Why Are Car Floors Covered With Carpet?

As a child, I will always remember my mom’s stern warning every time a friend came over—Everyone take off their shoes…I don’t want you getting the carpet dirty! Protecting the integrity of in-home carpets was a full-time job, and yet whenever I sat down in the backseat of the car, my mother never insisted that I take off my shoes, even though there was carpet in there too!

or if my mother is setting a trap.... memeMany people have wondered about the logic behind nearly every car on the market coming with carpet flooring, since carpet is notoriously difficult to keep clean, particularly from mud, gunk and other substances you pick up on the bottoms of your feet every day. Inquiring minds want to know—what possible reason is there for carpet flooring being standard in cars?

Molded Carpeting

The formal name for the carpeting lining every inch of a car floor is molded carpeting, which reflects the production process when it is applied. It is molded perfectly to the floor pans in a car so there are no loose-fitting sections of carpet on the floor. The floor pans are bare metal, so there is typically a layer of padding between the carpet and the metal floor; that layer of padding is typically made of either mass backing or poly backing. While both suffice, the former is thicker and has a consistency like rubber, while the latter is lightweight, thinner and easier to manipulate.

The texture, thickness and material of the floor carpeting may differ between make and model, but it seems to present the same problems in any situation. In fact, most people end up buying floor mats for their car, which sit in the footwells on top of the carpeted flooring. That fact alone seems to suggest an inherent flaw in carpeted flooring; if the first type of flooring was sufficient, why would another protective layer be needed?

Redundancy is incredibly redundant memeMost cars come with their own thin floor mats, often perforated and made of a flimsy plastic material, but other options include large rubber, plastic and polymer mats with grooves, rubber spikes and other corrugated sections to collect the mud, water, pebbles and debris from your feet, thus protecting the carpet beneath. These mats can then be taken out of the car and washed off, saving you from scrubbing the carpet, but the need for these mats seems counter-intuitive. If rubber or plastic is easier to clean than carpet, why wouldn’t car manufacturers simply use that to line the floor pans of their vehicles?

Benefits of Carpeted Car Floors

In an industry as competitive and innovative as automobiles, most decisions are made for very good reasons, so if carpet is ubiquitous as car flooring, there must be some sense to it. At its most basic level, carpeting is made of thousands of tiny loops of fabric, whether it is wool, rayon, nylon or something else entirely. This structural quality means that the different loops of varying sizes, dimensions, angles and spirality will be able to interact with a wider range of sound waves. This is quite important in a car, since an engine can make a lot of noise, as can all the essential parts of a car beneath the floor.

With carpeting on all of the floors, it functions as an excellent sound dampener, as the clanging and rattling of the car’s undercarriage is largely absorbed by the carpeting. As much as 40% of the car’s sound can be eliminated through the application of carpeting, as opposed to the irritating clanging of early cars with wooden or metal floors.

I can't hear you over the sound of this dang engine meme

The carpeting not only provides insulation when it comes to sound, but also in terms of temperature regulation. Imagine taking a long drive through wintry mountains, when the outside temperature is 20 degrees Fahrenheit.While your car’s heater could keep the air in the car warm, you would constantly be losing heat through the floor (made primarily of metal, which conducts heat well). For those long road trips when you take off your shoes and get comfortable, placing your feet on cold metal or plastic would be a decidedly unpleasant way to travel.

In the past, leaks in cars were a major problem, resulting in mildew and a higher occurrence of rust than we see in today’s cars. Carpet was also an effective solution or defense mechanism against these signs of aging in a car, as they could soak up spills and prevent water or oil from sitting for too long in one place and eating away at the body of the car.

Aesthetically speaking, a dirty carpet on your car floor isn’t ideal, but those same whorls and knots that suppress excess noise are also great hiding places for dirt and grime. If your car floor was made of rubber, metal or plastic, it would show every tiny pebble and bit of gunk you drag in on your soles. Furthermore, the material would likely get scratched up easily by hard debris in your shoe, e.g., sharp rocks, bits of glass, etc. A scratched-up floor would also be far more difficult to repair or replace than simply shampooing the carpet or cutting out the section of carpet and replacing it.

When it comes to viable alternatives to carpet flooring in cars, there are some exciting prospects on the horizon, including new materials that can mimic organic textures, such as bamboo, while still providing insulation and noise-dampening properties. Leather materials, matte and glossy surfaces, and lightweight or synthetic woods could also be employed for a more aesthetic and easy-to-clean car floor, but as with any add-on for a car, this would come with a significant price tag. Carpet is cheap and easy to produce, and it has been the industry standard for decades, with no widespread outcry for change.

if the people don't demand it meme

In other words, by the time you buy your next new car, you may be able to opt for something other than a carpeted floor, but don’t dismiss the benefits that carpet provides in your car. Perhaps more importantly, don’t underestimate what that kind of specialty customization will cost!

References:

  1. The Globe And Mail
  2. Wikipedia
  3. Home Carpet One
  4. Spectra Contract Flooring
  5. Truck And Car floor mat
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About the Author:

John Staughton is a traveling writer, editor and publisher who earned his English and Integrative Biology degrees from the University of Illinois in Champaign, Urbana. He is the co-founder of a literary journal, Sheriff Nottingham, and calls the most beautiful places in the world his office. On a perpetual journey towards the idea of home, he uses words to educate, inspire, uplift and evolve.

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