Crystal clear algae free pool water is what Trouble Free Pool Math is committed to. Please select the type of pool shock and your preferred sanitizer, and enter your pool's current free chlorine (FC) and cyanuric acid (CYA) / stabilizer levels below. Add by ... For help with your pool try Trouble Free Pool, a swimming pool and spa care forum. PoolMath makes swimming pool care, maintenance and management easy by tracking chlorine, pH, alkalinity and other levels to help calculate how much salt, bleach and other chemicals to add. Related to pH, total alkalinity is a measure of the alkaline substances in the water. Add by weight or by volume of calcium chloride or add by weight or by volume of calcium chloride dihydrate. Home/Maintenance/Chemical Problems and Solutions. Reader note: An edited version of this article originally appeared in the summer 2007 issue of The Edge, a publication of the Northeast Spa & Pool Association.. Calcium hardness must be actively managed—along with pH and total alkalinity—to keep water in proper chemical balance. I have added the five or six drops of titrant prior to the buffers as siggested but still get the same thing. Quick question - the ice melt I am seeing is a mixture of Calcium Chloride, Magnesium Chloride, and Sodium Chloride. Keeping up with your swimming pool can seem like a monumental task. Winter here on the east coast making it a great time ot pick up some ice melt to use to up the CH in my pool this spring. Calcium hardness in your pool? It is being practiced by thousands of pool owners just like you. Calcium hardness levels Simple solutions for mitigating pool damage Mystified by the way your pool water seems to be having a corrosive effect upon your pool surfaces, or why scaling has formed on your pool’s pipe, plumbing and filter? Keep swimming in your TroubleFreePool with Pool Math. With sufficient levels of calcium dissolved, the aggressive nature of water is tamed and will help prevent the leaching out of certain substances in pool equipment. Calcium hardness, is the measure of how hard or soft your pool water is, and measures how much calcium is dissolved in your pool water. Keep swimming in your TroubleFreePool with Pool Math. I thought I'd bring that discussion over here as well. For a swimming pool, low calcium hardness can bring trouble. Water without adequate minerals dissolved becomes aggressive, and seeks to add minerals back into itself. When testing pool water for calcium hardness, what you are really measuring is how soft or hard water your swimming pool water is at any given moment. If you need a little background information on calcium hardness, I explain more about it in another article: Maintaining Pool Calcium Hardness.. The calcium hardness should be around 250-350 parts per million (PPM). Toll Free Number: 888.476.7665. Understanding Calcium Hardness. Hello, I did a complete drain of the pool due to the level of dissolved solids and have been balancing the fresh water for the past two weeks. If the hardness is above 350 PPM, you will need to lower it. Calcium (CH, calcium hardness) is needed for concrete pools, has to be considered on pool with heaters, but is generally irrelevant for vinyl pools. Most other swimming pool chemicals are useless junk. I just do not trust the results I am getting and don't know if I should be doing something different. Depends. Plaster etching. Shock your pool! There is this discussion over at Trouble Free Pool that has uncovered the apparent fact that granulated calcium carbonate is the common filler in vinyl pool liners. There is this discussion over at Trouble Free Pool that has uncovered the apparent fact that granulated calcium carbonate is the common filler in vinyl pool liners. PoolMath makes swimming pool care, maintenance and management easy by tracking chlorine, pH, alkalinity and other levels to help calculate how much salt, bleach and other chemicals to add. Troubleshoot this and other common swimming pool chemical problems using our comprehensive solutions guide. Pool Math performs all the calculations you need to keep … Improperly balanced water does not always cause colourful algae blooms that are easy to spot with […] The first thing that you need know is that your spa is not a tiny pool. Troubleshooting Guide. ... Toll Free Number: 888.476.7665.