Welcome to the homepage of Performance!, the foremost control valve sizing, selection, and project management software.
Performance! is the sizing and selection software for Flowserve control valve products. Additional Flowserve products are added to Performance! annually. This program helps you identify the control valve package best suited to each set of service conditions. It provides a fast, user-friendly and flexible means for:
Performance! 12.0 Build 6323 released.
Announcement: Performance 12.6323
New Live Help system. This new Performance! Live Help is designed specifically to provide a better Online assistance. Performance! Live Help is open 18 hours a day + 2 extra hours depending on needs, Monday - Friday.
Performance! Application Videos
Valve Selection Add on Tool Videos
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