 NILES, Ill.--BUSINESS WIRE--Perma-Pipe International Holdings, Inc. NASDAQ: PPIH announced today that it has completed a sale and leaseback transaction with Nash88, LLC, generating 8.7 million in net proceeds. The property sold consisted of land and buildings in Lebanon, Tennessee related to the coating and fabrication of district heating and cooling piping systems. Perma-Pipe will continue to occupy the facility under an initial fifteen-year lease term, with an option to renew up to an ad 