1, iron pool, pool should be cleaned frequently, please clean the pool with sponge or cotton cloth, and gently scrub with neutral cleaner; After using the swimming pool, clean it with clean water and dry it. Don't leave water droplets on the surface. Water with high iron content may cause brownish-red water marks on the surface of the swimming pool. Residual water will lead to mineral deposition. In this case, this deposit can be removed with low concentration vinegar solution, and finally it can be thoroughly cleaned with clear water.

2, porcelain pool, porcelain pool used for a long time, will leave brown iron rust spots down the water pipe. First, prepare salt and vinegar, mix them together, stir them, and let the salt be fully diluted in the vinegar. Then, after heating, soak the liquid with absorbent sponge or rag, then put it in a rusty place, cover it for 20-30 minutes, and after half an hour, scrub it hard with coarse cloth dipped in salt and vinegar mixture, so as to easily remove stubborn rust.