---
product_id: 536746050
title: "157mil(4 mm) 36sqft Sound Deadening Mat - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening"
brand: "aggsound"
price: "€ 94.33"
currency: EUR
in_stock: true
url: https://www.desertcart.gr/products/536746050-157mil-4-mm-36sqft-sound-deadening-mat-closed-cell-foam
store_origin: GR
region: Greece
---

# reduces 98% heat transfer 4mm dense closed-cell foam self-adhesive, easy 5-step install 157mil(4 mm) 36sqft Sound Deadening Mat - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening

**Brand:** aggsound
**Price:** € 94.33
**Availability:** ✅ In Stock

## Summary

> 🔇 Silence the noise, feel the difference — your car’s new comfort zone.

## Quick Answers

- **What is this?** 157mil(4 mm) 36sqft Sound Deadening Mat - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening by aggsound
- **How much does it cost?** € 94.33 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/536746050-157mil-4-mm-36sqft-sound-deadening-mat-closed-cell-foam)

## 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

- • **Triple-Layer Construction:** Durable foam, strong adhesive, and easy-peel backing for long-lasting performance.
- • **Multiple Thickness Options:** Customize your soundproofing with 4mm to 1-inch foam variants for every need.
- • **98% Heat Transfer Reduction:** Keep your car cooler and quieter, enhancing driving comfort and focus.
- • **Premium 4mm Closed-Cell Foam:** High-density foam ensures superior sound and heat insulation without compression.
- • **Universal Fit & Easy Install:** Designed for doors, hoods, trunks, floors, and firewalls with a simple 5-step process.

## Overview

AggSound’s 4mm Sound Deadening Mat features a high-density closed-cell foam core with a triple-layer design that blocks noise and reduces heat transfer by 98%. Its strong self-adhesive backing and easy peel paper enable quick installation across multiple vehicle areas, providing durable, long-lasting sound and heat insulation tailored for professional-grade automotive comfort.

## Description

Full description not available

## Features

- [4mm High Quality Closed Cell Foam, Provide Better Sound & Heat Insulation] Our automotive sound deadener is composed of three layers of high quality material, including 4mm high density closed cell foam, high quality back glue and back paper.
- [Superior Noise and Heat Insulation] 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] 4mm 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 hood insulation pad is convenient in installation and operation. Just five steps can be completed: disassemble-clean-cute-paste-reinstallate. 4mm 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.
- [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 |
|---------------|-------|
| Manufacturer | AggSound |
| Brand | AggSound |
| Model | 01 |
| Item Weight | 3.36 pounds |
| Product Dimensions | 17.32 x 11.81 x 5.91 inches |
| Item model number | 01 |
| Manufacturer Part Number | YY04PM36-1 |

## Product Details

- **Material:** 157mil-Closed Cell Foam
- **Brand:** AggSound
- **Item Thickness:** 157 Mils
- **Product Dimensions:** 165.4"L x 15.7"W
- **Manufacturer:** AggSound

## Images

![157mil(4 mm) 36sqft Sound Deadening Mat - 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/71Nb3q3heoL.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

**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.

**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.

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**Shop now:** [https://www.desertcart.gr/products/536746050-157mil-4-mm-36sqft-sound-deadening-mat-closed-cell-foam](https://www.desertcart.gr/products/536746050-157mil-4-mm-36sqft-sound-deadening-mat-closed-cell-foam)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-01-29*