If you own a vehicle, then you will attest to the fact that despite the convenience and service it offers, it is also not short of a few challenges; and one of them can be a specific noise. Have you ever heard that something so simple as using certain types of undercoating can drastically reduce road noise invading the cabin?
Does Undercoating Reduce Road Noise? Certain types of undercoating do drastically reduce road noise. The type of undercoating that works best for noise reduction is the undercoating made of a rubberized compound that does not crack or brittle over time.
To get a better understanding of the undercoating process, a vehicle for noise reduction here is everything that you need to know regarding this type of process.
Benefits from Undercoating a Vehicle for Noise?
In essence, undercoating is a remarkable solution for noise reduction. Usually, when you are in need to inhibit the corrosion effects before it even begins, a vehicle undercoat is what you ought to do. Why? With vehicle undercoating, it offers a protective rubberized coating to vehicle areas that experience substantial damage and weathering.
Moreover, it acts as a barrier against moisture, rust, and abrasion, salt, and even prevents damage. It is installing a form of’ physical barrier between your car’s exposed underbody and the road debris, grimes, salt, etc.
How Does Rubberized Undercoating Work For Noise Reduction?
Undoubtedly, spraying an undercoating (rubberized) on your vehicle will significantly reduce the noise. Nonetheless, there is a need to do it as expected. Many individuals define it as the best solution to fixing unwanted noise issues on a car. And if it as useful as many car owners claim it to be, how good is it? Now that we now know what it is, let’s see exactly how it works.
Types of Vehicle Undercoating For Noise Reduction
1. Rubberized Undercoating:
2. Polyurethane Undercoating:
This method involves the usage of polyurethane-based sealant. It is easier to apply and relatively quicker. The undercoating seeps into all seams and cracks displacing moisture and salt, and oozing around any rusty parts to not only bond but protect the un-oxidized metal.
3. Wax or Paraffin-Based Undercoating:
This is the quickest and cheapest available option. However, it wears off faster and will need an occasional reapplication.
4. Asphalt-Based Undercoating:
For any standard car, any of the types mentioned above will offer adequate protection. However, for heavy machinery and large trucks, this type of undercoating offers an added durability against chips, rocks, or even moisture.
It features a little more of rubberized material which sets up rather firmly on your vehicle. One of the most popular as well as effective asphalt-based undercoating products is the Rust-Oleum Undercoating.
This is an easy to apply type of asphalt-based coating which helps in the prevention of undercarriage damage resulting from rust, scratches, and weather.
In particular, the Professional Grade Undercoating affords superior corrosion resistance and of course sound deadening benefits, not to mention drying faster on application.
Picking the right type of vehicle undercoating is a massive step towards protecting the damage of your car due to various external elements as well as help in the prevention of further decay or even rust.
Tips For Applying Sound Deadening Vehicle Undercoating

Undercoating a vehicle can either be done by taking your car to a professional car workshop, or by doing it on your own.
For the best results, Ziebart Sound Barrier can help cut down the noise from your vehicle’s undercarriage to about 60%, although it is dependent on both the car type and model. Approximately 4x thicker compared to undercoating, Ziebart is an insulated protection layer which minimized noise while simultaneously offering your vehicle a defense boost. However, If you do it on your own, the process involves two distinct phases:
1. Preparatory Stage:
This is a significantly important phase mainly since it is all about dealing with your greatest hindrances, mainly moisture and dirt.
Before you can start doing anything, your first step should be to put your car’s handbrake, to prevent your car from rolling off while you are at it.
If you opt to do it alone, you need to elevate your car by use of a jack and leave it resting on the jack stands. However, in case you opt to take your vehicle to a workshop, they own machines that can lift your vehicle high up, allowing them to do the work while standing.
Lastly, you need also to remove the wheels of your vehicle starting the job.
2. Cleaning of the vehicle’s Underside:
One of the first steps before starting on anything is to get rid of the rust and dirt. You can do this by first scrubbing your vehicle’s underside as well as its wheel rims using water and soap.
Next, you can hose everything down using water and repeat this if need be.
How to Undercoat Your Vehicle for Soundproofing
Best Underbody Sound Deadener
