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๐ฅ Stay cool, quiet, and in control with Siless Liner 157!
Siless Liner 157 is a 4mm thick, closed-cell polyethylene foam mat designed for automotive sound deadening and heat insulation. Covering 36 sqft per roll, it features a self-adhesive backing for easy installation, blocks 98% of radiant heat, is fully waterproof, odorless, and lightweight. Trusted by thousands with a 4.5-star rating, it offers premium performance at a fraction of the cost.



| Asin | B07B75PD8B |
| Best Sellers Rank | #2,141 in Automotive (See Top 100 in Automotive) #3 in Automobile Insulation |
| Brand Name | Siless |
| Coverage | 36 square foot |
| Customer Reviews | 4.5 4.5 out of 5 stars (3,547) 4.5 out of 5 stars |
| Item Dimensions L X W | 330.7"L x 15.74"W |
| Item Thickness | 4 millimeters |
| Item Weight | 2.6 pounds |
| Manufacturer | Bema Group Inc. |
| Manufacturer Part Number | SLS15736 |
| Material Type | 157mil Closed Cell Foam |
| Model Number | SLL36 |
| Number Of Items | 1 |
| Number Of Packs | 1 |
| Recommended Uses For Product | Insulating and soundproofing various components of a vehicle, including the firewall, doors, roof, trunk, and floor. |
| Unit Count | 1 Count |
| Upc | 670875990586 |
User
Quality
Great thickness nice quality very easy to install and great adhesive was able to do the front kick panels Rear side panels and rear deck and some left overs
User
Bringing a 1976 MG Midget to the modern world!
I've been restoring a 1976 MG Midget barn find. I bought some Sinless liner to help make the car rattle less and feel more solid.This product is easy to cut, easy to install, and extremely sticky. I used it to line the trunk, the interior, and even some under the hood of the old MG. The adhesive stands up to the brutal temperature of the engine bay, and when (by accident) some fuel spilled onto the foam, it didn't fall apart or turn to mush.Thanks to Siless, the MG now feels like a modern car. The floor pans feel much more solid, the doors make a heftier thud when you close them, and the trunk no longer sounds like a percussion instrument when you touch it.If you know what you're doing, this product will transform the feel of a car. I found that 36 sq ft was enough for my MG Midget, but for a bigger car I would want more. The pattern on the back helped me to cut perfectly measured squares and rectangles. The foam itself doesn't have a strong odor, it works super well, and has held up to several months of changing temperatures (in the Midwest US.)
User
Works amazingly, but only if you install it correctly.
If you purchasing Siless Liner 157 mil (4 mm) Sound Deadening mat, to block unwanted sounds in your car, this is what you need to buy. But wait! It's not the only thing you need to buy if you want to "actually" deaden sound.By itself, it will definitely block a noticeable amount of sound, and, most likely, that's all you realistically need. But... But... If you want the Siless Liner Sound Deadening Mat to really help you take it up a few notches, to get the best sound almost bordering on soundproofing, listen up.You will have to install traditional butyl rubber first. Doesn't have to be the Siless brand, but I'm sure they would love to sell both to you, I used both Killmat (80mil) and Noico (50mil).I have a Honda S2000. It's a two-seater convertible sports car if you don't know what this car is, and it's loud when I'm driving above 60mph. I also happen to have a sound system installed as well. Other than that, the car is stock. I first installed the butyl rubber on the car's interior sheet metal. I went all out and covered everything I could. I didn't need to but I wanted to. I was extremely impressed with the results. But I wanted to go further. Not because I needed to but because just wanted to see what it would be like.So I bought Siless Liner 157 mil (4 mm) 36sqft Sound Deadening mat to go on top of the butyl rubber mats. I put this over every area I installed the butyl rubber. I had to be careful of clearance issues since I added a significant amount of underlayment, and you should too.If you put butyl rubber sound-deadening materials in 50% of the total interior area, you'll hear a noticeable improvement. If you put butyl in about 80% of the total area, you'll be even more amazed at the improvement, compared to before.I originally did all the above myself, so that's my experience and so your mileage may vary.I then installed the Siless Liner Sound Deadening mat over every place I could even going further than I could with the butyl rubber. I used the Siles Liner in areas where butyl rubber would not have been effective, such as the roll bar hoop area and large empty cavities or holes.I covered everything I could, firewall, doors, floor pan, transmission tunnel, trunk, trunk lid, fuel tank area, rear quarter panels, and rear-wheel tunnels, in Siless Liner Sound Deadening Mat.WOW!! The Siless Liner Sound Deadening Mat was the icing on the cake! Let's not forget, this car is a convertible sports car so it will never be a quiet ride, ever. But I can now actually have a conversation with a passenger at a normal-ish volume! This also means I can now have a normal hands-free phone call without having to plug one ear to block out the noise! My sound system sounds so much better! Just by going through the install process, I looked for any vibration, rattle, squeak, and noise-prone areas to either eliminate or reduce unwanted noise production. If you forget this step, the inside and outside of your car will rattle and buzz. I skipped this step the first time around. But did it right before I installed more butyl rubber and the improvement was impressive, especially inside the car. Outside the car, I didn't notice a difference until I put the last layer of Siless Liner Sound Deadening Mat. The sound deadening mat works both ways from what I can tell. If I turned up my music, as loud as I occasionally do, parked in the attached garage to the house, with the garage door closed, I would be barely able to tell the car was playing music in the garage. It sounds like it is another car, just a little bit down the street, with a very loud base. If you stand 20 feet away outside the car, the sound system is noticeable, but not obnoxious by a long shot.Get a 3 piece wood/metal roller set as well, which makes quick work of large areas.
User
Would buy again
Good product. Easy to apply, but was coming loose / unglued at some points. I would purchase it again.
User
Excellent Car Sound Deadening and Heat Insulation Solution
If you're looking for a high-quality car sound deadening and heat insulation material, then the Siless Liner 157 (4 mm) mil 36 sqft is definitely worth considering. This product is designed to offer superior noise reduction and heat insulation for your car, making your driving experience more comfortable and enjoyable.The closed-cell foam material used in this product is of premium quality, and it effectively blocks out external noise and vibrations. This means you can enjoy a quieter and more peaceful ride, even on noisy roads. In addition, the Siless Liner 157 also provides excellent heat insulation, which can help keep your car cooler in hot weather.One of the best things about this product is that it's very easy to install. You don't need any special tools or equipment, and the material can be easily cut to fit any shape or size. It's also very lightweight and flexible, which makes it easy to work with.Overall, the Siless Liner 157 (4 mm) mil 36 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat is an excellent choice for anyone looking to improve the comfort and performance of their car. It's a high-quality product that delivers on its promises, and it's definitely worth the investment.
User
Perfect
Great sound deadener for my side by side. Also helps cut down on the heat when added to the roof. Works as it should.
User
Good foam/weak adhesive
The foam itself is good quality and does the job but the adhesive is definitely not as good as other brands I've used. Even with full surface prep/degreasing, it has a tendency to start pulling off over time.
User
Good Product
Good thickness. Got the 36sqft for coverage on the roof on my Jeep XJ and had enough leftover. Added it on top of amazon sound deadening material. Significantly cut down road/wind noise and heat from the top. As others stated be careful when installing, once it sticks it will come off in pieces if you try to pull it off. Strong adhesive!
User
Excelente relacion costo beneficio
Anteriormente encargue de vendedores de China nunca me llego el producto.Este llego incluso antes de lo esperado el producto se ve de buena calidad, mejor de lo que esperaba por el precio.
User
Sound deadening
Work for the inside of the car perfectly, the adhesive is extremely sticky
User
Nothing special
Not really that good - i used this with their butyl matts and has barely made a difference in engine & road noise.
User
ููุฌุฏ ุงูุถู ู ูู
ุงูุบุฑุงุก ุจุนุฏ ูุชุฑุฉ ูููู ูุชุถุทุฑ ุชุฑูุจู ู ู ุงูู ูุฌุฏูุฏ
User
4/10
Not what I expected
Trustpilot
2 weeks ago
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