NorriSize® is Norriseal’s free, downloadable application that assists in proper selection of Norriseal’s valve product offerings. With minimal input, the program provides automatic calculation of the required Flow Velocity, Mach Number, Flow Noise, and Valve Flow Coefficient (CV).
NOTE: You may need to contact your network administrator to perform this step if the installer says you don’t have permission to run.
For Download and Usage
If you have any questions on how to use NorriSize or if you are unable to download and install, please contact the Norriseal Technical Services department at 713-466-3552.
For Bugs and Errors
If you discover a bug in NorriSize, please submit the bug via the “Report Bug” feature.
This guide is in PDF format.
Reference Guide Open/download this guide (8.67MB).
These programs are in MS Excel format.
Actuator Sizing Program Open this program (239.5KB)
Level Sizing Program Open this program (96.5KB)
Spring-Diaphragm Butterfly Actuator Sizing Program Open this program (33KB)
Valve Specification Sheet Open this program (30KB)