The complete home plumbing guide. The most trusted and sought-after manual available on the subject, this new edition of ultimate guide. Plumbing will help you save money by teaching you how to make both minor and major repairs and improvements instead of relying on a plumber. From working with water piping and making toilet repairs to installing sinks, clearing drainpipes, maintaining water heaters, and so much more, this best-selling resource details everything you need to know to do any task yourself. Updated for complete 2021 code compliance, including a new section on air gap fittings, this is a must-have for every homeowner. Unclog drains and fix leaky faucets. Discover "Green Solutions" for saving resources, install sinks, faucets, bathtubs, showers, water softeners, lawn sprinklers and more, learn how your home's plumbing system works so you can take action in an emergency. Make plumbing fixture improvements that add value to your home. New edition meets International Code Council plumbing standards for 2021 and includes a new section on air gap fittings.