Appreciate a classic car


 

Soundproofing your vehicle with Dr. Bob

There are a lot of products out there format to the same pattern as the protective mat
soundproofing your car but there is preciousthat came with the car that way you know it
little "How too" information out therewill fit and look properly. Once you have the
regarding this subject. I am here to fillAmerica mat cut to your liking and the
that void. When soundproofing any vehicle,underside of the hood is cleaned down to the
the first order of business is to take carepaint, I would recommend cleaning the
of the engine noise coming from under theunderside with a terry cloth rag and some
hood. Most people don't realize that a lot ofalcohol. This will insure good adhesion of
the noise they hear in the passengerthe adhesive. You can also rough up the
compartment of their vehicle is actuallyunderside with a fine grit sand paper on an
being transmitter from the engine and theelectric sander. Cover the engine with a
road via the tires and shocks. In essencetowel or drop cloth to prevent adhesive of
these sounds and vibrations are transmittedsand granules from getting into the motor.
directly into the hood of the car which is aNow you will spray a good quality contact
sheet of steel that simply transmits thecement to the underside of the hood as well
noise through the hood I and into theas to the smooth side of the America Mat. I
windshield and ultimately to the passengerslike the 3M Super 77 spray contact cement.
ears. I know I know, you have some sort ofKeep the 2 pieces apart for as long as the
fiberglass material attached to the undersideinstructions say and once the adhesive has
of the hood, isn't that soundproofing. I'mtacked you will adhere the foam to the
afraid not, basically that is a heat shieldunderside of the hood. You will want to use
to prevent the heat of the engine fromtape to hold the America mat to the underside
damaging the paint on the surface of theof the hood until it dries enough to stick on
hood. It does work well for that, but it hasits own. When the adhesive has dried you cam
absolutely no soundproofing abilities at all.close the hood and drive off. The America mat
What I suggest is that you remove thatcan withstand temperatures of 240 Deg F and
fiberglass hood mat and then clean thewill literally last for the life of the
underside of the hood thoroughly. You willvehicle. This system can also be used on
then cut and glue in a piece of 1" Americatrucks and motor homes. We have many
Mat which is a dense vinyl nitrile closedcustomers who have used the America mat to
cell foam mat. What you want to do is tracesoundproof the "Doghouse" that covers the
out the underside of the hood using a pencilengine from the inside of their coach. Now
and butcher paper for example and trace outthere are also materials that can be used for
the cut that you want paying attention to thethe floorboards as well as door panels and
edges and the contours. How do I cut the foamthe back areas of station wagons or vans or
so precisely you ask? Well I'm glad youthe trunks of cars. We have also had people
asked. The absolute best way to accuratelywith classic cars use the America mat to
and precisely cut any kind of foam is to usesoundproof their vehicles; it can make your
an electric kitchen meat-cutting knife. TheseCorvette sound a lot quieter with the top up.
electric knives are readily available at WalI hope this has helped you in your quest for
Mart or K-Mart and cost about $9- $12. It isa quieter vehicle. There will be more
well worth the investment if you plan onarticles on car soundproofing in subsequent
soundproofing your entire vehicle. Basicallyarticles, until then, this is Dr.
you would trace the pattern of the undersideBob....Out!!!
of the hood; you can actually cut the America



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