2024年12月31日 · The metals in the pool must have come from someplace. Usually, they come from the fill water. "Draining" the pool is one of several ways to replace the water, not usually the best choice, however. Some people have had success using the CuLator egg in their skimmer. Tips When Doing an Ascorbic Acid Treatment for Pool Stains

2019年6月9日 · Trying to straighten out my buddy’s pool. Where in the process of slamming , and things are looking brighter. One issue we noticed is that there some staining in his gunite. His normal color is grayish. He’s brushed the bottom but no change , …

2021年3月8日 · AA treatment with Essential Values Swimming Pool & Spa Stain Remover (no change) Applying Muriatic acid directly to spot with Purity Pool OS Out Spot Stain Remover (made brown streaks all the way to drain). I have brushed these streaks to no avail). Any ideas on how to proceed next? PH: 7.4 TA: 90 FC: 3 CYA: 55 SALT: 3000 Calcium Hardness: 214 ...

2010年4月26日 · So we are new pool owners. Had our gunite pool drained to do some work and would like to try and clean the walls of the pool. Obviously the stain is organic. We used our hose to spray and scrubbed with a brush for a few hours and this is the best it got. Any advice on what chemicals we should use to clean it would be much appreciated.

2018年3月30日 · As of now the pool is maintained by a pool service with sanitation provided by dichlor pucks. This is what I have done so far. 1. Tested the water with Taylor 2006. FC = 10 CC = 0.5 PH = 7.7 TA = 110 CH = 350 CYA = at least 110-120 as the comparator tube only shows marking beginning at 100 Water temp = 74 2.

2012年5月29日 · I have a yellowish rusty stain in a few spots in my pool on the walls. It is a ganite, 20K gallon pool, newly finished last year. All the chemicals are testing correctly and also tested correctly at pool store, and pool is very clear. I …

2016年5月27日 · With over 300,000 members, TFP is the largest and most influential pool & spa website on the Internet. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. It is being practiced by thousands of pool owners just like you. We are a registered 501(c)3 non-profit that is funded by user donations.

2017年6月13日 · With over 400,000 members, TFP is the largest and most influential pool & spa website on the Internet. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. It is being practiced by thousands of pool owners just like you. We are a registered 501(c)3 non-profit that is funded by user donations.

2008年6月7日 · If it lifts the stain then ascorbic acid will work. If it doesn't put some pH down in a sock and hold it on the stain for about 30 minues. If this lifts the stain then you need to acid wash. There are no drain acid wash kits available, btw. If this doesn't work hold a trichlor tablet on the stain for about 20-30 minutes.

2020年5月13日 · With over 400,000 members, TFP is the largest and most influential pool & spa website on the Internet. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. It is being practiced by thousands of pool owners just like you. We are a registered 501(c)3 non-profit that is funded by user donations.