Home CLD Deadening Mat Premium 4mm Damping Mat Pack - 12 Sheets for No...
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Product Overview

This double thickness 4mm version of a damping mat is perfect for areas that suffer from bad noise or vibrations, such as wheel arches, boot floors, and transmission tunnels. Install on a vehicle's internal metal panels to absorb and reduce vibrations, rattles, and road rumble.

The 4mm Damping Mat uses constrained layer damping to lower panel resonance and absorb structural vibrations, converting them into low-level heat. Stop those nasty rattles, eliminate road and outside noise, insulate your vehicle, and dramatically improve the sound of your car interior.

This damping mat is a polymeric-based material with a supercharged adhesive. With an aluminum surface and a unique high-grade composition, it has been proven to be extremely efficient at the conversion of vibration to thermal energy. The damping mat is very flexible, allowing it to properly adhere to contoured panels. It can be installed anywhere in your vehicle, including under the bonnet.

With high-grade construction and highly effective damping, this mat is already the choice of many automotive professionals.

Features

  • 4mm Thickness
  • Butyl Construction
  • Mastic High Adhesive
  • 0.1mm Aluminum Top Panel
  • Special Deep Tension Anti Resonance Top
  • Sheet size: 375 x 250 mm
  • Volume Pack: 12 Sheets
  • Pack Coverage: 1.12 sq.m / 12.05 sq.ft
  • Weight: 6 kg/sq.m

Typical Uses

  • Fitting to a vehicle's internal metal panels to absorb and reduce vibrations, rattles, and road rumble.
  • Lining metal panels, cabinets, sinks, home appliances, computers, etc., to prevent noise and vibrations.

Dimensions & Specifications

Specification Measurement
Sheet Size 375 x 250 mm
Pack Coverage 1.12 sq.m / 12.05 sq.ft
Weight 6 kg/sq.m

Technical Specifications

  • Material: Polymer with Aluminum Surface
  • Thickness: 4mm
  • Adhesive Type: Mastic High Adhesive

FAQs

  • Q: Can this damping mat be used in other applications outside vehicles?
    A: Yes, it can be used for lining metal panels, cabinets, sinks, and home appliances.
  • Q: How easy is it to install the damping mat?
    A: The mat is very flexible, making it easy to adhere to contoured surfaces.
  • Q: What benefits does this damping mat provide?
    A: It reduces vibrations, rattles, and noise, improving overall sound quality in your vehicle.

Premium 4mm Damping Mat Pack - 12 Sheets for Noise and Vibration Reduction in Vehicles

Premium 4mm Damping Mat Pack - 12 Sheets for Noise and Vibration Reduction in Vehicles

Regular price £109.98 GBP (Inc. VAT)
Regular price Sale price £109.98 GBP (Inc. VAT)
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Same day dispatch before 2pm

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Easy Returns

14-day returns on unused items

Product TypeCLD Deadening Mat
SKUD_SPS15
WeightContact for details
Vendorsoundproofingshop.co.uk
Availability✓ In Stock

Before You Start

  • Clean the surface with isopropyl alcohol or degreaser
  • Ensure the surface is completely dry
  • Work at room temperature (15°C+) for best adhesion
  • Have a roller and utility knife ready

Application Steps

  • Step 1: Measure and cut the material to size
  • Step 2: Peel back the release paper
  • Step 3: Press firmly onto the clean surface
  • Step 4: Use a roller to eliminate air bubbles and ensure full contact
  • Step 5: For CLD mats, overlap edges slightly for complete coverage

Pro Tips

  • For CLD mats: 60-80% coverage gives 95% of the benefit
  • Focus on the centre of large flat panels
  • Apply CLD first, then CCF/MLV, then acoustic foam
  • Use a heat gun in cold conditions to improve adhesion

Shipping

  • Express shipping on all UK orders
  • Same day dispatch on orders placed before 2pm (Mon-Fri)
  • 1-3 working days delivery via express courier
  • Full tracking provided via email

Returns

  • 14-day returns on unused, unopened products
  • Products must be in original packaging
  • Contact us before returning: sales@soundproofingshop.co.uk
  • Refunds processed within 3-5 working days

For damaged or faulty items, contact us immediately — we'll arrange a free replacement or full refund.

Frequently Asked Questions

Everything you need to know about sound deadening

How much sound deadening material do I need?
Coverage depends on your vehicle and goals. For basic noise reduction, cover 25-40% of each panel. For maximum results (audio builds, full insulation), aim for 60-80% coverage. Our team can advise on exact quantities for your vehicle — just get in touch.
Can I install sound deadening myself?
Absolutely. All our products are designed for DIY installation with peel-and-stick application. You'll need basic tools — a roller, utility knife, and clean surface. Most door panels take 30-60 minutes. We include installation tips with every order.
What's the difference between CLD, CCF and MLV?
CLD (Constrained Layer Damping) mats reduce vibration and panel resonance — the foundation layer. CCF (Closed Cell Foam) blocks airborne noise and adds thermal insulation. MLV (Mass Loaded Vinyl) is a dense barrier that blocks sound transmission. For best results, use all three in layers.
Do you offer trade or bulk discounts?
Yes! We offer competitive pricing for trade customers, van conversion businesses, and bulk buyers. Contact us with your requirements for a custom quote. Bundle deals are also available on our website.
How fast is delivery?
Orders placed before 2pm ship same day. Standard UK delivery is 1-3 working days. Express next-day delivery is available at checkout. We ship nationwide across the UK.
Can I return products if they're not suitable?
Yes, we offer a 14-day return policy on unused, unopened products in original packaging. Please contact our team to arrange a return. Custom-cut items are non-returnable.

Need Help Choosing the Right Product?

Our sound deadening experts are here to help. Whether you're doing a full van build or a simple door upgrade, we'll recommend the perfect solution for your project.

Same Day Dispatch 14-Day Returns UK Based Team