Henry Company’s roots in marine sealants date back more than 40 years ago. Today, Henry supplies Ram-Nek®, Maritape® and Gulf Seal® Hatch Cover tapes to ship suppliers in major ports worldwide.

PERMAX™ by Henry is an advanced spray polyurethane foam (SPF) technology offering design professionals, building owners, property managers and OEM (Original Equipment Manufacturers) significant benefits including increased thermal performance of roofs and walls, applicability to a variety of OEM applications, and sustainability of the building envelope.