Sealtech was founded in the early 70s, to serve the needs of the Nuclear and Recreational Industries. Having a reputation for quality production and exceptional engineering support, Sealtech was purchased by one of their customers in 1983 and moved from Colorado to Tennessee. Now self-contained, PI, Inc expanded Sealtech's use of RF Welding and developed additional business in the Medical, Military, Automotive, Aerospace, Safety, and Seating Industries. "The vibrant collection of items found in this website illustrates the technology of radio frequency welding/dielectric sealing. But if you take each item individually, then this collection represents the experience and expertise you will find at Sealtech.