Duct fitting calculator (free)
Calculate the duct size from the offset
Duct fitting calculator (free)
Calculate the duct size from the offset .I will calculate the channel length of the spiral duct and round duct .45 degrees from 45 degrees , 90 degrees from 45 degrees , I will calculate the size at 90 degrees from 90 degrees .Not only horizontal swing , you also calculated up and down swing .In addition to duct also , it might be used in the piping .If there is a demand and improvements it is accepted by review.The free version displays ads.No ad paid versionhttps://play.google.com/store/apps/details?id=com.dfc.charge
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