Mould on ceiling
Mould on ceiling

How To Remove Mould from the Bathroom Ceiling

It can be unsettling to find mould growing on the bathroom ceiling. Mould can quickly spread in your bathroom if you do nothing to stop it.

What is Mould?

Mould on the ceiling is a fungus that thrives in damp environments, like the one over your shower. Without an exhaust fan in the bathroom, condensation from showers can pool on the ceiling and breed mould and mildew.

Mould is a leading environmental health and building safety risk. Nasal congestion, itchy skin, and other physical symptoms are common. Breathing difficulties and pulmonary bleeding are symptoms of the most severe allergic responses.

Types of Mould


Only approximately a dozen mould varieties are truly dangerous to have in your house. To better understand the dangers posed by mould and the best ways to prevent it from colonising your bathroom ceiling, let’s take a look at the most common varieties of mould.

Acremonium can be any of several colours, including pink, grey, orange, and white. It thrives in damp, dark places like window seals, drain pans, and humidifiers. Illnesses affecting the immune system and bone marrow are possible results.


Only those with allergies or asthma should avoid contact with Alternaria. Coughing and eye irritation will be the first noticeable symptoms. All of these should serve as red flags. Green and brown mould is a common sight in restrooms.


The element aureobasidium is typically located on hardwood surfaces. As it matures, its colour shifts from pink to brown to black.

For more information about Moulds on ceilings check out this blog.

How To Prevent Black Mould on Ceiling

Mould spores and black mould thrive in damp, dark places, as most people know. Mould thrives on damp, dark surfaces like bathroom ceilings. The spores that makeup mould love the dark.

Keeping the restroom dry is more important than leaving a light on, so turn off the light after you’re done.

Step to Remove Mould on Bathroom Ceiling

EPA guidelines state that mould eradication can be done on your own if the affected area is no bigger than 9 square feet (3 square metres).

Follow these procedures to eradicate mould and mildew from your bathroom ceilings:

Put on Protective Gear

You require eye protection, gloves, and a mask. If your bathroom has a window, open it and instal a fan blowing out.

Make Cleaning Solution

Mix Bleach & 3 times as much water. Shake the ingredients and pour them into a spray bottle.

Spray on Affected Areas

Apply the spray to the mouldy ceiling of the bathroom. Be mindful of overspray spilling onto the floor.


Wait 10 to 15 minutes before removing the bleach. Too much time could cause the ceiling to collapse, while too little could be ineffective.


The mouldy region should be gently scrubbed. Apply just enough force so that the mould peels up without the paint coming off the ceiling, but be careful not to harm it.

Frequently Asked Questions

What is Orange Mould & How Does it Develop?

Mould of the orange variety is extremely uncommon and potentially lethal. Orange might be unexpected when one anticipates shades of green, white, or black. There are several kinds of mould, but acremonium is most likely the culprit here.

Should I be worried about the mould on the ceiling of the bathroom?

Fear is not the way to deal with mould on your bathroom ceiling. Please, get it together. You’ll need to call a professional to help you figure out the type of mould and the best way to deal with it.

Also Read: How to Claim Compensation For Housing Disrepair

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