If you re dealing with too much calcium in a pool you can try adding a sequestering agent which is a chemical treatment that fights the effects of high metal and calcium content in swimming pool water as an added bonus it also fights stains.
Will calcium hardness cause stains on vinyl pool.
Calcium can appear in the form of a thin calcium film that covers dirt or metal stains on the pool interior.
Calcium hardness must be actively managed along with ph and total alkalinity to keep water in proper chemical balance.
In many parts of the country tap water with hardness levels of 400 800 ppm is not uncommon.
It would scratch the pool.
Calcium for a liner pool can be a bit lower than a plaster pool in the range of 150 250 ppm.
If your pool has a vinyl or fiberglass liner the calcium hardness level should be between 175 parts per million ppm and 225 ppm.
3 brown cloudy stains are often caused by calcium carbonate capturing either dirt metals or copper as it forms its crystalline lattice structure.
If you have a vinyl or fiberglass pool you won t be able to use a pumice stone.
A calcium scaling specific additive may remove the deposits but these products can take months to dissolve calcium silicate.
If a vinyl liner s calcium level is too low this soft water situation could lead to foaming and other water problems and can harm the vinyl.
Low calcium as is often the case will cause long term serious damage especially to plaster vinyl liners grout in between tiles metal rails and even concrete decking around the.
Problems with pool water hardness.
Low calcium levels in the pool.
These stains are notoriously difficult to scrub free.
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 is also very important to the chemical balancing of your vinyl liner swimming pool.
How to lower hardness in a pool.