About Us

RMD, LLC, owner of the #1 Rated HushMat brand provides you, the automotive enthusiast, the very same product technology used in the worldwide automotive, home appliance and marine industries. HushMat material technology was introduced to North American automobile manufacturers in 1988, the foil-constrained layer damping technology being approved by General Motors Corporation and began in vehicle production the following year. HushMat materials are now specified and used by every automobile manufacturer in the United States, Canada and Mexico. These same materials are now available to you. Today, HushMat Ultra is the fastest growing sound deadening and thermal insulation material available to the automotive market.

Automotive icon, Gene Winfield (L) and HushMat innovator Tim McCarthy share a moment at the SEMA show

Lou Santiago (L), Car Builder,  and Tim McCarthy swap stories  at another car show

Our company is built on technology development in the most demanding and complex industrial and consumer environments. Our operation delivers materials daily to over 3000 retail locations and in virtually every country. We pride ourselves in our state-of-the-art technology to provide you with a Cool, Quiet and Comfortable ride. HushMat Ultra materials are universally applied to any vehicle on the road today and will treat the firewall, floor, tunnel, doors, trunk, trunk lid, quarter panels, roof and hood. HushMat materials are proudly manufactured in the USA. Located in the heart of the Midwest HushMat delivers materials daily to a dealer or distributor near you.