---
product_id: 769812145
title: "AggSound Plastic Car Insulation, 4 mm, 36 sqft (3.34 m²)"
brand: "aggsound"
price: "€ 171.42"
currency: EUR
in_stock: true
reviews_count: 5
category: "Agg Sound"
url: https://www.desertcart.es/products/769812145-aggsound-plastic-car-insulation-4-mm-36-sqft-3-34
store_origin: ES
region: Spain
---

# 98% heat transfer reduction 4 mm dense closed-cell foam Easy 5-step installation AggSound Plastic Car Insulation, 4 mm, 36 sqft (3.34 m²)

**Brand:** aggsound
**Price:** € 171.42
**Availability:** ✅ In Stock

## Summary

> 🚗 Silence & Coolness, Engineered for Your Drive

## Quick Answers

- **What is this?** AggSound Plastic Car Insulation, 4 mm, 36 sqft (3.34 m²) by aggsound
- **How much does it cost?** € 171.42 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/769812145-aggsound-plastic-car-insulation-4-mm-36-sqft-3-34)

## 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

- • **Heat Shield Mastery:** Blocks up to 98% of heat transfer, keeping your car cooler and more comfortable.
- • **Reliable Adhesive Backing:** Strong, long-lasting stickiness with easy-peel backing paper for a secure fit.
- • **Effortless DIY Installation:** Simple 5-step process—disassemble, clean, cut, insert, install—no pro skills needed.
- • **Versatile Fit for Every Ride:** Perfect thickness for doors, bonnets, boots, floors, and firewalls—no gap worries.
- • **Premium 4 mm Closed-Cell Foam:** High-density foam ensures superior soundproofing and durability without compression.

## Overview

AggSound Plastic Car Insulation features a 4 mm high-density closed-cell foam layered with premium adhesive and backing paper, delivering exceptional sound dampening and reducing heat transfer by 98%. Covering 36 sqft, it installs easily in five steps and fits multiple car parts, offering durable, professional-grade insulation that transforms your driving environment into a quieter, cooler sanctuary.

## Description

AggSound Plastic Car Insulation, 4 mm, 36 sqft (3.34 m²) : desertcart.co.uk: Automotive

Review: Super facile à placer et permet de jouer sur les angles sans aucun souci. Je recommande
Review: Très bonne isolation, s’installe facilement attention assez fragile quand même

## Features

- 4 mm high-quality closed cell foam: Our automotive silencer is made of 3 layers of high-quality material, including 4 mm high density closed cell foam, high quality back adhesive and paper back. It provides better sound insulation for your car, so you can enjoy a quiet and comfortable environment. At the same time, heat transfer is reduced by 98%. Products include: 420 x 40 cm mat x 2 rolls.
- High-quality material for longer and better use: 4 mm high-quality closed-cell foam has a higher anti-extrusion function compared to inferior foam products, so you don't have to worry about the collapse of the use process. Excellent adhesive has a strong viscosity that can stick and secure. High-quality backing paper is easy to peel and stick and is not easy to tear.
- [Easy to install & wide application] AggSound heat shield pad is convenient in installation and operation. Only five steps can be completed: disassemble, clean, cut, insert, install. 4 mm thickness is more suitable for the car door, bonnet, boot, 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.
- [Our goal at AggSound is to meet the needs of our customers in every way. We are determined to provide high-quality sound and thermal insulation products at affordable prices. If you have any questions about product quality or installation, you can contact us at any time, and we will reply within 24 hours.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BWCZMJ91 |
| Batteries Required? | No |
| Batteries included? | No |
| Colour | Kraft Paper Plastic |
| Coverage | 36 square feet |
| Customer Reviews | 4.3 4.3 out of 5 stars (112) |
| Date First Available | 12 Feb. 2024 |
| Item Weight | 1.53 kg |
| Item model number | 01 |
| Manufacturer | AggSound |
| Part Number | YY04PM36-1 |
| Product Dimensions | 44 x 30 x 15 cm; 1.53 kg |

## Product Details

- **Brand:** AggSound
- **Item thickness:** 4 Millimetres
- **Material:** Kraft paper plastic
- **Product dimensions:** 4.2L x 0.4W metres
- **Recommended uses for product:** Sound insulation, heat insulation, cars

## Images

![AggSound Plastic Car Insulation, 4 mm, 36 sqft (3.34 m²) - Image 1](https://m.media-amazon.com/images/I/41nsqazUivL.jpg)
![AggSound Plastic Car Insulation, 4 mm, 36 sqft (3.34 m²) - Image 2](https://m.media-amazon.com/images/I/41wsfLuphtL.jpg)
![AggSound Plastic Car Insulation, 4 mm, 36 sqft (3.34 m²) - Image 3](https://m.media-amazon.com/images/I/514x-t18CNL.jpg)
![AggSound Plastic Car Insulation, 4 mm, 36 sqft (3.34 m²) - Image 4](https://m.media-amazon.com/images/I/5163ylLdXmL.jpg)
![AggSound Plastic Car Insulation, 4 mm, 36 sqft (3.34 m²) - Image 5](https://m.media-amazon.com/images/I/51FnA0kotmL.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

**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.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by P***L on 24 January 2025*

Super facile à placer et permet de jouer sur les angles sans aucun souci. Je recommande

### ⭐⭐⭐⭐ Review
*by R***N on 31 August 2025*

Très bonne isolation, s’installe facilement attention assez fragile quand même

### ⭐⭐⭐⭐⭐ Review
*by J***T on 27 October 2025*

Utilisé pour doubler mes portes avant de 206 pour empêcher les vibrations de la sono ce produit est parfait et colle redoutablement , attention aux découpes une fois collé c'est collé , niveau acoustique c'est génial .

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*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-01-23*