• Plumbing: An Illustrated Guide to the Plumbing Codes (Code Check Plumbing: A Field Guide to the Plumbing Codes)

    Taunton Press
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    - ISBN13: 9781561588138
    - Condition: USED - Very Good
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    Code Check Plumbing outlines the principles behind the various accepted plumbing codes and provides information on the code requirements for...
  • 2009 International Plumbing Codes Handbook

    McGraw-Hill Professional
    List Price: $59.95
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    A Complete Guide to the 2009 International Plumbing Codes

    Fully updated to reflect the changes...

  • 2009 International Plumbing Code: Softcover Version

    ICC (distributed by Cengage Learning)
    List Price: $72.00
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    With an emphasis on design and installation for optimum performance, the 2009 International Plumbing Code? sets forth established requirements for...
  • Code Check Complete: An Illustrated Guide to Building, Plumbing, Mechanical, and Electrical Codes

    Taunton Press
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    - ISBN13: 9781561589111
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    Taunton's Code Check series is widely recognized as the most reliable and up-to-date code reference available. Now, the thousands of builders,...
  • 2009 International Plumbing Codes Handbook

    McGraw-Hill Professional
    List Price: $59.95

    A Complete Guide to the 2009 International Plumbing Codes Fully updated to reflect the changes in the International Code Council 2009...
  • 2006 International Plumbing Code: Softcover Version

    ICC (distributed by Cengage Learning)
    List Price: $69.00
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    SOFTCOVER VERSION: The 2006 International Plumbing Code?addresses the design and installation of plumbing systems through requirements that...
  • National Plumbing Codes Handbook

    McGraw-Hill Professional
    List Price: $65.00
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    Thoroughly revised and updated version of the standard code book for the plumbing industry. The National Plumbing Codes Handbook covers the BOCA,...

Why does plumbing code require a gate valve for the main shutoff?

Ball valves are much more reliable. Also, if you have the gate valve for the main shutoff, is it against code to put a ball valve right after it,...


Gate valves seldom hold 100% with age. Gate valves mechanism is all brass with no washer to deteriorate. I agree modern ball valves are much better for positive shut off of water. It is not...


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