Home CLD Deadening Mat Premium High-Performance Soundproofing and Insu...
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Product Overview

This premium product offers two essential layers in one simple application. Designed as a thicker flooring underlay, this high-performance soundproofing and insulation mat features a heavier deadening layer and a thicker insulation layer, making it ideal for vehicle floor and boot areas.

This twin pack covers 5 square metres for comprehensive floor coverage, effectively killing vibrations, blocking noise, and insulating the panels. The easy peel-and-stick application allows for a hassle-free installation onto the metalwork.

Sound Deadening Layer

The sound deadening layer is made from 2mm butyl rubber, designed to reduce vibration from the panel and act as a barrier to airborne noise. The composition, with more rubber and less mineral filler, enhances vibration damping and noise reduction significantly. Placing this on the metal floor of any vehicle will effectively eliminate unwanted vibrations and structural noise.

Insulation Layer

Featuring a 5mm closed-cell foam insulation layer, this mat has excellent thermal and acoustic properties. It effectively reduces noise and insulates the vehicle, helping to stabilise cabin temperatures throughout the year and minimise condensation formation.

Convenience

The product is supplied in one continuous 5m sheet (rolled), perfect for custom work and large floor areas. This design enhances installation convenience, making it suitable for various applications.

  • Makes metal panels as dead as can be.
  • Professional vehicle floor underlay treatment
  • Vibration damping, soundproofing, and insulation combined
  • 7mm thick with strong adhesive
  • Aluminium and pure butyl construction with 2mm deadening
  • Closed-cell thermo-acoustic 5mm foam insulation
  • Soft and flexible; does not require heating
  • Stops rattles, vibrations, heat, and noise
  • Lowers road, exhaust, engine, and transmission noise
  • Heat resistant from -50°C to +150°C
  • Fully water- and oil-resistant
  • Very flexible for easy installation
  • Flammability tested for vehicle interiors (ISO 3795:1989)
  • Peel-and-stick application
  • Supplied as two 50cm x 500cm rolls
  • Coverage of 5 square metres (53.8 sq.ft)

Typical Uses

  • Superb load area underlay for van or camper conversions.
  • Ideal for lowering road, transmission, and exhaust noise in the front footwell, floor, and boot areas of any vehicle.

Technical Specifications

Specification Measurement
Deadening Layer Thickness 2mm
Insulation Layer Thickness 5mm
Total Thickness 7mm
Coverage 5 square metres (53.8 sq.ft)
Temperature Resistance -50°C to +150°C

Frequently Asked Questions

1. How is the mat applied?

The mat is applied using a peel-and-stick method, making it easy to install on metal surfaces.

2. What areas can this mat be used in?

This mat is ideal for vehicle floor and boot areas, as well as for van and camper conversions.

3. Does the mat help with temperature control?

Yes, the closed-cell foam insulation layer helps stabilise cabin temperatures and reduce condensation.

Premium High-Performance Soundproofing and Insulation Mat - 7mm Thick with Butyl Rubber and Closed-Cell Foam for Vehicle Floor and Boot Areas

Premium High-Performance Soundproofing and Insulation Mat - 7mm Thick with Butyl Rubber and Closed-Cell Foam for Vehicle Floor and Boot Areas

Regular price £359.98 GBP (Inc. VAT)
Regular price Sale price £359.98 GBP (Inc. VAT)
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£9.99 Flat Shipping
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£9.99 Flat UK Shipping

Dispatched within 1-2 working days

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Easy Returns

14-day returns, open and inspect first

Product TypeCLD Deadening Mat
SKUD_SPS91
WeightContact for details
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

  • £9.99 flat-rate shipping on all UK orders
  • Dispatched within 1-2 working days (order before 2pm, Mon-Fri)
  • 3-6 working days tracked delivery
  • Full tracking provided via email

Returns

  • 14-day returns on any order, for any reason
  • You can open and inspect before you decide
  • Contact us before returning: sales@soundproofingshop.co.uk
  • Refunds processed within 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 are dispatched within 1-2 working days. Once dispatched, transit typically takes a further 2-4 working days. Total delivery time is usually 3-6 working days from when you place your order. Delivery is a flat £9.99 to any UK address. We ship nationwide across the UK.
Can I return products if they're not suitable?
Yes, we offer a 14-day return policy on any order, for any reason, and you may open and inspect it first. Please contact our team to arrange a return. Return postage is yours unless the item is faulty. Items cut to your specification are non-returnable unless faulty.

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.

Fast Dispatch 14-Day Returns UK Based Team