Description: This great product will keep the inside of your ride cool and quiet - it's easy to install and keeps out the heat and unwanted noise, works so good that of you put it in your doors it gives them a solid modern sound when they close.Could be used on floors, firewall, door panels, trunk, roof and any interior areas that should be insulated. No powder & Excellent vibration resistance. Excellent sound absorption properties. Will not contribute to metal corrosion. Very clean, not absorb odors, Easily installs,fit all kinds of vehicle type. Self sticking backing & Waterproof,dustproof. Note: Not to be applied directly to heat source including: exhaust pipes, mufflers or hot pipes. 
Installation: 1, Remove the door panels; 2, Install the screws back in place, it will easy be found when you mount, avoiding holes be covered;3, With roller tools will make insulation materials and sheet metal firm fit, and play adhesive, damping performance; 4, According to the effect you want choose construction program, only single Soundproof/Damping Plate or single Heat & Noise Insulation Cotton or Both them; 5, You can also use on car roof floors, hood , firewall, chassis, trunk room, trunk lid and so on.. Do not cover the chassis wiring or air holes. 
Installation Notices: 1, Please clean the surface you want to paste. 2, Make insulation materials and sheet metal firm fit, and play adhesive, damping performance. 3, Do not cover the chassis wiring or air holes when you installation. 4, Appropriate use of adhesive tape will strengthen connections effect. 5, Paste Aluminum Soundproof/Damping Plate,you could heat it to make it soft, then compacted by hand. If the room temperature is below 5 degrees Celsius, first with sun lamp heating it until soft. Then remove the wax paper and paste it. 6, A successful installation process is not to repeat tear paste, paste effect won't be damaged. 7, The extra insulation can be pasted in some hidden place. 8, It is not possible that there is an effect on the hearing by only a door installation ,it requires completed construction. 9, for door, roof,floors,hood, firewall, chassis,trunk room, trunk lid and so on.
REGALWOVEN 236mil 16.36sqft Car Sound Deadener Heat Insulation Underlay Mat 40" x 60" 
 
Product Name: Heat Sound Deadener Insulation Mat
 
Color: Silver Tone
 
Material: Alumina fiber+ Muffler cotton
 
Thickness: 6mm
 
Size: 60" x 40" = 152cm x 100cm = 16.36sq.ft
 
Package Content: 1 x Heat Sound Deadener Insulation Mat