For proper swimming conditions in a swimming pool, there should be clean water that is free from debris. Pool pumps pump water to all corners of the pool ensuring that water reaches every pool corner therefore keeping the water clean as debris will be removed as water circulates back and forth. The pump selected should have the power to circulate the water to all pool corners. Depending on pool size, there is a corresponding pump that will facilitate proper water circulation. Depending also on pool size, there are pump installation guidelines that should be followed. In a pool pump company, there are differently sized pumps sold. Different companies have different customer policies. The company chosen should be the one which has a fair customer policy. Pumps with the exact desired features should be purchased to avoid problems later.