4 6 out of 5 stars 5 639.
Chlorine for swimming pools.
Hth 42032 super 3 inch chlorinating tablets swimming pool sanitizer 6 oz white.
The association of pool and spa professionals recommends free chlorine levels for both swimming pools and hot tubs be kept between 2 0 and 4 0 ppm.
Close the pool to swimmers.
They also soften the pool water and protect the pool from staining and the equipment from scale formation.
Raise the free chlorine level to 10 times the combined chlorine level.
Make sure the swimming area is well ventilated because superchlorination also known as breakpoint chlorination causes off gassing of the chloramines and creates nitrogen gas.
Generally the commercial substances are sold with a purity of 65 to 73 chlorine concentration mixed with other chemicals present such as calcium chloride and calcium carbonate resulting from the manufacturing process.
4 5 out of 5 stars 806.
Tablets are a multi functional 6 in 1 chlorinating tablet that kills algae and bacteria for a clean swim ready pool.
Clorox pool spa xtrablue 3 long lasting chlorinating tablets 12 lb.
Pool time maxblue 3 in.
Chlorine fights against everything from.
However the center for disease control recommends free chlorine stay above 1 ppm in pools and 3 ppm in hot tubs.
Tablets are a pool time maxblue 3 in.