Shanghai Xiang bathing _ [] _ ??Swimming pool water is provided by Shanghai Xiang bath. We are Shanghai Xiang Bath Equipment Co., Ltd. (www.shxsxy.com) in: Shanghai Shanghai, specializes in: SPA massage pool engineering, installation, engineering, installation swimming pool, sauna, pool lighting installation works now swimming pool equipment brands, most pools are equipped with underwater lighting, partly for aesthetics, but mainly for the convenience of swimmers in the evening to see their own actions. In one of the most common design of underwater lighting, incandescent bulbs are packaged in waterproof lamps, lamps embedded in the wall of the pool grooves. Insulated wire through a special sealing access lamps pool water treatment, the water out of the reach of conductive elements. Wires connected back to the room through a long tube (or place where power). Most of the long tubes are filled with water. Tube leaving enough excess wire. When you want to replace the lamp swimming pool, you can pull out the entire fixture groove pool hygiene standards, and out of the water. Some people use fiber optic lighting for the pool, instead of using the embedded incandescent. In this system, the light source need not reside in the actual water. Therefore, you will not encounter replace the lamp, waterproof electrical components and other issues. Swimming pool chemical filtration system plays a pivotal role in terms of keeping the water clean, but you also have to rely on chemical trimming water quality. Careful handling pool chemical balance is very important for the following reasons:? Water can breed harmful pathogens (such as bacteria). If untreated pool water, microbes carry germs spread easily from person to person. ? Various parts if the chemical imbalance in the pool, you may damage the pool. ? Chemical imbalance in the water can irritate skin and eyes.