A new ebook “Why Right-Sizing Water Calculations Matters” introduces readers to IAPMO’s Water Demand Calculator, a free, science-based tool designed to simplify plumbing pipe sizing in residential projects. The ebook explains how right-sizing plumbing systems saves time and money, enhances water and energy efficiency, and improves public health.
For over a century, plumbing systems were sized assuming that all fixtures might be used simultaneously. But in today’s homes — outfitted with low-flow toilets, efficient showerheads, and smarter water usage patterns — that assumption no longer holds. The Water Demand Calculator brings a modern solution to an outdated problem.Key benefits of using
New Calculator Simplifies Pipe Sizing for Plumbing
Green Builder Media and IAPMO announced the publication of a new, free resource that helps building and plumbing professionals modernize their approach to water demand calculations













