Clean, healthful, sparkling water - that's what a backyard swimming pool is all about. Professional pool maintenance crews can keep a swimming pool clean and its water crystal clear, but they cost a small fortune. Yet many pool owners who try the do-it-yourself approach find themselves plagued by a host of troubles. Cloudy water. Algae sprouting on the pool's walls and bottom. Pumps, pipes, and other equipment that corrode and deteriorate at an alarming rate. Funky odors.<p><p>That's where WHAT COLOR IS YOUR SWIMMING POOL? steps in. This classic time-tested resource for pool owners is back in a completely rewritten edition and with a new author. Alan E. Sanderfoot has updated the text to spotlight the latest swimming pool technology and has greatly expanded the range of information about hot tubs and spas. <p>This easy-to-use, easy-to-understand resource teaches pool owners everything they need to know about keeping a pool or spa beautiful and healthful. Sanderfoot starts with basics: water treatment and filtration systems. Then he moves on to the nitty gritty of how to select and care for filters, pumps, motors, and heaters. He explains the best way to clean a pool, how to make minor repairs yourself, and what to look for in pool covers and such pool accessories as automatic water monitors. <p><p>You'll find step-by-step directions for winterizing a pool, and for opening it up again in the spring. There is even a chapter on inexpensive things the owner can do to give the pool a face-lift. WHAT COLOR IS YOUR SWIMMING POOL? demonstrates how a little investment of time throughout the swimming pool season can prevent major problems and expenses down the road.