The detection of black spots or greenish deposits on the walls of the refrigerator compartment is an alarm that cannot be ignored. Mold not only spoils the aesthetics of the household appliance, but also poses a serious threat to health all family members. Fungal spores can get into food, causing allergies, poisoning and respiratory diseases.
Many housewives make the mistake of simply wiping visible stains with a damp cloth, which only temporarily masks the problem. To get rid of uninvited guests, you need to act comprehensively, using the right chemicals or folk remedies. In this article we will look at how to clean the inside of a refrigerator from mold without damaging the plastic parts and rubber seals.
Before embarking on the active phase of the fight, it is important to understand the nature of the fungus. Most often, the cause is high humidity in combination with organic residues and insufficient air circulation. No Frost System or drip defrosting does not guarantee complete protection if food storage rules are violated.
Causes of fungus and its danger
The appearance mycelium (mycelium) inside the refrigerator is always the result of a confluence of several unfavorable factors. The main reason is condensation, which accumulates in hard-to-reach places, especially if the drainage hole is clogged with crumbs or mucus. Stagnant water becomes an ideal environment for the growth of bacteria.
Another risk factor is storing products with expired expiration dates or damaged packaging. Even one moldy piece of bread or rotten apple can become a source of infection for the entire chamber. Fungal spores are microscopic and are easily transported by air currents when the door is opened.
⚠️ Attention: Ignoring the first signs of mold can lead to the fungus penetrating into the thermal insulation layer through microcracks in the plastic. In this case, simple washing will no longer help, and professional repair or replacement of the device will be required.
The health hazard lies in the toxins that some types of mold produce during their life processes. Regular consumption of products that have come into contact with a contaminated surface can lead to chronic intoxication of the body. This is especially dangerous for children and people with weakened immune systems.
Preparation for cleaning: necessary tools
Effective fight against fungus begins with proper preparation. You do not need complex industrial equipment, but a set of specific tools is required. The main rule is the safety and availability of cleaning products.
First of all, it is necessary to ensure access to all internal surfaces. To do this, you will have to completely empty the refrigerator of food and remove all removable elements. Prepare in advance a place where you can wash shelves and drawers.
- 🧤 Protective gloves and a respirator (or gauze bandage) to protect your hands and respiratory organs from spores.
- 🧽 Several clean microfiber rags and sponges with abrasive and soft side.
- 🧴 Spray bottle for applying the cleaning solution to hard-to-reach areas.
- 🪥 An old toothbrush for cleaning corners, joints and raised surfaces of the seal.
You will also need a container of warm water and, possibly, a hair dryer for drying hard-to-reach areas after processing. If you plan to use aggressive chemicals, make sure that the room is well ventilated.
☑️ Preparation for cleaning
How to treat surfaces: choosing a product
The choice of product depends on the degree of damage and the material that needs to be cleaned. Modern antiseptics effectively destroy spores, but it is important not to harm plastic and rubber.
Among household chemicals, chlorine or acid-based sprays designed for bathrooms and kitchens have proven themselves well. However, they may be too aggressive for food chambers. A more gentle option are specialized products for refrigerators that do not require thorough rinsing.
| Type of product | Effectiveness against spores | Safety for plastic | Necessity of rinsing |
|---|---|---|---|
| Vinegar solution (9%) | Average | High | Desirable |
| Hydrogen peroxide (3%) | High | High | Not required |
| Chlorine-containing products | Very high | Medium (may turn yellow) | Required |
| Specialized sprays | High | High | Depends on the instructions |
Folk methods are also popular due to their availability. A solution of baking soda perfectly removes odor, but is less effective against ingrained fungus. A mixture of vinegar and hydrogen peroxide, applied sequentially (without mixing in the same container!), creates a reaction that destroys the cell walls of the fungus.
Danger of bleach
Using pure bleach (bleach) can lead to destruction of the structure of rubber seals, they will become brittle and no longer hold the cold. Use chlorine-containing products with caution and only in diluted form.
Step-by-step instructions for removing mold
The cleaning process should be carried out in stages so as not to spread spores to clean areas. First, mechanical cleaning of visible lesions is carried out, then chemical treatment and final disinfection.
Start by defrosting the chamber if ice has formed in it. Ice hides fungal colonies, and treating over ice is useless. Once completely thawed, wipe the surfaces with a dry cloth, removing the main layer of dirt.
Apply the selected cleaning product to all internal surfaces, paying special attention to corners, panel joints and sealing rubber bands. It is in the folds of rubber that mold feels most comfortable. Use a toothbrush to clean dirt from the porous structure of the seal.
⚠️ Attention: Do not use metal scrapers or hard brushes to clean plastic. The remaining scratches will become an ideal place for a new settlement of bacteria, and it will be almost impossible to wash them.
After treatment, leave the product for 10-15 minutes to act (unless otherwise indicated in the instructions). Then thoroughly wipe all surfaces with a clean, damp cloth several times, removing chemical residues and dead spores.
Cleaning the drainage system
Often the cause of recurring (returning) mold lies in a clogged drainage hole. It is located on the back wall of the refrigerator compartment and serves to drain condensate into the evaporator.
If the hole is clogged, water accumulates at the bottom of the chamber or under the vegetable boxes, creating constant humidity. To clean, use a special soft brush or a long thin bottle brush.
Carefully insert the tool into the hole and make several rotational movements. Do not use excessive force to avoid damaging the tube. After mechanical cleaning, pour 50-100 ml of a disinfectant solution (for example, a weak soda solution or a specialized product) into the hole.
Prevention of reoccurrence
To prevent the question “how to clean the inside of a refrigerator from mold” from arising again after a month, you must follow the operating rules. Prevention is much simpler and cheaper than dealing with the consequences.
First of all, make sure the door is closed tightly. If seal worn out or the door is skewed, warm, moist air will constantly flow inside, causing abundant condensation. Regularly check the fit of the elastic band.
- 🥗 Store food in closed containers to prevent food particles from getting on the shelves.
- 🌡️ Maintain temperature conditions, do not overload the chamber with products, interfering with circulation air.
- 🧹 Inspect your supplies once a week, throwing away expired products.
It is also recommended to wipe the internal surfaces once a month with a weak solution of vinegar or citric acid. This will help maintain an acidic environment, unfavorable for the development of fungus, and eliminate unpleasant odors.
Can a steam cleaner be used to clean a refrigerator?
You can use a steam cleaner, but with great caution. The high temperature of the steam effectively kills the spores, but the hot air can warp the thin plastic of the interior shelves or damage the sealing rubber. If you decide to use steam, keep the nozzle at a distance of at least 10-15 cm from the surface and do not hold the jet in one place.
Why does mold appear even in a refrigerator with a No Frost system?
The system No Frost prevents the formation of ice, but does not completely eliminate moisture. Mold in these models often grows in drainage channels that are difficult to access for routine cleaning, or on food that has been stored for too long. Also, the fungus can enter the chamber along with the air when the door is frequently opened.
How to remove the smell of mold if there are visually no stains anymore?
If there are no visible traces, but the smell remains, then spores or mycelium could remain in the micropores of the plastic or in the filter of the air system. Place adsorbents inside the chamber: activated carbon, soda in an open container, or special odor absorbers. Ventilation with the door open during the day will also help.