---
product_id: 658233790
title: "Sound Deadening Mat 1/4inch(7 mm) 18sqft - Car Sound Deadening Material Closed Cell Foam - Heat Insulation PE Foam Sound Deadener Material & Heat Barrier"
brand: "aggsound"
price: "VT21210"
currency: VUV
in_stock: true
url: https://www.desertcart.vu/products/658233790-sound-deadening-mat-1-4inch-7-mm-18sqft-car-sound
store_origin: VU
region: Vanuatu
---

# Reduces 98% heat transfer 1/4 inch thick high-density foam Strong adhesive for firm installation Sound Deadening Mat 1/4inch(7 mm) 18sqft - Car Sound Deadening Material Closed Cell Foam - Heat Insulation PE Foam Sound Deadener Material & Heat Barrier

**Brand:** aggsound
**Price:** VT21210
**Availability:** ✅ In Stock

## Summary

> 🔇 Silence the noise, feel the comfort — upgrade your ride’s vibe!

## Quick Answers

- **What is this?** Sound Deadening Mat 1/4inch(7 mm) 18sqft - Car Sound Deadening Material Closed Cell Foam - Heat Insulation PE Foam Sound Deadener Material & Heat Barrier by aggsound
- **How much does it cost?** VT21210 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/658233790-sound-deadening-mat-1-4inch-7-mm-18sqft-car-sound)

## 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 Application:** Perfect for cars, boats, RVs, and even furniture cushioning
- • **Effortless Installation:** Peel-and-stick design with easy-to-follow 5-step process
- • **Long-Lasting Performance:** Anti-extrusion foam resists collapse and maintains effectiveness over time
- • **Triple-Layer Construction:** Closed-cell foam, high-quality adhesive, and backing paper for durability
- • **Premium 1/4 Inch Thickness:** Optimal density for superior sound and heat insulation

## Overview

AggSound’s 1/4 inch thickened sound deadener features high-density closed-cell foam with a triple-layer design that blocks 98% of heat transfer and significantly reduces noise. Its strong adhesive backing ensures a secure fit on car doors, hoods, trunks, and more, while its durable materials resist compression for long-lasting insulation. Easy to install and versatile, this 18 sqft mat transforms your vehicle or space into a quieter, cooler sanctuary.

## Description

Full description not available

## 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 |
|---------------|-------|
| Manufacturer | Aggsond |
| Brand | AggSound |
| Model | 03 |
| Item Weight | 2.2 pounds |
| Product Dimensions | 7.09 x 7.09 x 16.54 inches |
| Item model number | 01 |

## Product Details

- **Material:** 1/4inch-Closed Cell Foam
- **Brand:** AggSound
- **Item Thickness:** 0.25 Inches
- **Recommended Uses For Product:** Vehicle sound deadening and heat insulation
- **Manufacturer:** Aggsond

## Images

![Sound Deadening Mat 1/4inch(7 mm) 18sqft - Car Sound Deadening Material Closed Cell Foam - Heat Insulation PE Foam Sound Deadener Material & Heat Barrier - Image 1](https://m.media-amazon.com/images/I/718E4reOJ3L.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.vu/products/658233790-sound-deadening-mat-1-4inch-7-mm-18sqft-car-sound](https://www.desertcart.vu/products/658233790-sound-deadening-mat-1-4inch-7-mm-18sqft-car-sound)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-08*