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🖤 Seal it like a pro — black silicone that sticks, seals, and stays.
Permatex 81158 Black Silicone Adhesive Sealant is a 3 oz. tube of sensor-safe, general-purpose RTV sealant designed for indoor and outdoor use. It bonds and repairs a wide range of materials including glass, metal, plastics, fabric, and vinyl. Waterproof, flexible, and resistant to water, weather, vibration, and grease, it operates effectively across a broad temperature range (-75°F to 450°F). Its user-friendly toothpaste-style cap prevents drying and waste, making it a top choice for automotive and home repairs.


| ASIN | B000AL6WLA |
| Best Sellers Rank | #361 in Automotive ( See Top 100 in Automotive ) #2 in Body Repair & Restoration Adhesives |
| Brand | Permatex |
| Brand Name | Permatex |
| Color | Black |
| Compatible Material | Fabric, Glass, Metal, Plastic, Vinyl |
| Customer Reviews | 4.6 out of 5 stars 11,774 Reviews |
| Global Trade Identification Number | 00686226811585 |
| Included Components | Auto part, Automotive Accessories, Replacement and Performance parts |
| Item Dimensions | 8 x 4 x 2 inches |
| Item Form | Tube |
| Item Type Name | Silicone Adhesive Sealant |
| Item Weight | 0.2 Pounds |
| Item dimensions L x W x H | 8 x 4 x 2 inches |
| Manufacturer | Permatex |
| Material | Silicone |
| Material Type | Silicone |
| Model | 81158 |
| Number of Items | 1 |
| Part Number | 81158 |
| Style | 3 oz. |
| Style Name | 3 oz. |
| Surface Recommendation | Miscellaneous |
| UPC | 686226811585 |
| Unit Count | 3.0 Ounce |
| Warranty Description | Manufacturer Warranty |
| Water Resistance Level | Waterproof |
R**.
Good Brand and Much Superior in Packing Style
I buy this tube type as a go-to product and won't ever buy the type with the screw-over clear plastic cover. The latter always lets the silicone set up in the nozzle which ruins the tube unless you punch a hole in it and make a huge mess trying to squirt the unset silicone out of the hole. This style cap (simple toothpaste type cap) seems to keep the silicone intact as long as the cap doesn't fail (I've had some caps which break and then the silicone in the neck of the tube sets up just like the other style cap issue). Permatex is good quality silicone and I've never received a bad tube. I use several colors of silicone and this black is a good shiny black when set. Like any good quality silicone, it's durable, waterproof, heat resistant, and sticks to many things well.
Y**Y
Great adhesive especially for attaching carbon fiber parts to vehicles.
Been using Permatex for several decades and this is my go to brand for most if not all automotive sealants and adhesive. This stuff works great for attaching a carbon fiber cover on my mobile antenna. It takes about an hour to lose it's tackiness and about 24 hours to be fully cured. Also keep in mind this black adhesive is messing especially when it gets on your fingers and hands. Just use WD-40 on a terry cloth to clean your hands and all of the black adhesive should comes off with little fuss. This stuff works great and it's been over 24 hours and there's no leaks even with the past two day it's been raining pretty heavy. The for money, it's great stuff to fix and repair or to fill in gaps and holes on many surfaces.
M**R
Fixed my door seals !!! 10/10 ! Must buy strong hold !
I read the comments first before purchasing and they were not lying ! So my weather strip on my car both driver side and passenger door start peeling off. I should have made a video so yall can see that this stuff actually works ! Last night it rained and I applied this product before it rained. And guess what I came out side to look inside my car to see if rain got in there ! And yall no rain made it inside my car ! Not even a single drop ! The tackiness is 10/10 ! Yes it’s heat resistant and a cheap fix for fixing your door seals. Now make sure y’all before when squeezing the product out because it can be a little messy , if you’re not careful. But other than that 10/10 so glad I brought this ! No odor smell to it at all and dries fast.
G**S
Good
Bought this specifically for my door seal on my car. The seal stickiness wore off and instead of getting a whole new seal and whatnot, I decided to get this and it works perfectly. Good product the only reason I give it 4 stars is because the nozzle is a 1 and done. Its not like super glue sticks where you can cover the nozzle and use it again. Should've added like 3 or 4 nozzles just for future uses because not everyone is using this entire tube in 1 go. Either than that I am satisfied with my purchase
J**M
Permatex 81158 Black Silicone Adhesive Sealant, 3 oz. Tube
The Permatex Black silicone is an exceptional product. Holds up to temperature, all weather conditions and keeps it's consistency throughout. Thank you Permatex!!! :-) Highly recommended A+++++++
J**W
Car antenna cover fix
Used this to put the antenna cover back on. So far so good. Worked great and is holding it in place.
D**.
Fantastic product
Works great great price
D**S
Don't use it on your shoes!
This stuff is NOT the same as Shoe Goo. For a while now I've been almost resoling some back soled shoes (they're no longer made) with Shoe Goo as I have over pronation and the back side of the heel wears out fast. I often would rebuild the heel with SG, then during the first walk it would sort of sand itself back to smooth and blend right in. Foolishly, I tried doing the same thing with this stuff and it behaved very differently. Where SG is more like liquid rubber, this stuff is more just like black caulking. So it rebuild my heel but rather then sort of sanding down like a normal shoe sole (or SG) it instead just sort of tears away and rips. It still sticks to your shoe (so far anyway) but it will forever look messy. I learned my lesson here, as is often true, you get what you pay for. Back to Shoe Goo I go. I'm sure this stuff is great for other things, but I would strongly not recommend it for shoes. FWIW, I don't think they do either but I saw a reviewer or two here who did. There were some parts of the shoe where the sole was pulling away and I tried to sort of glue those spots like I do with SG and it sadly failed there too.
W**R
防水シーリングとして使用
グリルマーカーを付けるためにグリルに穴あけをして裏側の配線ごと接着、防水シーリングとして使用。一晩放置で完全に固まって3ヶ月経ってもグラ付きは無いです。効果は文句無し。ただチューブ製なので作業しているとやがて手が真っ黒になって洗い落とすのが大変になるので手袋が必須です。
M**R
Nice product
Nice product
C**K
Great quality product
Happy with product, done the job, easy to apply , great quality product
A**0
It's the best one out there.....
It worked really well. Good quality.
E**Z
Mis chapas y cerraduras jamás habían trabajado tan bien... ni nuevas!
No es exageración. Un apretón (de acuerdo a las instrucciones y si no puedes ver algún video tutorial por si dudas de cómo aplicarlo, yo dudé) y comienza la magia. Es un polvito negro muy fino por lo que guantes o una limpieza de manos a conciencia es recomendable. Las chapas y cerraduras con problemas de que la llave no entra a la primera, se debe aplicar fuerza o rechina simplemente comienzan a desaparecer al paso de la primer aplicación. Yo juegué un poco con las llaves (meter, sacar, meter, sacar, girar) un par de veces para que el polvo comience a esparcirse. EXCELENTE AHORA! Con el paso de los días (creo porque se va distribuyendo mejor) su funcionamiento se vuelve mejor. Sigan las instrucciones y contraindicaciones ya que parece un artículo fácil pero requiere de su atención. Volveré a comprar sin dudarlo. Lo combiné con un lubricante de litio que también compré en Amazon y la verdad hasta gusto me da abrir mis puertas!
Trustpilot
1 month ago
2 weeks ago