---
product_id: 503647084
title: "ALLWIN Car Heat Sound Deadening Insulation Mat, - 197 Mil 21.6 Sqft Automobile Sound Deadening & Heat Insulation Material for Auto Hood Engine Roof Door and Trunk,Aluminum Foil Finish"
brand: "allwin"
price: "$182"
currency: NZD
in_stock: true
reviews_count: 5
category: "Allwin"
url: https://www.desertcart.nz/products/503647084-allwin-car-heat-sound-deadening-insulation-mat-197-mil-21
store_origin: NZ
region: New Zealand
---

# 197 mil thickness for max insulation -40°F to 300°F working temperature range 21.6 sqft coverage for broad application ALLWIN Car Heat Sound Deadening Insulation Mat, - 197 Mil 21.6 Sqft Automobile Sound Deadening & Heat Insulation Material for Auto Hood Engine Roof Door and Trunk,Aluminum Foil Finish

**Brand:** allwin
**Price:** $182
**Availability:** ✅ In Stock

## Summary

> 🔥 Drive Cooler, Ride Quieter — Insulate Like a Pro! 🚗

## Quick Answers

- **What is this?** ALLWIN Car Heat Sound Deadening Insulation Mat, - 197 Mil 21.6 Sqft Automobile Sound Deadening & Heat Insulation Material for Auto Hood Engine Roof Door and Trunk,Aluminum Foil Finish by allwin
- **How much does it cost?** $182 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/503647084-allwin-car-heat-sound-deadening-insulation-mat-197-mil-21)

## Best For

- allwin enthusiasts

## Why This Product

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

## Key Features

- • **Multi-Surface Mastery:** Perfect for hoods, doors, trunks, engine compartments, and more—complete vehicle coverage.
- • **All-Weather Durability:** Waterproof, odorless closed-cell foam that resists moisture and lasts through extremes.
- • **Effortless Installation:** Self-adhesive backing with lightweight design makes upgrades quick and hassle-free.
- • **Ultimate Thermal Shield:** Blocks 98% of radiant heat to keep your ride cool in summer and warm in winter.
- • **Precision Fit & Flexibility:** Versatile 40x40 inch sheets that cut and conform easily to any vehicle surface.

## Overview

The ALLWIN Car Heat Sound Deadening Insulation Mat offers a robust 197 mil thickness and covers 21.6 sqft, delivering superior sound dampening and heat insulation. Designed with a waterproof, odorless closed-cell foam and aluminum foil finish, it withstands temperatures from -40°F to 300°F. Ideal for multiple vehicle surfaces, it ensures a quieter, cooler, and more comfortable driving experience.

## Description

197 mil (5 mm) Car Sound Deadening & Heat Insulation Closed Cell Foam - PE Foam Sound DeadenerStrong sound insulation and absorption performance, heat insulation, Reducing energy consumption with the strong performance of heat insulationStrong self-viscous performance

Review: worked great in a 1936 street rod build
Review: Foam works well for the insulating/sound deadening however the adhesive is pretty weak. Plan on getting a can or two of spray adhesive for your project if you want it to stay put.

## Features

- Sound deadening material size: Nominal thickness 197 mils; Total coverage area of 21.6 sqft; Nominal sheet Size 40x40 inches. Pack of 2(single piece 10.8 sqft).working Temperature Range: -40°F ~ 300°F
- Heat Insulation and Vibration Deadener: Effectively blocks 98% of radiant heat transfer. Sound deadening mat is a very versatile insulation material with excellent thermal barrier properties that will block engine, exhaust, & summer heat, ensuring your vehicle stays cooler in the summer and warmer in the winter, making your ride more pleasant!
- Automotive self-adhesive insulation is a waterproof lightweight thermal deadener with a highly compressible closed-cell foam formulation, it absolutely doesn’t absorb moisture and has no odor
- The sound dampening mat can be applied to external partitions, firewalls, hoods, engine compartments, engine compartments, trunks, wheel arches, body panels, load floors, and internal partitions under the seat floor.
- The sound dampening material comes in handy size sheets which make it easier in terms of the cutting and installation process and it’s flexible which makes it easy to install with or without a roller.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BPB5SLGM |
| ASIN  | B0BPB5SLGM |
| Batteries Included? | No |
| Batteries Required? | No |
| Color | Silver Tone |
| Coverage | 21.6 square feet |
| Customer Reviews | 4.5 4.5 out of 5 stars (141) |
| Customer reviews | 4.5 4.5 out of 5 stars (141) |
| Date First Available | 13 December 2022 |
| Date First Available  | 13 December 2022 |
| Included components | Sound deadening mat |
| Item Weight | 699 g |
| Item model number | ALL0540 |
| Item model number  | ALL0540 |
| Manufacturer | ALLWIN |
| Manufacturer  | ALLWIN |
| Part number | ALL0540 |
| Product Dimensions | 101.6 x 101.6 x 0.51 cm; 699 g |
| Product Dimensions  | 101.6 x 101.6 x 0.51 cm; 699 g |
| Style | 40 x 40 Inch(2PCS)-21.6Sqft |
| UPC | 616943703962 |

## Product Details

- **Brand:** ALLWIN
- **Item thickness:** 197 Mils
- **Material:** Polyethylene (PE)
- **Product dimensions:** 101.6L x 101.6W centimeters
- **Recommended uses for product:** Automotive sound deadening and heat insulation

## Images

![ALLWIN Car Heat Sound Deadening Insulation Mat, - 197 Mil 21.6 Sqft Automobile Sound Deadening & Heat Insulation Material for Auto Hood Engine Roof Door and Trunk,Aluminum Foil Finish - Image 1](https://m.media-amazon.com/images/I/41gnQASYvvL.jpg)
![ALLWIN Car Heat Sound Deadening Insulation Mat, - 197 Mil 21.6 Sqft Automobile Sound Deadening & Heat Insulation Material for Auto Hood Engine Roof Door and Trunk,Aluminum Foil Finish - Image 2](https://m.media-amazon.com/images/I/71MB+RcUy5L.jpg)
![ALLWIN Car Heat Sound Deadening Insulation Mat, - 197 Mil 21.6 Sqft Automobile Sound Deadening & Heat Insulation Material for Auto Hood Engine Roof Door and Trunk,Aluminum Foil Finish - Image 3](https://m.media-amazon.com/images/I/71N4Kr7dODL.jpg)
![ALLWIN Car Heat Sound Deadening Insulation Mat, - 197 Mil 21.6 Sqft Automobile Sound Deadening & Heat Insulation Material for Auto Hood Engine Roof Door and Trunk,Aluminum Foil Finish - Image 4](https://m.media-amazon.com/images/I/71iBIwUVhGL.jpg)
![ALLWIN Car Heat Sound Deadening Insulation Mat, - 197 Mil 21.6 Sqft Automobile Sound Deadening & Heat Insulation Material for Auto Hood Engine Roof Door and Trunk,Aluminum Foil Finish - Image 5](https://m.media-amazon.com/images/I/71ooSVo1L1L.jpg)

## Questions & Answers

**Q: What’s the difference between 197 and 394? Mil. I see the 394 is higher**
A: The Siless sound deadener thermal shield max is a good 16th of an inch thicker and not as pliable

**Q: How much does it weigh???**
A: Using a digital bathroom scale 1 pound per 11 3/4” X 15 3/8” sheet each

**Q: Is this fire proof as I dont have alot of clearance between engine and cover ?**
A: As I understand, it's not fire proof but it's fire resistant .

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by P***N on 4 October 2025*

worked great in a 1936 street rod build

### ⭐⭐⭐ Review
*by E***S on 1 October 2025*

Foam works well for the insulating/sound deadening however the adhesive is pretty weak. Plan on getting a can or two of spray adhesive for your project if you want it to stay put.

### ⭐⭐⭐⭐⭐ Review
*by J***E on 20 June 2025*

Excellent. The self adhesive is great. You can even cut to fit small pieces and they will stick. I don't know about long term, but I'll know in about a year

## Frequently Bought Together

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-27*