---
product_id: 12920650
title: "GTMAT GT Seam Tape Aluminum Finishing Tape Automotive Sound Dampening - Sound Deadening Installation Includes: 3in Wide 100ft Roll of 4 Mil GT Seam Tape"
brand: "gt sound control"
price: "FREE"
currency: ISK
in_stock: false
url: https://www.desertcart.is/products/12920650-gtmat-gt-seam-tape-aluminum-finishing-tape-automotive-sound-dampening
store_origin: IS
region: Iceland
---

# 100 ft length for full coverage 3 in width for seamless bonding 4 mil thick durable aluminum layer GTMAT GT Seam Tape Aluminum Finishing Tape Automotive Sound Dampening - Sound Deadening Installation Includes: 3in Wide 100ft Roll of 4 Mil GT Seam Tape

**Brand:** gt sound control
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Seal the silence, own the drive.

## Quick Answers

- **What is this?** GTMAT GT Seam Tape Aluminum Finishing Tape Automotive Sound Dampening - Sound Deadening Installation Includes: 3in Wide 100ft Roll of 4 Mil GT Seam Tape by gt sound control
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/12920650-gtmat-gt-seam-tape-aluminum-finishing-tape-automotive-sound-dampening)

## Best For

- gt sound control enthusiasts

## Why This Product

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

## Key Features

- • **Precision Fit:** 3-inch width ensures perfect coverage over seams, eliminating weak points in your sound deadening setup.
- • **Polished Finish:** Not just functional—adds a sleek, finished look that signals quality and attention to detail.
- • **Seamless Sound Shield:** Create a unified sound barrier by bonding GTMat sheets into one solid, noise-blocking surface.
- • **Durable Aluminum Armor:** 4 mil thick aluminum tape resists wear and tear, guaranteeing long-lasting performance.
- • **Effortless Application:** Adhesive backing with release liner makes installation quick, clean, and professional every time.

## Overview

GTMAT GT Seam Tape is a 3-inch wide, 100-foot long aluminum finishing tape with a 4 mil thickness designed to bond GTMat sound deadening sheets into a single, durable unit. Its adhesive backing and release liner enable easy installation, providing a professional finish and enhanced sound dampening performance for automotive applications.

## Description

Finish off your GTMat installation with our GT Seam Tape. This 4 mil thick aluminum tape with adhesive backing will bind your GTMat sheets into a stronger complete sheet. This will ensure a solid long lasting sound deadening experience.

## Features

- 100’ In Length 3” Wide
- 4 mil Thickness
- Aluminum Tape With Release Liner
- Use GT Seam Tape to cover seams from your GT Mat installation creating one solid piece of sound deadening material. GT Seam Tape also makes a complete finished look to your installation.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Weight | 0.01 ounces |
| Is Discontinued By Manufacturer | No |

## Product Details

- **Brand:** GT Sound Control
- **Manufacturer:** GT Sound Control
- **UPC:** 610079405394 610079405134

## Images

![GTMAT GT Seam Tape Aluminum Finishing Tape Automotive Sound Dampening - Sound Deadening Installation Includes: 3in Wide 100ft Roll of 4 Mil GT Seam Tape - Image 1](https://m.media-amazon.com/images/I/41mlVjljLZL.jpg)
![GTMAT GT Seam Tape Aluminum Finishing Tape Automotive Sound Dampening - Sound Deadening Installation Includes: 3in Wide 100ft Roll of 4 Mil GT Seam Tape - Image 2](https://m.media-amazon.com/images/I/41iU4OVCoyL.jpg)
![GTMAT GT Seam Tape Aluminum Finishing Tape Automotive Sound Dampening - Sound Deadening Installation Includes: 3in Wide 100ft Roll of 4 Mil GT Seam Tape - Image 3](https://m.media-amazon.com/images/I/91WYV3XESrL.jpg)
![GTMAT GT Seam Tape Aluminum Finishing Tape Automotive Sound Dampening - Sound Deadening Installation Includes: 3in Wide 100ft Roll of 4 Mil GT Seam Tape - Image 4](https://m.media-amazon.com/images/I/81QACNuJBGL.jpg)
![GTMAT GT Seam Tape Aluminum Finishing Tape Automotive Sound Dampening - Sound Deadening Installation Includes: 3in Wide 100ft Roll of 4 Mil GT Seam Tape - Image 5](https://m.media-amazon.com/images/I/8179fLMPY6L.jpg)

---

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-02-02*