It is essential to carry out routine maintenance procedures in order to prolong the life-span of your pool. Regular cleaning is vital to maintain hygiene especially since unclean water can lead to health problems. It is important to be aware of issues regarding the maintenance of the pool such as habitually checking the sanitizers and running the pump for an average of 9 hours a day in order to keep a good water flow. Algae (cyanobacteria) invariably builds up in any pool which can lead to the water appearing more like pond water, greenish and scummy. Follow the above links for basic guidelines on how to maintain your pool.