
Clean the edges of the mirror with rubbing alcohol and a lint-free cloth. Next, carefully apply the mirror duct tape. A neat application will get the best results. Finally, use a fine precision knife to cut off the tape hanging from the mirror edges.
- An edge sealant for mirrors will help prevent black spots from forming.
- Small cracks can be cured with a glass repair kit.
- A resilvering spray will help cover black spots caused by desilvering.
- A mirror finish tape can help you cover the edges of mirrors that have black spots.
How do you fix black edges on a bathroom mirror?
There are only a few ways to “fix” black edges on a bathroom mirror, and they aren’t always easy to pull off. The two most common methods are resilvering the mirror or simply hiding the black edges with a frame. But are they worth it?
Should you repair or replace your damaged bathroom mirror?
Should You Try to Repair Your Damaged Bathroom Mirror? Bathroom mirrors are constantly exposed to moisture, which will potentially damage their silver backing and cause dark spots to appear. These black spots can’t be prevented, and are typically the result of an improperly sealed mirror.
What causes Mirror desilvering and how to fix it?
What Causes Mirror Desilvering? The most common cause of desilvering is excess moisture. Bathroom mirrors are especially vulnerable to black edges appearing over time. Whenever you wash your hands, take a hot shower, soak in the tub, or splash around, your mirror absorbs the moisture that is thrown into the air.
Why are the edges of my Mirror Black?
Even if your mirror is mounted on the wall, the silver nitrate will begin to react with particles in the air, moisture, or even the products you use for mirror cleaning. The silver nitrate and the copper sulfate oxidize, and the result is black edges on your mirror.

Can you repair mirror silvering?
Can You Repair a De-Silvered Mirror? You can restore your favorite mirror to its original luster with a re-silvering process. Even though a glass professional can remove the backing, strip the remaining silver, and apply new silver, this process is complicated and can get expensive.
How do you fix a chipped edge on a mirror?
Repair unframed, chipped edges on your mirror by sanding them down to a more uniform appearance. First wet your pads before sanding the areas with long, light strokes. Start with a rougher grit diamond hand-sanding pad, such as a 70-grit surface, and work your way up to the higher-numbered, superfine grits.
How do you touch up a mirror edge?
2:319:34How to Stop Mirror Black Edge De-silvering - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo what we're going to do is just coat the whole. Back up the mirror. And just at the end there justMoreSo what we're going to do is just coat the whole. Back up the mirror. And just at the end there just get into that sharp edge.
Why do edges of mirror turn black?
Soapy water or incorrect cleaning liquids are prone to accumulate on the edges of the mirror and will erode the backing. The discoloration that occurs from this chemical reaction is what leads to the edges of mirrors turning black and can take away from the beauty of having mirrors in your home.
How do you touch up a mirror?
8:2115:31Re-silvering an Old Mirror - YouTubeYouTubeStart of suggested clipEnd of suggested clipWith a cotton ball and the mirror. Remover. I like to apply that thin coat and then go back and rubMoreWith a cotton ball and the mirror. Remover. I like to apply that thin coat and then go back and rub it a little bit. More.
How do you resurface a mirror?
1:304:50Mirror Shield- Mirror Resurfacing film - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo instead of trashing this mirror and buying a new mirror we're gonna clean it and we're gonnaMoreSo instead of trashing this mirror and buying a new mirror we're gonna clean it and we're gonna resurface it. So with that being said Ryan go ahead and just spray the mirror and clean it now now you
How do you fix mirror coating?
Use a Resilvering KitCarefully remove the mirror glass from the frame.Inspect the coated side of the glass for damage. ... Strip the backing paint from the mirror using paint stripper. ... Use nitric acid to strip the silver coating from the backside of the mirror.More items...
How do you stop a mirror black edge Desilvering?
Mirrors will desilver if they are exposed to moisture. Whether its from steam from a bathroom, splashing water on it, or even improper cleaning. We recommend using ammonia free alcohol window cleaner or even lens cleaner. The moisture from the mirror will start to create the black spots on the mirror.
How do you fix a blemished mirror?
On small discolored or tarnished spots on the back of a mirror, use the abrasive side of a kitchen sponge to scrub off the discoloration. Try to avoid enlarging the affected area. Patch these spots with a piece of Mylar film (available at art supply stores) or an ordinary piece of heavy-duty aluminum foil.
How do you fix black spots on a bathroom mirror?
If the black spots are in the middle of the mirror, it is typically caused by moisture or cleaner reaching the back of the mirror and causing damage. Unfortunately in either case, there is no way to remove the black spots. The only solution is to repair the mirror by painting a new finish or disguising the spots.
How do you cover a black spot on a mirror?
Tear off small bits of aluminium foil and use the clear adhesive tape to tape those pieces over the black spots, being sure the shiny side of the foil is against the back of the mirror, and that the foil is as smooth as possible. Once all spots are covered, replace the frame of backing and rehang.
Why does my bathroom mirror have black spots?
These dark spots are caused by “mirror rot”, or “desilvering.” Unfortunately, even the most well-kept bathroom mirrors can develop them over time. When these dark spots develop, they usually start out as little more than an eyesore you can hide with a strategically-placed indoor plant or a similar decorative fixture.
Can chips in mirrors be repaired?
A: Unfortunately, there is no repair for chips or scratches to the silver backing of a mirror, said Michael Roiburt of Ardmore Glass & Mirror Co.
Can you repair glass mirror?
Cracked mirrors cannot be successfully glued back together so you must carefully remove the broken mirror, order a new one from the glass shop, and install it. Use the simple steps explained in this article. There are a few occasions when gluing broken mirror fragments may be worthwhile.
Can mirrors be fixed?
Typically, a mirror is made by coating a thin layer of aluminum or silver on the back of a piece of smooth glass. If a mirror has small cracks or scratches, it can be repaired. Small cracks can be cured with a glass repair kit.
Does mirror paint work?
0:235:26Testing out A MIRROR IN A CAN?!?!? | MIRROR Spray Paint | - YouTubeYouTubeStart of suggested clipEnd of suggested clipEffect by rust-oleum. So basically it's a mirror in a cam so essentially.MoreEffect by rust-oleum. So basically it's a mirror in a cam so essentially.
Why does my mirror shine?
The reason your mirror sparkles, shines and reflects is the silver coating behind the glass. The silver is chemically bonded to the backing when it is manufactured, but that bond can naturally break down over time. However, time isn’t the only reason. When mirrors are exposed to excess moisture, water can get between the layer ...
What Causes Mirror Desilvering?
The most common cause of desilvering is excess moisture. Bathroom mirrors are especially vulnerable to black edges appearing over time. Whenever you wash your hands, take a hot shower, soak in the tub, or splash around, your mirror absorbs the moisture that is thrown into the air.
How Much Does It Cost To Have A Mirror Resilvered?
Taking it down and transporting (or shipping) it to a repair shop can lead to even more damage. As a result, there are few places that offer resilvering services, since you are often much better off replacing. This option is only really recommended if you simply cannot part with your old mirror, such as with a family heirloom or beloved antique.
Why is resilvering not considered a DIY project?
Most do not consider resilvering a DIY project because the chemicals involved are both costly and highly toxic. Make sure to acquire and wear safety glasses, gloves and a chemical breathing mask and read all usage and disposal instructions that will come with the chemicals.
Why does my mirror have black spots?
When mirrors are exposed to excess moisture, water can get between the layer of silver and the backing. This causes the bond to break and the silvering to chip off behind the glass. This leaves your mirror with unsightly dark spots or black edges where the silver has fallen away.
What do you see when you look into a mirror?
When you look into your mirror, the only thing you want to see is your beautiful face and smile beaming back at you. However, time can take its toll on your mirror. This is especially true when they are installed in moisture-rich areas, such as the bathroom. As time goes by, ugly dark spots and black edges can appear.
Can you replace a mirror?
The most obvious choice is to simply replace the mirror entirely. Of course, replacement is no simple task. It is a lot of work and time to take down an old mirror and a lot of expense to purchase and hang a new one. There is another way; custom mirror frames.
Can you repair glass?
If the glass is completely damaged, then there are no other ways to repair them. So, if yours has become damaged too, I will suggest you start looking for a new one instead of wasting time on repairing them. However, hopefully, the above steps are going to be way more helpful for you.
Can you repair a mirror that has spoiled?
Remember, the above method is only going to be useful if your mirror’s coating has got spoiled. If the glass needs to be repaired, you should follow some other techniques, and these aren’t going to be useful then. If the glass is completely damaged, then there are no other ways to repair them.
Do you have to buy a paint stripper for desilvering?
So, get one from there based on your requirements. They aren’t going to cost you too much money. You also have to buy a paint stripper based on the type of your kit. In this case, you have to follow the information of the kit properly because each kit comes with its own techniques.
Do we need mirrors in our bathroom?
Mirrors are shinny and decorative items of our house. They are not only useful in our living rooms but also, we need them in our bathroom. It is a must-have item that offers the elegancy and usefulness of our house at the same time. But we usually forgot about the mirrors after installing them and often overlook their conditions.
Can you paint a mirror with a pen?
So, you can easily get one from there. Make sure to buy a good and start repairing your mirror with that. You just have to detach the glass from the frame, clean the affected area properly, and apply the paint. Make sure to shake the pen properly. Put two layers of paint at least because after drying the first layer, the spot may still be visible to you partially.
What happens when you put a mirror on the wall?
Even if your mirror is mounted on the wall, the silver nitrate will begin to react with particles in the air , moisture, or even the products you use for mirror cleaning. The silver nitrate and the copper sulfate oxidize, and the result is black edges on your mirror.
Why do mirrors rot?
“Mirror rot” happens when those protective coatings are compromised and the silver nitrate is exposed. Even if your mirror is mounted on the wall, the silver nitrate will begin to react with particles in the air, moisture, ...
How are mirrors made?
Mirrors are created when one side of a piece of glass is coated with silver nitrate, transforming it into a mirror. A coat of copper sulfate is applied over the silver nitrate to protect it from damage, then a coat of paint is added to seal the back of the mirror.
Can you frame a mirror with a black edge?
The good news is that black edge doesn’t usually advance further than a couple of inches from the edge of your mirror. The even better news is that the dark edges on your mirror can be easily and economically covered with an Add A Frame from Frame My Mirror.
