The Dorot Calculator, by Dorot Control-Valves is a calculation tool that can be used to calculate pipeline water-flow and low data and be used for orifice sizing, The tool is designed to assist water-system designers and is easy to use and simplified formulae inputs will allow you to enter known information and have the calculator solve for the missing data.

Features:
- Calculates two orifice types based on use
- Pressure drop calculation
- Flow rate and speed calculation
- Friction (HW) coefficient calculation
- Diameter calculation
- Graphical Help section