Pressure Products Industries (PPI) is a manufacturer of sealless reciprocating diaphragm compressors. The compressor units are available as basic units for the end user to customize with ancillary equipment or as an integrated package with all the necessary piping/components, controls and instrumentation. There are two locations in the United States. The manufacturing plant and kit engineering department is located in Arvada, Colorado. Both the application and unit engineering department and aftermarket services are located in Ivyland, Pennsylvania.