Hushmat 622682 Firewall Insulation Kit, 1968-72 Chevelle

Comfort and style are earmarks of the second generation of your sedan. HushMat sound deadening and thermal insulation enhances your Sedan with the easiest to install sound deadening material. Your vehicle is fun to drive, but the engine gets hot. There is over 200 degrees of heat cooking your firewall and floor pan. Your engine, headers, manifold and exhaust generate tremendous heat that transfers to the metal firewall and floor and this heats up your vehicle interior. It can create a very uncomfortable ride, especially in the summer. This also forces your AC system to work harder to reduce and maintain comfortable temperatures inside your vehicle. HushMat automotive insulation is the solution to REDUCE thermal transfer into your interior. HushMat proprietary USA manufactured chemistry makes the automotive heat shield dissipate this heat, insulating your interior, and improving the load on your HVAC system which makes your vehicle significantly cooler in the summer and warmer in the winter. HushMat is proven in an independent study to lower this temperature by over 40 percent. Nothing beats the heat and noise like HushMat. HushMat sound deadening and thermal insulation material leads the automotive industry in ease of installation. It is also number 1 Rated in performance. Packaged specifically for your firewall to provide 100 percent insulation coverage, there are no holes in the material and no puzzle pieces to put together. Simply apply the HushMat Ultra material as shown in the Installation Guide. HushMat auto insulation material reduces road noise, exhausts noise, and insulates your vehicle for a more comfortable ride for you and your passengers. Nothing beats the heat or noise like HushMat.

• HushMat Ultra effectively treats low frequency, resonant noise from 0 to 1,000 Hz
• Withstands ambient temperatures from -30 degrees up to +550 degrees Fahrenheit
• Requires no surface cleaning / preparation or heat guns to install
• No alcohol or acetone wash needed
• No installation tools required
• Trims with standard razor knife or household scissors
• Self Adhesive peel and stick – no secondary glue - adhesion guaranteed
• Available in Silver or Black Foil
• Meets or exceeds damping specs GMO149M - General Motors, WSB-M5G58-A1 - Ford and MS-CD 629 Type C - Chrysler

Firewall Installation Instructions (PDF)