---
product_id: 769779467
title: "Sound Deadening Mat 1/4inch(7 mm) 107.64sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening"
brand: "aggsound"
price: "€ 552.66"
currency: EUR
in_stock: true
reviews_count: 13
category: "Agg Sound"
url: https://www.desertcart.fi/products/769779467-sound-deadening-mat-1-4inch-7-mm-107-64sqft-closed
store_origin: FI
region: Finland
---

# 98% heat transfer reduction 7mm closed cell foam thickness Self-adhesive for easy install Sound Deadening Mat 1/4inch(7 mm) 107.64sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening

**Brand:** aggsound
**Price:** € 552.66
**Availability:** ✅ In Stock

## Summary

> 🔇 Silence the chaos, feel the calm — upgrade your ride’s vibe now!

## Quick Answers

- **What is this?** Sound Deadening Mat 1/4inch(7 mm) 107.64sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening by aggsound
- **How much does it cost?** € 552.66 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/769779467-sound-deadening-mat-1-4inch-7-mm-107-64sqft-closed)

## Best For

- aggsound enthusiasts

## Why This Product

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

## Key Features

- • **Versatile & Durable:** Perfect for automotive, furniture, and craft projects needing sound and heat insulation.
- • **Superior Heat Shielding:** Cuts down 98% of heat transfer, keeping your cabin cooler and more comfortable.
- • **Industrial-Grade Adhesive:** Stick it once, stick it right—no slipping or peeling during your ride.
- • **Premium 7mm Closed Cell Foam:** Dense, high-quality foam blocks noise and vibration for a serene drive.
- • **Universal Fit & Easy Install:** Designed for doors, hoods, trunks, and floors with a simple 5-step application.

## Overview

AggSound’s 1/4 inch (7mm) closed cell foam sound deadening mat delivers professional-grade noise and heat insulation with 98% heat transfer reduction. Featuring a triple-layer design with high-density foam and a powerful self-adhesive backing, it ensures a secure, long-lasting fit across multiple vehicle surfaces. Ideal for millennial professionals seeking a quieter, cooler, and more comfortable driving experience, this 107.64 sqft mat is easy to install and versatile enough for various applications beyond automotive use.

## Description

Buy AggSound Sound Deadening Mat 1/4inch(7 mm) 107.64sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening: Insulation - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: As described, very sticky backing.. - Very sticky backing. Once it down ,its down. Good sound barrier, and help the vibration of the gas tank I carry on the truck.
Review: Expensive but works like nothing else. - Expensive but works like nothing else. Sure deadens sound on cab of ice cream truck. If you brush against it too hard it could tear or chip off but otherwise very durable. One inch thick and soft as a mat.

## Features

- [1/4 Inch High Quality Closed Cell Foam, Provide Better Sound & Heat Insulation] Our automotive sound deadener is composed of three layers of high quality material, including 1/4 inch high density closed cell foam, high quality back glue and back paper. It provides better noise insulation effect for your car so you can enjoy a more quiet and comfortable environment. At the same time, it effectively reduces 98% heat transfer.
- [High-quality Material, Meet the Needs of Longer & Better Use] 1/4 inch high quality closed cell foam has a higher anti-extrusion function compared with inferior foam product, so there is no need to worry about the collapse of the use process. Excellent adhesive has strong viscosity, which can ensure to stick firmly. High quality back paper is easy to to peel & install and not easy to tear.
- [Easy to Install, Wide Application] Aggsound heat shied pad is convenient in installation and operation. Just five steps can be completed: disassemble-clean-cute-paste-reinstallate. 7mm unviersal thickness is more suitable for the car door, hood, trunk, floor, firewall and other parts of the vehicle. You do not have to worry about the phenomenon of not being able to install because the thickness is too large but the vehicle gap is not enough.
- [Wide range of application]This sound and heat insulation material can be used in floor carpet backing, handicrafts, anti-vibration padding, furniture, to play a cushioning or sound and heat insulation effect.
- [A variety of different thicknesses to meet different needs] Aggsound offers a variety of different thicknesses of insulation foam 4mm/6mm/8mm/10mm/0.25inch/0.5inch/1inch etc.. Different thicknesses of insulation foam to meet the different needs of the application.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D7CMPYYG |
| Best Sellers Rank | #2,883 in Automotive ( See Top 100 in Automotive ) #7 in Automobile Insulation |
| Brand | AggSound |
| Customer Reviews | 4.3 4.3 out of 5 stars (1,678) |
| Date First Available | June 18, 2024 |
| Item Weight | 9.13 pounds |
| Item model number | 01 |
| Manufacturer | Aggsound |
| Model | 03 |
| Product Dimensions | 40.16 x 11.81 x 11.81 inches |

## Product Details

- **Brand:** AggSound
- **Item Thickness:** 0.25 Inches
- **Manufacturer:** Aggsound
- **Material:** 1/4inch-Closed Cell Foam

## Images

![Sound Deadening Mat 1/4inch(7 mm) 107.64sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening - Image 1](https://m.media-amazon.com/images/I/61j2OEqM6FL.jpg)
![Sound Deadening Mat 1/4inch(7 mm) 107.64sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening - Image 2](https://m.media-amazon.com/images/I/718E4reOJ3L.jpg)
![Sound Deadening Mat 1/4inch(7 mm) 107.64sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening - Image 3](https://m.media-amazon.com/images/I/71C55HvwUwL.jpg)
![Sound Deadening Mat 1/4inch(7 mm) 107.64sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening - Image 4](https://m.media-amazon.com/images/I/71Vn7iWO-BL.jpg)
![Sound Deadening Mat 1/4inch(7 mm) 107.64sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening - Image 5](https://m.media-amazon.com/images/I/71zG7GA2agL.jpg)

## Available Options

This product comes in different **Material Type, Style** options.

## Questions & Answers

**Q: Does it come with installation instructions? What's the best way to install it for maximum results?**
A: 1.Remove & Clean: Take off interior panels; clean and dry surfaces 2.Cut to Fit: Pre-cut insulation for doors, floor, and roof 3.Apply & Seal: Peel, stick, then seal seams with foil tape (sold separately) 4.Reinstall: Replace all interior components

**Q: What's the difference between Aluminum Foil and Closed-cell Foam?What are the best sound deadening solutions for sound?**
A: 394mil Aluminum Foil excels in heat blocking. 157mil Closed-cell Foam (higher density) is better for soundproofing. For best results: combine 157mil foam with Butyl Sound Deadener (sold separately) to kill vibration and block noise effectively.

**Q: How do I properly install the Butyl + 157mil High-Density Closed-cell Foam combination?**
A: 1. Remove, Clean & Cut. 2. Apply butyl sheets(50–60% coverage is optimal), damping vibration, reducing low-frequency noise. 3. Install foam over butyl. Effectively blocks mid-high frequency noise. 4. Check. This combo ensures optimal noise reduction.

**Q: How do sound deadening materials work to reduce noise? Can it reduce road noise? Can it be used on car doors?**
A: Yes, Closed-cell Foam reduces road noise through:1.Sound absorption (energy to heat conversion) 2.Acoustic impedance reflection 3.Mass law blocking of mid-high frequencies. Its structure effectively reduces road/wind noise transmission into cabin.

**Q: Does it require any special tools for the installation? Is a roller necessary?**
A: Basic tools: gloves, utility knife, measuring tape. A roller (sold separately) is highly recommended to ensure proper adhesion of butyl/foam. Aluminum foil tape is essential for sealing seams. Keeping surfaces clean is crucial for optimal results.

## Customer Reviews

### ⭐⭐⭐⭐⭐ As described, very sticky backing..
*by C***. on January 10, 2026*

Very sticky backing. Once it down ,its down. Good sound barrier, and help the vibration of the gas tank I carry on the truck.

### ⭐⭐⭐⭐⭐ Expensive but works like nothing else.
*by L***T on December 22, 2025*

Expensive but works like nothing else. Sure deadens sound on cab of ice cream truck. If you brush against it too hard it could tear or chip off but otherwise very durable. One inch thick and soft as a mat.

### ⭐⭐⭐⭐ Good, with some things to note...
*by N***L on October 20, 2025*

Works decently enough. A few things to note. It tears quite easily. It sticks to your fingers and will tear if you are not careful when tryin to remove. Once its stuck, its stuck. It will be messy to remove if needed. It looks a little like neoprene as some suggest it is, but it is not. Just a basic low grade closed cell foam. It does the job for sound insulating though!

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**Shop now:** [https://www.desertcart.fi/products/769779467-sound-deadening-mat-1-4inch-7-mm-107-64sqft-closed](https://www.desertcart.fi/products/769779467-sound-deadening-mat-1-4inch-7-mm-107-64sqft-closed)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-07*