Proper water circulation is imperative to the health of the water in your swimming pool as well as the finish. In this age of colored pool finishes, proper circulation is crucial to maintaining the evenness of the background dye. Chemicals are heavier than water and sink after they pass through the filter. The should be delivered to the top of the water body, so they can disinfect and clean the finish as they sink back to the bottom. This process should be continually repeated and only works when your jets are positioned correctly. Circulation is not only about cleaning the bottom of the pool and side walls, but also about moving the entire water column.
Below are the reasons a swimming pool should circulate from the TOP to the BOTTOM.
- Temperature: The top 18 inches of water is always warmer than the rest of the pool. Chemicals react differently to temperature variances.
- Chemicals are heavier than water and sink, so they need to be delivered to the top in order to clean from top to bottom.