The H-Factor

Reducing Entropy

Recent Posts

Welcome

Recently our previous blog service (Typepad) ended their business – so, we have a new home. It will take a bit to get images back and displaying properly, but we are working on it! Final pageview count of original Typepad blog: 387,232

Using a Non-Standard Pipe Type in HydraCALC

A customer called today asking how to enter a 1″ black plastic underground pipe for the calc. This particular situation sounded unique enough that I did not tell him to add that pipe type to our database, as I would have if he expected to see this pipe type used repeatedly. I told him to…

Using the Hydratec Software Download Area

Hydratec uses ShareFile to distribute our software installs and updates. New customers, or those without access, must request access to be able to get at these downloads. Access is only available to customers with a Hydratec subscription or those on an update plan. You can access the download area and request access by picking the…

October 2018
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Day: October 25, 2018

  • In order to calculate certain foam systems, a Darcy-Weisbach calculation must be done, as opposed to a Hazen-William one. This was touched on in this older blog post: Darcy-Weisbach Who? The following are numbers found in the technical data sheets of a particular brand of foam concentrate. Notes are added to illustrate which numbers go where.