Does it come with installation instructions? What's the best way to install it for maximum results?

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

What's the difference between Aluminum Foil and Closed-cell Foam?What are the best sound deadening solutions for sound?

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.

How do I properly install the Butyl + 157mil High-Density Closed-cell Foam combination?

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.

How do sound deadening materials work to reduce noise? Can it reduce road noise? Can it be used on car doors?

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.

Does it require any special tools for the installation? Is a roller necessary?

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.

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157mil 36sqft Roll Pack Sound Deadener for Car with Aluminum Foil Tape Trim Removal Tool-Auto Closed Cell Foam Noise Deadening Material-Heat Shield Insulation Dampening Mat, Black (YY04PM)

Product ID: 538808294

Details

Brand
AggSound
Item thickness
4 Millimeters
Material
Mousse 157 mm
Product dimensions
4.2L x 0.4W
Recommended uses for product
Automotive and

🔥98% heat transfer reduction

🧱4mm dense closed-cell foam

🛠️Includes aluminum foil tape & trim tool

¥25018

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

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Description

🚗 Silence & Coolness, Rolled Into One!

CUT HEAT NOT COMFORT - Reduces heat transfer by 98%, keeping your car cooler and quieter all year round.
TRUSTED QUALITY SUPPORT - AggSound guarantees premium materials and responsive 24-hour customer service for peace of mind.
ALL IN ONE INSTALLATION KIT - Comes with durable trim removal tool and aluminum foil tape for seamless, damage-free application.
PREMIUM 4 MM CLOSED CELL FOAM - High-density foam ensures superior soundproofing and durability without collapse.
UNIVERSAL FIT EFFORTLESS INSTALL - Perfect 4mm thickness fits doors, hoods, trunks, floors & firewalls with a simple 5-step process.

AggSound’s 157mil 36sqft automotive sound deadener features a triple-layer design with 4mm high-density closed-cell foam, premium adhesive, and backing paper. It cuts noise and heat transfer by up to 98%, enhancing your driving comfort. The package includes aluminum foil tape and a durable trim removal tool for easy, damage-free installation across multiple vehicle parts. Engineered for longevity and backed by responsive customer support, it’s the smart upgrade for any car enthusiast seeking quiet luxury.

Specifications

ASIN	B0BWCZMJ91
Best Sellers Rank	#141,715 in Automotive ( See Top 100 in Automotive ) #253 in Automobile Insulation
Brand	AggSound
Brand Name	AggSound
Coverage	36 square feet
Customer Reviews	4.3 out of 5 stars 137 Reviews
Included Components	aluminum foil tape, car sound insulation, car trim removal tool
Item Dimensions L x W	4.2L x 0.4W Meters
Item Thickness	4 Millimeters
Item Type Name	car sound insulation
Item thickness	4 Millimeters
Manufacturer	AggSound
Manufacturer Part Number	YY04PM36-1
Material	Mousse 157 mm
Material Type	Mousse 157 mm
Model Number	01
Product dimensions	4.2L x 0.4W Meters
Recommended Uses For Product	Automotive sound and heat insulation
Recommended uses for product	Automotive sound and heat insulation
Unit Count	3.34 Square Meters

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¥25018

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

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