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The new edition of the National Standard Plumbing Code has just been released for 2018. The new edition has many different features and information, including some revised excerpts from the 2015 Green Plumbing and Mechanical Supplement. Two major sources of plumbing code and information have merged as well, which encompasses all other editions of the 2018 NSPC manual. This version is on sale now, and IAPMO will produce the 2021 version of the manual as well.

Read more: 2018 National Standard Plumbing Code Illustrated Now Available