排水能力計算ツール

Content rating
Everyone
10+
Downloads
Content rating
Everyone
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Screenshot image
Screenshot image

About this app

This app allows you to accurately calculate the essential "drain pipe diameter and drainage capacity for flat roofs" on your smartphone or tablet, anywhere you go. It includes complex hydraulic formulas, instantly calculating design values ​​simply by inputting the data.
This is a calculation app that allows you to easily calculate the drain pipe diameter and drainage capacity required for waterproofing repair work on flat roofs, anywhere using your smartphone.
Updated on
Sep 13, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Location, App info and performance, and Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted
Content rating
Everyone
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App support

About the developer
塚田友幸
tomoyuki3690@gmail.com
Japan