FilterOK Pro it's Autodesk® Revit® filter ,which helps you to find the necessary elements in a model according to certain parameters. The app has a simple and intuitive interface. 

Define the Revit tree model elements (Category - > Family - > Symbol) and choose a parameter value.

FilterOK Pro allows you to select, isolate, or hide multiple elements with one click.

FilterOK Pro has 2 modes: “AND” and “OR”.

When you activate the filter "OR" - the elements that contain one or another value of the selected parameters are selected.

When you activate the filter “AND” - the elements that contain all selected values of the parameters are selected.

The App also has a mode of operation with active model view elements of the model or all model elements.