---
product_id: 769812564
title: "Sound Deadening Mat 1/4inch(7 mm) 6.54sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening"
brand: "aggsound"
price: "VT64207"
currency: VUV
in_stock: false
reviews_count: 4
category: "Agg Sound"
url: https://www.desertcart.vu/products/769812564-sound-deadening-mat-1-4inch-7-mm-6-54sqft-closed
store_origin: VU
region: Vanuatu
---

# 6.54 sqft coverage per roll Reduces 98% heat transfer 0.25 inch (7mm) dense closed-cell foam Sound Deadening Mat 1/4inch(7 mm) 6.54sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening

**Brand:** aggsound
**Price:** VT64207
**Availability:** ❌ Out of Stock

## Summary

> 🔇 Silence is the new luxury—upgrade your ride’s vibe now!

## Quick Answers

- **What is this?** Sound Deadening Mat 1/4inch(7 mm) 6.54sqft - Closed Cell Foam Car Sound Deadening Material - Self-Adhesive Hood Insulation Heat Shield Auto Sound Dampening by aggsound
- **How much does it cost?** VT64207 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/769812564-sound-deadening-mat-1-4inch-7-mm-6-54sqft-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

- • **Triple-Layer Construction:** High-density foam, strong adhesive, and durable backing ensure long-lasting performance without collapse.
- • **Dedicated Customer Support:** 24/7 responsive service to guarantee your quiet ride and installation success.
- • **Universal Fit for Vehicles:** 7mm thickness optimized for tight vehicle gaps—no compromises on fit or function.
- • **Effortless DIY Installation:** Peel, stick, and seal in just five simple steps—fits perfectly on doors, hoods, trunks, and more.
- • **Premium 1/4 Inch Closed-Cell Foam:** Engineered for superior noise and heat insulation, creating a serene driving experience.

## Overview

AggSound’s 1/4 inch (7mm) closed-cell foam sound deadening mat offers 6.54 sqft of premium automotive insulation. Designed with a triple-layer structure, it reduces noise and heat transfer by up to 98%, ensuring a quieter, cooler cabin. Its strong adhesive backing and universal thickness make installation quick and compatible with most vehicle parts, from doors to hoods. Backed by responsive customer service, this mat is a smart upgrade for any car enthusiast seeking comfort and performance.

## Description

AggSound Car Sound Insulation Mat 275mil 6sqft

Review: Great product
Review: Would not recommend

## 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. Product include: 16*60inch mat*1roll, total coverage area 6sqft.
- [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.
- [Superior Service, Meet Your Needs] Our goal at AggSound is to satisfy customers' quiet needs in all aspects. We are determined to provide high-quality sound & heat insulation products at affordable prices. In any case, you have questions on product quality or installation, please contact us in anytime, and we will respond within 24h.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CRRBBTPN |
| Brand | AggSound |
| Brand Name | AggSound |
| Coverage | 6 square feet |
| Customer Reviews | 3.6 out of 5 stars 12 Reviews |
| Included Components | car sound insulation |
| Item Dimensions L x W | 152.4L x 40.6W Centimeters |
| Item Thickness | 0.25 Inches |
| Item Type Name | car sound insulation |
| Manufacturer | AggSound |
| Material | 1/4inch-Closed Cell Foam |
| Material Type | 1/4inch-Closed Cell Foam |
| Product Dimensions | 152.4L x 40.6W Centimeters |
| Recommended Uses For Product | Car, Boat, RV Insulation |

## Product Details

- **Brand:** AggSound
- **Item Thickness:** 0.25 Inches
- **Material:** 1/4inch-Closed Cell Foam
- **Product Dimensions:** 152.4L x 40.6W Centimeters
- **Recommended Uses For Product:** Car, Boat, RV Insulation

## Images

![Sound Deadening Mat 1/4inch(7 mm) 6.54sqft - 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/718E4reOJ3L.jpg)
![Sound Deadening Mat 1/4inch(7 mm) 6.54sqft - 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/81Cm8D1VkOL.jpg)
![Sound Deadening Mat 1/4inch(7 mm) 6.54sqft - 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/71zG7GA2agL.jpg)
![Sound Deadening Mat 1/4inch(7 mm) 6.54sqft - 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) 6.54sqft - 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/71C55HvwUwL.jpg)

## 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

### ⭐⭐⭐⭐⭐ Great product
*by P***L on 21 April 2025*



### ⭐ Would not recommend
*by S***G on 9 February 2026*



### ⭐⭐ Dissapointing
*by W***6 on 18 July 2025*



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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-03-01*