6 Mold Prevention Tips for a Healthy Home | Viessmann UK (2024)

Summary of topics:

  • How does mold develop?
  • Mold prevention
  • Summary of mold prevention

How does mold develop?

Mold always arises from moisture in the building. Humidity, sweating and steam from the bathroom or the kitchen increase the humidity. It only takes 24-48 hours for mold spores to develop, so if the humidity rises above 60-65% then you might start seeing the signs within 24 hours. Mold can grow anywhere: on clothing, carpets or on your walls; to prevent mold keep the humidity below this level.

Condensation

One big source of mold is condensation. In theWinter timeyou’ll see condensed water appearing oncoldspots in your room, for example on the windows or in the corner of the room.

Conversely in the summer if it’s warmer outside than inside the home you’ll begin to see the signs of condensation too. There is a simple mold prevention solution; to avoid mold each room needs to be sufficiently heated.

Structural defects causing mold

Sometimes structural defects are the reason for mold growth. Unfortunately problems only become noticeable when the mold has already set in.

Regular inspections of your home for maintenance issues such as loose roof tiles orbrokenguttering may help you avoid mold in your home. You may even notice other issues that can be easily solved such as moisture collecting on pipes in bathrooms.

Mold prevention

1. Keep your property properly ventilated

Airing is an excellent way to prevent the signs of mold appearing in your home. It’s not always practical to keep your home properly ventilated which is why experts suggest using a dehumidifier. One with an automatic sensor is even better, which means as soon as your home reaches above 60% humidity it will switch on.

Other options includeinstallingvents in your windows, although this isn't an effective way to avoid mold. Keeping your windows open is impractical in the winter months, but if you can, try to open them several times a day for a few minutes.

Tips for airing your home

Airing your home requires managing the circulation, so it’s best to open all windows and doors at the same time when it’s cool outside, like mornings and night. Experts also suggest to leave your windows open when it’s warmer inside than outside but not to do this when the heating is on.

2. Preventing mold through heating

It makes sense that people want to save on heating cost, but one of the best mold prevention techniques is keeping your heating on.

If you seriously want to avoid mold in your home then avoid rooms cooling completely. Experts recommend that theideal temperaturefor living rooms is 20°C, 23°C for the bathroom and children’s rooms, and 16C for the bedroom and kitchen. It is recommended that you never let the temperature of your home fall below 14°C.

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3. Drying wet areas

If mold can’t grow without moisture then make sure that any water that has developed fromleaks, heavy rainfall or a spill are managed quickly. Even drying walls and tiles after a shower or bath can help you avoid mold growing.

4. Avoid drying clothes on radiators

Not always practical for people living in flats or during the wet, winter months. However, drying clothes on a radiator can cause you problems. The flash increase of moisture in the air will certainly create damp spots in your home.

It’s best to dry your clothes immediately after washing by hanging them on a washing line. An alternative would be to use a tumble dryer but they can often produce condensation, increasing humidity.

5. Consider using mold resistant products

One of the best ways to prevent mold is to use mold resistant products during home renovations. For example you can now buy mold resistant plasterboard and insulation, likewise paints are available with mold inhibitors.

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Summary of mold prevention

  1. Mold is favored by a high humidity – keep your property below 60-65% humidity.
  2. Keep an eye out for water leaks in your property and clean them up straight away.
  3. Be mindful that opening windows isn’t always the solution to venting your home.
  4. Keeping your home at a set temperature is critical to preventing mold from growing.
  5. If you spot wet areas, mop them up straight away. Spores can develop within 24 hours.
  6. Avoid drying clothes indoors if you can.
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6 Mold Prevention Tips for a Healthy Home | Viessmann UK (2024)

FAQs

6 Mold Prevention Tips for a Healthy Home | Viessmann UK? ›

The key to mold prevention is moisture control. Water entry into buildings or building crawl spaces should be controlled. If water enters a building through a leaking roof or because of a flood or accident, it should be removed immediately and affected areas should be dried out.

What are 3 ways to prevent mold? ›

Here are some ways to prevent mold growth in your home.
  • Keep your home dry. ...
  • Watch your home's humidity level. ...
  • Ensure your home is properly ventilated. ...
  • Direct outside moisture away from your home. ...
  • Use mold resistant products in your home.

What is the key to mold prevention? ›

The key to mold prevention is moisture control. Water entry into buildings or building crawl spaces should be controlled. If water enters a building through a leaking roof or because of a flood or accident, it should be removed immediately and affected areas should be dried out.

How to prevent a house from mold? ›

The best way to prevent mold is to control moisture.
  1. Keep the indoor humidity below 60% relative humidity, ideally between 30% and 50%.
  2. Repair leaky pipes and faucets.
  3. Turn on the exhaust fans when bathing and cooking.
  4. Clean out the gutters.
  5. Make sure water drains away from your home.

What temperature should a house be to prevent mold? ›

The ideal temperature is between 77 and 86 degrees Fahrenheit. During the summer months, temperatures are often higher than normal inside the home. Make an effort to keep temperatures inside the home lower during the summer months. Setting the thermostat to the low 70s makes it more difficult for mold to grow.

What is the primary prevention of mold? ›

There are steps you can take to prevent mold growth in your home. Keep humidity levels in your home as low as you can — no higher than 50% — all day long. An air conditioner or dehumidifier will help you keep the level low. Be sure the air in your home flows freely.

What does mold hate? ›

Sunlight and fresh air are about as “anti-mold” as it gets, plus it's easy to do.

What kills house mold? ›

There are several products that can be utilized to kill and remove mold. Some effective products that kill mold are:
  • Bleach.
  • Borax.
  • Vinegar.
  • Ammonia.
  • Hydrogen peroxide.
  • Detergent.
  • Baking soda.
  • Tea tree oil.

What to spray to prevent mold? ›

The effectiveness and affordability of white vinegar makes it an excellent choice for use on just about any surface. It is also effective to use to prevent mold from returning to problem areas. Simply spray the problem area lightly every few days and wipe.

How do I test for mold in the air? ›

Using a mold testing kit, you can collect samples from strategic locations throughout your home and receive results back pretty quickly. In the worst-case scenario, your results may test positive for mold spores and you can send the results to a lab in order to determine what kind of mold it is.

What temperature kills all mold? ›

Most yeasts and molds are heat-sensitive and destroyed by heat treatments at temperatures of 140-160°F (60-71°C). Some molds make heat-resistant spores, however, and can survive heat treatments in pickled vegetable products. These molds, however, require oxygen to grow.

What protects you from mold? ›

Protect your mouth and nose against breathing in mold: wear at least a NIOSH Approved N95 respirator. If you plan to spend a lot of time removing moldy belongings or doing work like ripping out moldy drywall, wear a half-face or full-face respirator.

What kills mold? ›

Baking soda and vinegar are typically used together when dealing with a mold problem since they kill different species of mold. Add one quarter of a tablespoon of baking soda into a spray bottle of water. Shake the bottle to dissolve the baking soda into the water.

What materials repel mold? ›

Use mold resistant construction products, such as mold resistant drywall, which uses fiberglass instead of paper facing, and drywall tape; paint treated with an EPA-registered fungicide, which discourages growth on painted surfaces; mold resistant insulation, such as Nu-Wool; wood treated with anti-mold chemicals, such ...

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