless. The ideal range for calcium hardness is 200-400ppm, and this product helps you achieve that effortlessly. It's great for preventing foaming and scaling, keeping your equipment running smoothly and your pool's surface safe. This affordable calcium hardness booster comes in a conveniently-sized pack and is ideal for anyone looking to keep their pool or spa in top shape.

Hth 4 lbs. Pool Care - Increase Calcium Hardness

Hth 4 lbs. Pool Care — Increase Calcium Hardness | Image

The pool care kit offered by HTH is a game-changer for maintaining a crystal clear pool. Designed to raise calcium hardness levels, this product safeguards your pool surfaces and equipment from harm. Its compatibility extends to all pool types, making it a versatile choice for pool owners. This cleverly formulated pool care product not only prevents corrosion but also protects your pool liners, metal, and plastic surfaces, keeping them in great condition. Regular testing using the HTH 6-way test strips ensures that calcium hardness levels are always within the optimal 200 to 500 ppm range, promoting a healthier and safer swimming environment. Trust HTH for balanced, sparkling pool water.

Pool Time 23504PTM Calcium Hardness Increaser for Swimming Pools

Pool Time 23504PTM Calcium Hardness Increaser for Swimming Pools | Image

Boost your pool's calcium hardness and safeguard its surface and equipment with Pool Time's 23504PTM Calcium Hardness Increaser Balancer. By utilizing broadcast granules, it effectively raises hardness levels within the recommended range of 175 to 225 parts per million, thereby averting corrosion and etching. This powerful pool chemical works wonders for both freshwater and saltwater pools, ensuring optimal pool functioning and sparkling cleanliness.

Robelle Calcium Plus: Increase Pool Water Hardness & Prevent Corrosion

Robelle Calcium Plus: Increase Pool Water Hardness & Prevent Corrosion | Image

The Robelle 2825B Calcium Hardness Increaser is your pool's savior when dealing with corrosive water. By increasing water hardness, it prevents any pool surface staining or etching, keeping it like new. The ideal calcium hardness range is 200-400 ppm, which this product ensures. With a 5-star rating and glowing reviews, this is a reliable choice for maintaining your pool's health.

Calcium Hardness Increaser: Enhance Pool Water Quality

Calcium Hardness Increaser: Enhance Pool Water Quality | Image

The Pool Mate Calcium Increaser is designed to elevate your pool's water hardness, preventing harmful corrosive water and shielding your pool's surface from staining or etching. With just 12 inches in height, 12 inches in length, and 10 inches in width, this space-saving solution provides you with the ideal calcium hardness range of 200.

Hth Calcium Hardness Increaser - 4 lb. Boost package

Hth Calcium Hardness Increaser — 4 lb. Boost package | Image

Hth Calcium Hardness Increaser is a pool care solution designed to maintain a well-balanced water environment for your swimming pool. Its 4 lb. container contains granules that help raise calcium hardness levels, making it compatible with vinyl-lined pools and saltwater systems. By preventing corrosion of metal and plaster surfaces, this product ensures your pool remains healthy and safe for swimmers all season long.

Increase Calcium Hardness for Swimming Pools

Increase Calcium Hardness for Swimming Pools | Image

Say goodbye to unwanted pool problems with the Puri Tech Pool Chemicals Calcium Hardness Increaser Plus. This 5lb wonder works wonders by increasing the calcium level in your pool water, preventing the dreaded foaming, equipment deterioration, and surface scaling. Users love the affordability, timely delivery, and the product's ability to dissolve without leaving any gritty residues behind. Give your pool the love and care it deserves with this reliable and trusted chemical solution.

Pool Mate's Calcium Hardness Booster for Pools

Pool Mates Calcium Hardness Booster for Pools | Image

Swim in crystal-clear water with Pool Mate Calcium Plus, a powerful hardness increaser that prevents corrosive water and keeps your pool's surface spotless. With its user-friendly 25-pound bucket, you'll have everything you need to maintain optimal calcium hardness levels, ensuring your pool remains in top shape all season long. Join the thousands of satisfied customers who trust Pool Mate Calcium Plus for a hassle-free and cost-effective pool experience.

Calcium Hardness Increaser for Plaster Pools & Soft Water Areas

Calcium Hardness Increaser for Plaster Pools & Soft Water Areas | Image

Dive into crystal clear waters with the Clorox Pool and Spa Calcium Hardness Increaser. This 5 lb bag of granular formula helps prevent surface damage, reducing corrosion, staining, and etching in plaster pools and soft water areas. Perfect for keeping your pool pristine and sparkling.

Pool Mate Calcium Boost - 8 lbs

Pool Mate Calcium Boost — 8 lbs | Image

Raise your pool's calcium hardness level to optimal 200 with Pool Mate's Calcium Increaser, perfect for all types of pools - chlorine, hot tub, and salt. This easy-to-use granular product prevents corrosion, etching, and metallic stains, ensuring your pool's surface stays in top shape.

In The Swim Calcium Hardness Booster - 5 lb. Bag

In The Swim Calcium Hardness Booster — 5 lb. Bag | Image

Introducing the In The Swim Pool Calcium Hardness Increaser - a 5 lb. bag of granular calcium chloride designed to maintain the perfect pH balance in your pool. This innovative product works quickly to prevent acidic pool levels and corrosion caused by low calcium levels, ensuring your pool stays safe and enjoyable for swimming. Its easy-to-use granular form allows for accurate dosage, making it a reliable solution for pool owners in need of an alkalinity increaser. With a solid 4.4-star rating and 22 glowing reviews, this calcium hardness increaser is a must-have for any pool enthusiast seeking a refreshing and inviting swimming experience.

Buyer's Guide

When it comes to maintaining a healthy pool or hot tub, one aspect you should pay close attention to is the water's calcium hardness. Calcium hardness increaser is a product designed to help balance this level, ensuring your water stays clean and clear, and your equipment stays in top shape. In this buyer's guide, we will discuss the important features to look for, considerations to keep in mind, and general advice for selecting the right calcium hardness increaser for your needs.

Important Features to Look for

  1. Concentrated Formula: A high-quality calcium hardness increaser will have a concentrated formula, which means you will need to use less product to achieve the desired results. Look for a product with a high active ingredient concentration to maximize efficiency and minimize waste. This will also help save you money in the long run.

Considerations

  1. Pool or Hot Tub Size: The size of your pool or hot tub will determine how much calcium hardness increaser you need to purchase. Larger bodies of water will require more product than smaller ones. Make sure to choose a product that is suitable for the size of your pool or hot tub to ensure you can maintain the proper calcium hardness levels.

General Advice

  1. Always Follow Manufacturer's Instructions: To get the best results from your calcium hardness increaser, it is essential to follow the manufacturer's instructions carefully. This will help ensure your water stays clean and clear, and your equipment remains in good condition. Pay close attention to recommended dosage amounts, as too much or too little can have negative effects on your pool or hot tub.

Safety Tips

  1. Store Correctly: Calcium hardness increasers should be stored in a secure location away from children and pets, and in a cool, dry area to prevent any potential accidents or spills. Make sure to keep the product container tightly sealed when not in use to maintain its effectiveness and prevent contamination.

FAQ

What is a calcium hardness increaser?

A calcium hardness increaser is a chemical product that increases the calcium hardness level in water. It adds calcium salts to the water, increasing its overall hardness and improving its ability to form a protective layer on surfaces. This is particularly useful in pools, hot tubs, and other water-based applications where maintaining the right water chemistry is crucial.

These products come in various forms, such as granules, liquids, and tablets, and are designed to be easy to use and safe for the environment. With the right application, a calcium hardness increaser can significantly improve the water quality and minimize the need for other chemical treatments. Always follow the manufacturer's instructions for best results.

Why would I need a calcium hardness increaser?

Calcium hardness is a crucial aspect of proper water chemistry, and it is essential to maintain specific levels for various reasons. Most notably, calcium hardness helps to prevent scale buildup in pipes, water heaters, and other plumbing fixtures. It also aids in the proper functioning of pool and spa equipment and improves the overall stability of the water.

By using a calcium hardness increaser, you can ensure that your water maintains the right balance of minerals and reduces the risk of scaling, corrosion, and other issues caused by low calcium hardness. This is particularly important in environmentally conscious areas, where the use of harsh chemicals is minimized. In summary, a calcium hardness increaser helps to enhance the water quality, improve equipment performance, and ensure a safe, comfortable experience for users.

Are there any risks associated with using a calcium hardness increaser?

When used according to the manufacturer's instructions, calcium hardness increasers are generally safe and do not pose any significant risks. However, it is essential to exercise caution and follow proper safety guidelines to prevent accidents and avoid harm to yourself and others. Always wear appropriate protective gear when handling the product, such as gloves and eye protection, and avoid inhaling or swallowing the substance.

In the event of accidental inhalation or ingestion, seek immediate medical attention. If you experience skin irritation or other adverse reactions after using the product, discontinue use and consult a healthcare professional. Additionally, avoid using a calcium hardness increaser in areas where it is not permitted, such as drinking water supplies or sensitive ecosystems.

What types of calcium hardness increasers are available?

Calcium hardness increasers are available in various forms, such as granules, powders, liquids, and tablets. Each form has its advantages and disadvantages, depending on the specific application and user preferences. Granules and powders are generally easy to handle and store, while liquids may be more convenient for mixing and diluting.

Regardless of the form, always choose a high-quality product from a reputable manufacturer. Look for products that have been tested and approved for use in the intended application, and follow the manufacturer's instructions for usage and safety guidelines. By selecting the right calcium hardness increaser for your needs, you can ensure optimal results and minimize the risk of issues or complications.

How often should I use a calcium hardness increaser?

The frequency of using a calcium hardness increaser depends on several factors, such as the specific product, the water chemistry, and the type of application. Generally, it is recommended to check the calcium hardness levels regularly (every few days) and adjust as needed to maintain the desired level.

As a rule of thumb, pool and spa owners should aim to maintain calcium hardness levels between 150 and 500 parts per million (ppm). If the calcium hardness level is too low (below 100 ppm), the water may become corrosive and cause damage to equipment or surfaces. Conversely, if the level is too high (above 500 ppm), it may lead to scale buildup and other issues. By using a calcium hardness increaser as needed, you can maintain an optimal balance and ensure a safe, enjoyable experience for users.

How do I test the calcium hardness in my water?

Testing the calcium hardness in your water is essential for ensuring that it remains at the appropriate level for your specific application. To do this, you will need a calcium hardness test kit, which can be purchased at your local pool supply store or online. Follow the manufacturer's instructions to gather a water sample and perform the test. Most kits use a color-coded comparison chart to determine the calcium hardness level.

It is also important to note that calcium hardness is only one aspect of proper water chemistry. In addition to testing calcium hardness, you should also monitor pH, total alkalinity, and other parameters to ensure that your water remains safe, balanced, and enjoyable for all users. Regular testing and adjustments according to the recommended maintenance schedule will help you maintain the perfect water chemistry for your needs.

As an Amazon Affiliate, I receive compensation through qualifying purchases.

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