How much material do I need?
The table below shows average material coverage per vehicle area.
Use it to calculate how many square metres (m²) to add to your cart based on
the areas you want to soundproof.
| Car Areaㅤㅤㅤㅤㅤㅤㅤㅤㅤ | Layerㅤㅤㅤㅤㅤ | Material Type | Material Example | Approximate Coverage |
|---|---|---|---|---|
| 4 Doors – Inner door skin, Outer Door Skin, Plastic Door card | Layer 1 | Vibration Damping | StP Gold/StP Aero | 4 m² |
| 4 Doors – Inner Door Skin | Layer 2 | Sound blocking | StP Sonora | 2 m² |
| Door plastic cards | Layer 2 | Sound absorption | StP Biplast Wave, StP Biplast 10mm | 2 m² |
| Boot floor + rear wheel arches | Layer 1 | Vibration damping | StP Gold/StP Aero | 3 m² |
| Interior floor, Boot floor, wheel arches | Layer 2 | Sound blocking | StP Sonora, StP NoiseBlock | 5 m² |
| Boot lid | Layer 1 | Vibration damping | StP Gold/StP Aero | 1 m² |
| Boot lid | Layer 2 | Sound blocking | StP Biplast Wave, StP Biplast 10mm | 1 m² |
| Roof | Layer 1 | Vibration damping | StP Gold/StP Aero | 1.5 m² |
| Roof | Layer 2 | Sound absorption | StP Accent 6, StP Accent 10mm | 1.5 m² |
✅ Best option (recommended)
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For the easiest and most accurate result, we recommend choosing one of our pre-configured soundproofing Kits.ㅤㅤㅤㅤㅤ
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Our Kits:
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• Include the correct materials and quantities
• Are matched by vehicle type and soundproofing level
• Remove all guesswork
• Ensure balanced, multi-layer coverage
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👉 Visit the “Kits” section to get the best result with confidence.
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Important notes
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• Coverage values are average estimates for standard passenger vehicles
• Larger vehicles (SUVs, wagons, 4WDs) may require more material
• For best performance, always use multi-layer installation
• If unsure, choosing a Kit is the safest and most cost-effective option
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If you want, I can:
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• Shorten this for product page mobile view
• Turn it into a step-by-step calculator
• Write a tooltip microcopy for each layer
• Create a comparison block: Kits vs Custom
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Just tell me 👍
Contact us
Working Hours
Monday - Sunday: 10:00 AM - 6:00 PM
Address
9/380 Pittwater Rd North Manly
Phone