MEET OUR TEST LAB AND DEVICE SUPPLIERS
The Fiberglass Reinforced Plastics Institute (FRPI) recognizes specialty suppliers of laboratory services and devices used for testing fiberglass process equipment. Each supplier maintains their own industry specific certifications for their services and devises independent of FRPI programs. This recognition has been provided for the purpose of helping the FRPI quality assurance community connect and prosper together.
Barcol Impressor®
The Original GYZJ-934-1 Hand-held portable hardness testers for testing cured resin hardness during laboratory evaluations, manufacturing and repair of fiberglass reinforced plastic (FRP) tanks, pressure vessels, piping and other related chemical process equipment.






