
STP STPSNORA Sonora Special Line 5mm Vibration-Damping & Sound-Proofing Material
STP STPSNORA – Sonora 5.2mm Automotive Vibration Damping & Sound Proofing Sheets
Upgrade your driving experience with professional-grade noise reduction. The STP STPSNORA Sonora Special Line is a cutting-edge automotive sound insulation and vibration damping solution, engineered for superior cabin quietness and enhanced acoustic performance.
This advanced multi-layered sound proofing material is ideal for vehicle door panels, especially areas prone to moisture exposure. Each sheet features a 3-layer structure: a 2mm heavy butyl damping base, 3mm viscoelastic polyurethane foam for absorption, and a 1mm sticky polymer for effortless adhesion. The material’s non-hygroscopic soft foam and dense membrane make it resistant to humidity, ensuring long-term performance without degradation.
Key Features & Benefits:
- Multi-layer construction: damping, foam absorption, and adhesive for max performance
- Effective airborne sound insulation – 31dB noise reduction
- Strong adhesion to clean metal surfaces – perfect for automotive doors
- Moisture-resistant and thermally stable materials for durability
- Reduces vibration, road noise, and improves in-car audio quality
- Pre-cut sheets for quick and professional installation
Product Specifications:
- Order Code: STPSNORA
- Sheet Thickness: 5.2mm
- Sheet Dimensions: 750mm x 470mm
- Total Coverage Area: 3.53 m² (10 sheets)
- Noise Reduction Index: 31dB
- Colour: Sand
- Recommended Application: Inner Door Panels
- Installation Surface: Clean Metal
Installation Tips:
- Clean and dry the surface thoroughly
- Peel back protective layer and apply directly to metal door panels
- Apply pressure to activate adhesive bond
- Layer over with additional sound insulation if desired
STP Sonora is your go-to automotive sound proofing and vibration damping solution for reducing external noise and enhancing ride quality with professional-grade performance.
Original: $144.58
-65%$144.58
$50.60Product Information
Product Information
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Description
STP STPSNORA – Sonora 5.2mm Automotive Vibration Damping & Sound Proofing Sheets
Upgrade your driving experience with professional-grade noise reduction. The STP STPSNORA Sonora Special Line is a cutting-edge automotive sound insulation and vibration damping solution, engineered for superior cabin quietness and enhanced acoustic performance.
This advanced multi-layered sound proofing material is ideal for vehicle door panels, especially areas prone to moisture exposure. Each sheet features a 3-layer structure: a 2mm heavy butyl damping base, 3mm viscoelastic polyurethane foam for absorption, and a 1mm sticky polymer for effortless adhesion. The material’s non-hygroscopic soft foam and dense membrane make it resistant to humidity, ensuring long-term performance without degradation.
Key Features & Benefits:
- Multi-layer construction: damping, foam absorption, and adhesive for max performance
- Effective airborne sound insulation – 31dB noise reduction
- Strong adhesion to clean metal surfaces – perfect for automotive doors
- Moisture-resistant and thermally stable materials for durability
- Reduces vibration, road noise, and improves in-car audio quality
- Pre-cut sheets for quick and professional installation
Product Specifications:
- Order Code: STPSNORA
- Sheet Thickness: 5.2mm
- Sheet Dimensions: 750mm x 470mm
- Total Coverage Area: 3.53 m² (10 sheets)
- Noise Reduction Index: 31dB
- Colour: Sand
- Recommended Application: Inner Door Panels
- Installation Surface: Clean Metal
Installation Tips:
- Clean and dry the surface thoroughly
- Peel back protective layer and apply directly to metal door panels
- Apply pressure to activate adhesive bond
- Layer over with additional sound insulation if desired
STP Sonora is your go-to automotive sound proofing and vibration damping solution for reducing external noise and enhancing ride quality with professional-grade performance.













