---
product_id: 359012787
title: "KILMAT Extra 100 mil (2.5 mm) 25 sqft (2.4 sqm) Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening"
brand: "kilmat"
price: "30914 som"
currency: KGS
in_stock: true
reviews_count: 13
category: "Kilmat"
url: https://www.desertcart.kg/products/359012787-kilmat-extra-100-mil-2-5-mm-25-sqft-2
store_origin: KG
region: Kyrgyzstan
---

# 2.5 mm ultra-thick layer covers 25 sqft for max impact super sticky self-adhesive butyl KILMAT Extra 100 mil (2.5 mm) 25 sqft (2.4 sqm) Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening

**Brand:** kilmat
**Price:** 30914 som
**Availability:** ✅ In Stock

## Summary

> 🔇 Silence Never Looked So Smart — Upgrade Your Ride’s Vibe!

## Quick Answers

- **What is this?** KILMAT Extra 100 mil (2.5 mm) 25 sqft (2.4 sqm) Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening by kilmat
- **How much does it cost?** 30914 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/359012787-kilmat-extra-100-mil-2-5-mm-25-sqft-2)

## Best For

- kilmat enthusiasts

## Why This Product

- Trusted kilmat brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Visual Install Confidence:** Unique foil embossing smoothness indicator guarantees flawless application every time.
- • **Precision Fit for Every Ride:** Comes in 24 easy-to-cut sheets (15.9 x 10.3 in) for seamless coverage and custom soundproofing.
- • **Peel, Stick & Roll to Perfection:** User-friendly self-adhesive butyl backing ensures hassle-free DIY installation with professional results.
- • **Weight-Optimized for Performance:** Lightweight yet dense 0.68 lbs/sqft material maximizes noise dampening without adding bulk.
- • **Double the Thickness, Double the Silence:** 100 mil (2.5 mm) thickness delivers twice the sound insulation power of standard mats.

## Overview

KILMAT Extra 100 mil (2.5 mm) Car Sound Deadening Mat offers premium automotive noise insulation with twice the thickness of basic mats, covering 25 sqft with ultra-sticky butyl adhesive sheets. Designed for easy DIY installation, its lightweight yet dense construction ensures maximum sound dampening efficiency, while a unique foil embossing indicator confirms professional-grade application.

## Description

Product description

Review: Great sound mat for the price! - This is a good product. Many people go with KILMAT because of the value to price point. I did as well. When you clean the surface (in my case it was all painted metal) this stuff sticks very well. I do recommend you use a seam roller of some type, I used Lumiteco 3 piece roller set. This will help with adhesion and mostly flatten the overlapped edges. It also helps you see where you have rolled as it leaves little grooves. The difference when we had no sound mats and after was very impressive. We haven't finished our install yet and it is quieter than when we had an interior in the van. There are thicker mats available in other brands, but this will work great for our van build, but this helps keep the weight down. It is quality material, just be careful when you are removing the backing, the edge of the foil face can cut you. I suggest you layout where you are installing the mat and cut to fit. From what I have read, you don't need to cover every inch in the vehicle, just spot install for a big difference. I chose to cover most surfaces to help keep sound out when we are sleeping in the van. We haven't finished putting the van yet, but we have driven it around and been very satisfied with this product.
Review: Awesome product 👌 - I love this stuff. I use it alot. Sticks great Easy to use Molds super easy Really helps with sound. Great product. I wish I could get sponsored for this product on my projects..

## Features

- Very sticky self-adhesive 100 mil automotive butyl and foil sound deadening. It is user-friendly viable material suitable for DIY installation. KILMAT is really efficient and easy-to-install
- Now the material is 2 times thicker than basic materials that will give you 2 times more effective insulation. The thicker the material the more performance you get
- Automotive self-adhesive insulation consists of butyl. KILMAT sound deadening has a total weight of 0.68 pounds/1 square feet (3.2 kilograms/1 square meter). This weight ensures maximum efficiency and sound insulation that could be possibly gained from 100 mil (2.5 mm) thickness material. KILMAT 100 mil (2.5 mm) is a light weighted automotive sound deadening material
- Audio insulation KILMAT has a special indicator as to if it is installed correctly. The special embossing on the foil must be rolled out till it is plain smooth, then you'll be 100% sure that the soundproofing is set correctly and professionally. The sound dampening material comes in handy size sheets which make it easier in terms of cutting and installation process
- Sound deadening material specifications: Nominal thickness 100 mil (2.5 mm); Total coverage area of 25 square feet (2.4 square meter); Number of sheets in the stack 24; Nominal sheet Size 15.9 x 10.3 inch (250x400 mm)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B092DMQ5NF |
| Best Sellers Rank | #157 in Automotive ( See Top 100 in Automotive ) #1 in Automobile Insulation |
| Brand | KILMAT |
| Brand Name | KILMAT |
| Coverage | 25 square feet |
| Customer Reviews | 4.8 out of 5 stars 26,051 Reviews |
| Item Dimensions L x W | 15.75"L x 9.84"W |
| Item Thickness | 2.5 Millimeters |
| Item Weight | 7.65 Kilograms |
| Manufacturer | KILMAT |
| Manufacturer Part Number | KLMEX25 |
| Material | Aluminum |
| Material Type | Aluminum |
| Model Number | KLMEX25 |
| Product Dimensions | 15.75"L x 9.84"W |
| Recommended Uses For Product | automotive soundproofing |
| UPC | 857195006535 |
| Unit Count | 25.8334 Square Feet |

## Product Details

- **Brand:** KILMAT
- **Item Thickness:** 2.5 Millimeters
- **Material:** Aluminum
- **Product Dimensions:** 15.75"L x 9.84"W
- **Recommended Uses For Product:** automotive soundproofing

## Images

![KILMAT Extra 100 mil (2.5 mm) 25 sqft (2.4 sqm) Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening - Image 1](https://m.media-amazon.com/images/I/61GYJIpmVaL.jpg)
![KILMAT Extra 100 mil (2.5 mm) 25 sqft (2.4 sqm) Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening - Image 2](https://m.media-amazon.com/images/I/71b-t8D7VZL.jpg)
![KILMAT Extra 100 mil (2.5 mm) 25 sqft (2.4 sqm) Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening - Image 3](https://m.media-amazon.com/images/I/81QDW7GEYmL.jpg)
![KILMAT Extra 100 mil (2.5 mm) 25 sqft (2.4 sqm) Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening - Image 4](https://m.media-amazon.com/images/I/51JJ0ejzcWL.jpg)
![KILMAT Extra 100 mil (2.5 mm) 25 sqft (2.4 sqm) Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening - Image 5](https://m.media-amazon.com/images/I/71-0fQZWy6L.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: Can this hold up to Arizona heat?**
A: Please note that Kilmat is designed to reduce sound and vibro insulation of metal surfaces. It has some thermal insulation properties but for the less extend. 
Kindly note that Kilmat material has a working temperature from - 49 degrees to 212 degrees F with allowance for only short term heating of up to 392 degrees F.
Let us underline that Kilmat cant be installed in the engine compartment, only under the hood in combination with headliner. 
All of our materials should be installed from the interior (cabin) side of a vehicle
No exterior application allowed!

**Q: Restoring a old car pulled up all the mastic from original but cant get it all  if i cannot get it perfect cleaned up will it still be ok to put down**
A: The idea of the sound deadener is to bond it without voids to the metal. This keeps the metal from vibrating. A little mastic should not be a problem.  Just make sure you press out all the voids.

**Q: Can this go under the hood without melting?**
A: Kilmat 100 mil material is mainly intended to reduce noise, rattles, and vibrations of the metal of a vehicle. And it's not intended for thermal insulation and shouldn't be used as a heat shield.
It has a working temperature from - 49 degrees to 212 degrees F with an allowance for only short-term heating of up to 392 degrees F.
Kilmat 100 mil must not be installed in the engine compartment(except for the underside of the hood).
The temperature under the hood might be really high. For this reason, if the material is being installed under the hood, we normally recommend using Kilmat 100 mil in combination with the hood liner material.
The first layer that goes on a hood metal would be Kilmat 100 mil material
The second layer on top of Kilmat 100 mil would be a hood liner-type material to protect it from excessive heat.
We are sorry, but we do not carry hood liner materials, but one can easily find them on the market.

**Q: Is 100mm good  for a sound system or what size mm do i need?**
A: Works good for me. Can always add more layers to own preference. Honestly any sound deadening better than nothing

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great sound mat for the price!
*by M***E on December 3, 2025*

This is a good product. Many people go with KILMAT because of the value to price point. I did as well. When you clean the surface (in my case it was all painted metal) this stuff sticks very well. I do recommend you use a seam roller of some type, I used Lumiteco 3 piece roller set. This will help with adhesion and mostly flatten the overlapped edges. It also helps you see where you have rolled as it leaves little grooves. The difference when we had no sound mats and after was very impressive. We haven't finished our install yet and it is quieter than when we had an interior in the van. There are thicker mats available in other brands, but this will work great for our van build, but this helps keep the weight down. It is quality material, just be careful when you are removing the backing, the edge of the foil face can cut you. I suggest you layout where you are installing the mat and cut to fit. From what I have read, you don't need to cover every inch in the vehicle, just spot install for a big difference. I chose to cover most surfaces to help keep sound out when we are sleeping in the van. We haven't finished putting the van yet, but we have driven it around and been very satisfied with this product.

### ⭐⭐⭐⭐⭐ Awesome product 👌
*by A***R on April 30, 2026*

I love this stuff. I use it alot. Sticks great Easy to use Molds super easy Really helps with sound. Great product. I wish I could get sponsored for this product on my projects..

### ⭐⭐⭐⭐⭐ Good product at a good price
*by J***S on April 16, 2026*

This product works great and easy to install. I do two or more vehicles a month. I switch to this brand a year ago and would recommend to everyone of my customers

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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-05-12*