Everything You Need to Know about Pollen Filters

If you are thinking of installing a pollen filter in your car or changing/upgrading your existing filter, this article is for you. The most important thing when thinking about buying a pollen filter is that it fits your car and is therefore doing its job. Aside from this, it’s also important to keep your pollen filter clean in order to achieve maximum effectiveness. The easiest way to buy a pollen filter which is designed to fit your car is by purchasing directly from the manufacturer – which you can do on Autofixa. From what pollen filters do to how often they should be replaced, this article will cover everything you need to know about pollen filters.

Key Insights

What does a pollen filter do?

Pollen filters are designed to clean the air that enters the cabin of your car by filtering out pollen, dirt, dust and exhaust fumes. They also filter out any other airborne material to protect passengers from most of the allergens and pollutants that your car can encounter while sitting in traffic among other cars.

Is a pollen filter the same as an air filter?

An air filter is not the same as a pollen filter. Pollen filters clean the air that enters the cabin of the car, whereas an air filter is a component in the air intake that keeps the air entering the engine clear of contaminants.

Is a pollen filter same as a cabin filter?

Yes, both names are often used interchangeably for the same component.

 

Effectiveness

Are car pollen filters effective?

Are pollen filters worth it?

Do I need a pollen filter?

How important is a pollen filter?

Pollen filters are both important and effective. Not only do you need one, but it is also crucial to maintain and change regularly. They are particularly useful for protecting passengers with conditions such as hay fever or asthma from feeling uncomfortable during a journey.

Will a HEPA filter capture pollen?

Yes, true HEPA filters are effective at removing ultra-fine particles such as pollen and dust.

Do cheap pollen filters work?

Are charcoal activated pollen filters better than standard?

Although cheaper, normal pollen filters are successful at cleaning cabin air, charcoal activated filters go a step further. Aside from trapping dust and debris, they also help to absorb fumes and odours. 

 

Dirty Pollen Filter

Can a blocked pollen filter affect the heating in a car?

Yes, a dirty or clogged pollen filter can affect the efficiency of both the heating and cooling systems in your car.

Can a blocked pollen filter cause condensation?

Yes, a blocked or soggy pollen filter is often the cause of condensation that will not clear, because no fresh air can enter the cabin. Pollen filters should be replaced every 2 years and be manufacturer-approved. You can buy a pollen filter specifically designed to fit your car from Autofixa.

Can a dirty pollen filter affect car performance?

While a dirty pollen filter will cause air issues within the cabin itself, it is unlikely to affect the performance of your car. However, a dirty engine air filter can and will cause engine performance problems.

 

Cautions

Can a pollen filter in a car make you ill? 

If your pollen filter is moldy, that can certainly cause serious health issues in some people. The best way to avoid this is to replace your filter at least every 2 years with a manufacturer-approved component from a site like Autofixa.

Can I use the aircon without a pollen filter?

While your air conditioning system will work without a pollen filter, it is generally not recommended as it can cause severe damage to your aircon, meaning you’ll need to pay for expensive repairs. Avoid this by installing a filter designed specifically for your car. 

Can you drive a car without a pollen filter?

Although your car will run without a pollen filter, it is not generally recommended. Not only will you and your passengers be breathing in harmful particles, a filter also prevents particles from getting into and damaging the fan and ducting mechanisms in your HVAC system. It’s far easier and cheaper to buy and install a filter than replacing key components of your HVAC system.

Can you fragrance car pollen filters?

This is not recommended. Fragrances like essential oils can be very powerful, a few drops could easily overpower a small space, and this could make your car smell too fragrant or cause headaches, which could make your driving experience unpleasant.

Does my car have a pollen filter?

Do all cars have pollen filters?

Do cars have one or two pollen filters?

Not all cars have pollen filters, so it is possible that your car may or may not have one. Newer cars will typically have at least two different types of filter: the pollen filter for screening cabin air and the engine filter for keeping the engine clear of contaminants.

 

Cleaning

Can car pollen filters be cleaned?

Can you wash a pollen filter?

Can a car pollen filter be reused?

Cabin air filters generally come in three types: cloth, carbon and paper. Paper filters must always be replaced, never cleaned. Generally, most cloth and carbon filters can be cleaned a few times before being replaced. However, filters are generally not very expensive, so doing a replacement is a good idea. 

How to clean a pollen filter?

Depending on the type, you may be able to clean your filter with a vacuum or damp cloth. Some cloth and carbon filters can be washed with a hose on low pressure, sweeping from clean side to dirty and top to bottom. But why take the risk of damage when you can inexpensively replace it instead?

Does a pollen filter cause a smell in the car?

A clogged or excessively contaminated filter can cause a dirty or musty smell.

 

Replacing

How to replace a pollen filter? 

How often should you replace a pollen filter?

Most vehicle manufacturers recommend replacing your pollen filter at least every 2 years. However, this could be more frequent if you live in a particularly polluted area. To replace it, buy a manufacturer-approved cabin air filter from Autofixa and install it. 

Why change a pollen filter?

Do pollen filters get changed in a service?

Blocked pollen filter symptoms

Pollen filters need to be changed because they become clogged overtime, which puts unnecessary strain on your air conditioning system. This can lead to symptoms such as foul odours, musty smells, condensation and ineffective heating, cooling, defrosting and defogging. Pollen filters are usually replaced in service. 

Does it matter if my pollen filter is the wrong way?

Which way should a pollen filter fit?

Installing your pollen filter upside down will make it more difficult for air to pass through the filter, meaning the air conditioner will have to work harder to compensate for the loss of airflow. The arrow must always point towards the oven and away from the return line carrying the air.

 

Cabin Pollen Filters

Do cabin pollen filters in cars prevent diesel particulates?

Do car pollen filters stop NOx?

Do car pollen filters stop pm 2.5 particles?

The most common exhaust pollutants that are damaging to human health are oxides of nitrogen (NOx) and soot, both of which come from burning diesel. Pollen filters are effective at trapping almost all particles in the 2.5-25 microns range. 

 

Advantages of Pollen Filters

Does a pollen filter reduce misting?

Yes, you will reduce or prevent misting and fogging on your windows with a working pollen filter.

Does changing a pollen filter help with fuel consumption?

No, but changing a dirty engine filter can improve your gas mileage.

 

Pricing & Purchasing

How much are pollen filters?

How much does it cost to have a pollen filter changed?

The average cabin air filter is between £10 and £20. To have your pollen filter changed it will usually cost a lot more than this. The cheapest and most effective way to replace your cabin filter is to buy one from the manufacturer on Autofixa and install it yourself.

 

Aesthetics

What does a pollen filter look like?

Car pollen filters look a bit like a vent, with brand new filters appearing nearly white.

Why would a pollen filter be brown?

A brown pollen filter is a sign that it is contaminated with dirt, dust and debris and it’s likely time to clean it out or replace it. 


That’s everything you need to know about pollen filters. Now you have a better understanding of the importance of having a cabin air filter and keeping it clean, the different types of filters as well as the best course of action should your filter need to be replaced. As mentioned, this would be installing a filter from the manufacturer which is specifically designed for your car – purchasable through Autofixa.

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