welmurr

Rated 4.67(30) — welmurr

Users can change between I-P and S-I units by tapping the units, on the right.Duct sizes can be obtained based on either maximum friction or velocity. Tap on the values for velocity or friction to switch between calculation methods.Calculations are based.

Rated 5.00(11) — welmurr

Pipe sizing tool for both pressure and gravity systems.The calculations are based on the Hazen-Williams equation for the pressure systems and the Manning's equation for the gravity system.The current available pipes are galvanized steel SH40 and PVC...