This all-encompassing book covers the selection, installation, troubleshooting and repair of all the equipment and systems found on power and motorboats from 20-220 feet, whether coastal, inland or blue water. Covering everything from bow thrusters, generators, air conditioning and refrigeration to fishfinders, sonar, autopilots, water and sewage systems and lightening protection, this book will be a must for all builders, owners and operators of new or old boats.