3M Thinsulate Soundproofing Sheet, 1m x 600mm x 21mm

  • RS Stock No. 881-4557
  • Mfr. Part No. ThinPL_1-0*0-6
  • Brand 3M
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): GB
Product Details

3M™ Thinsulate™ Acoustic Insulation TC1803

Introducing TC1803 Acoustic Insulation from 3M™ Thinsulate™, it offers a lightweight Noise, Vibration and Harshness (NVH) solution within the automotive sound absorption and is ideal for cavity filling. The overall thickness of 21 mm and made from a PP/PE web it features excellent compressibility and recovery.

Lightweight for Mass Reduction

Part of the TC series from Thinsulate™, the TC1803 is one of the highest acoustic absorption to weight ratios of any Thinsulate product. Where there is a need for NVH reduction, the TC1803 is the perfect product due to the very low density. The internal web includes thin and thick fibres designed to specifically absorb vibration and help to reduce unwanted noises.

Features and Benefits

The highest acoustic absorption per unit weight of any 3M™ Thinsulate™ Acoustic Insulation product

Excellent compression and recovery make the product ideal as a cavity filler

Non-woven sound absorbing fibres create a quieter vehicle environment

Hydrophobic fibres resist moisture, mould and mildew

Can be converted through standard techniques such as die-cutting

Global portfolio, technical expertise help ensure you choose the right solution to meet your goals

Typical Applications

This soundproofing is designed to be used in the automotive sector, within:

Door trim panels

Door hole seals


Wheel wells

Vehicle pillars

Instrument panels


Is this soundproofing fire retardant?

This Thinsulate™ soundproofing is self-extinguishing as per SAE J369 (FMVSS 302, ISO 3795, DIN75200)

Whats the best way to cut this to shape?

To cut this soundproofing sheet you'd need a sharp knife to avoid snagging and disrupting the construction.

Attribute Value
Material Thinsulate
Length 1m
Width 600mm
Thickness 21mm
Maximum Operating Temperature +120°C
165 In stock for FREE next working day delivery
Price Each
£ 6.32
(exc. VAT)
£ 7.58
(inc. VAT)
Per unit
1 - 2
3 - 9
10 - 29
30 +
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