Boom Mats new Under Hood Thermal Acoustic Lining was designed primarily for automotive engine compartments as a way to greatly reduce heat and noise with a simple and easy peel and stick application. Extreme engine heat and noise often is a problem with todays modified vehicles packed with high performance components. Made of thick, high quality, marine grade acoustical foam with a fiberglass reinforced reflective aluminum skin while the 5 mil acrylic adhesive provides a permanent bond. Under Hood Thermal Acoustic Lining not only insulates the underside of the hood for sound deadening and thermal control, it also protects the vehicle's paint finish. Under Hood Thermal Acoustic Lining can also be used as noise control applications such as on generator boxes and many industrial uses including HVAC applications. Use as a heat and noise barrier to control under hood temperatures. Features and Benefits Insulate from heat while reducing noise and vibration Peel and stick application Protects paint finishes Resists oil, water and contaminants 3/4 thick 32" x 54" (12 sq. feet) What's in it for you... Cooler hood surfaces protecting your paint Reduced engine noise for passenger compartment Easy peel and stick installation No mold and mildew issues Where to use: Under hoods Generator compartments Engine covers (dog house) Marine engine compartments RV engine compartments.