Easy to use calculator for designers of lawn sprinkler systems. Includes both Palm OS and Windows desktop versions. HydroCalc calculates:
Maximum system flow
Water velocity through various pipe sizes
Dynamic pressure based on static pressure, meter size, pipe sizes and materials and length, number and type of fittings, valves and backflow preventer
Determines zone or system precipitation rate based on 1 to 3 different methods
Much more...

Easy to use calculator for designers of lawn sprinkler systems. Includes both Palm OS and Windows desktop versions. HydroCalc calculates:
Maximum system flow
Water velocity through various pipe sizes
Dynamic pressure based on static pressure, meter size, pipe sizes and materials and length, number and type of fittings, valves and backflow preventer
Determines zone or system precipitation rate based on 1 to 3 different methods
Much more...

Aprisa is estimation software which simplifies the project estimation process for commercial, industrial, and residential construction companies. Aprisa contains: Commercial / Residential, HVAC, Plumbing, Steel, Equipment, Electrical, Mechanical, Valves, Pipe, Gaskets, Concrete, Paint, Assembly, Labor, and more. Aprisa contains email access to vendors to expose your material nees to large groups of vendors, creating more competitive pricing.

ENGINEERING POWER TOOLS is powerful productivity software for professional engineers. Over 70 programs and data tables are integrated into one package. The programs solve a wide variety of common engineering problems quickly and easily. Eliminates wasted time, hunting for the right formula and performing repetative manual calculations. Categories include Math, HVAC, Mechanical, Electrical, Materials, and Structural. Easy to use. Networkable.