How Does a Dehumidifier Work?

Share article
AdobeStock_415355660-v1

The UK climate can be temperamental at the best of times, with unpredictable rain showers and cold snaps. Consequently, for many homeowners, dampness and humidity can become unwelcome companions. Enter the dehumidifier – a homeowner’s remedy to excess moisture.

The Benefits of a Dehumidifier

Healthy Living Environment:

Combat Allergens: Moist environments encourage the growth of mould, mildew, and dust mites – all of which are common allergens. By reducing humidity, dehumidifiers ensure these allergens don’t get the right conditions to thrive, making your indoor environment safer and more comfortable for allergy sufferers.

Respiratory Health: High humidity can also exacerbate respiratory conditions like asthma. Breathing in damp air can be challenging for those with respiratory issues. A dehumidifier makes breathing easier and reduces irritation caused by polluted indoor air.

Protection for Your Home:

Preserving Property Integrity: Extended exposure to high humidity levels can have damaging effects on many aspects of your property. This includes causing wood to warp, paint to chip, and metal fixtures to rust. By maintaining a consistent humidity level, you prolong the lifespan of these materials.

Protecting Valuables: Beyond structural aspects, high humidity can damage personal valuables such as electronics, musical instruments, books, and clothing. A dehumidifier can help preserve the integrity and value of these items.

Odour Prevention:

Fresh Indoor Air: Dampness and mould growth come with a distinct, musty smell that’s challenging to get rid of, even with regular cleaning. A dehumidifier can help eliminate this smell, ensuring that your home always has a pleasant and inviting aroma.

Less Frequent Cleaning: With reduced mould and mildew growth, homeowners often find that they don’t have to clean or repaint walls and ceilings as frequently.

Energy Efficiency:

Lower Heating Bills: It’s a simple scientific fact – dry air heats up more quickly than moist air. By reducing indoor humidity, dehumidifiers can help your heating system operate more efficiently, thus reducing energy costs.

Comfort Enhancement:

Better Sleep: A regulated humidity level can make for a more comfortable sleeping environment. Too much humidity can make bedrooms feel muggy and uncomfortable, impacting the quality of sleep.

Protecting Clothing: Damp environments can cause clothing to feel clammy and even develop a musty smell. By using a dehumidifier, wardrobes and clothing storage areas remain dry, ensuring garments stay fresh.

Pest Deterrence:

Unfriendly Environment for Pests: Many pests, like cockroaches and silverfish, thrive in damp environments. By reducing humidity, you’re making your home less inviting for these unwelcome guests.

When to Use One?

If your windows are often covered in condensation, if you’re discovering mould spots, or if your home generally feels damp and cold, it might be time to invest in a dehumidifier. Also, if you have recently experienced a water spillage or flooding, using a dehumidifier can speed up the drying process and prevent long-term damage.

Understanding How Dehumidifiers Work

Dehumidifiers operate on a simple principle: They extract moisture from the air, collect it and then release the drier air back into the room. Here’s a simplified breakdown:

  1. Cooling Coils: The humid air is drawn into the dehumidifier and passed over cooling coils. This causes the moisture in the air to condense into water droplets.
  2. Collection Tank: The water droplets then drip into a collection tank. Most modern dehumidifiers have an auto-stop feature that will shut the unit off once the tank is full to prevent overflow.
  3. Warm Exhaust: After the moisture is removed, the air is passed over warm coils and then expelled back into the room, now considerably drier.

Running Costs

The cost to run a dehumidifier varies depending on its size, its energy efficiency, and your electricity tariff. On average, a standard domestic dehumidifier might cost between 2p to 4p per hour to run.

If you’re considering getting a dehumidifier, it’s worth weighing up the running costs against the potential savings. By reducing moisture in your home, you can reduce the heating needs because dry air heats up more quickly than moist air. Over time, this could lead to savings on your heating bill.

Moreover, look for models that have an energy-efficient rating. Not only will they be kinder to the environment, but they’ll also be lighter on your wallet in the long run.

 

All in all, a dehumidifier does much more than just reduce excess moisture. It plays a pivotal role in creating a home that’s healthy, comfortable, and energy efficient.