Barrier mat 7
Areas of application

Machine tools, fans, chip extractors.

Transportation and vehicles
Motorcars, buses, trucks, contractor’s machinery, forest machinery

Hospital care and large-scale kitchens
Dishwashing machines, air pumps.

Lifts, motor rooms, fans and ducts.

Method of use

The pieces are cut or punched out to the desired shape and carefully pressed on to the surface to be damped. When applying, the surface must be free from oil, dirt, and dust.

  Product characteristics

Barrier mat 7 is a self-adhesive mat of bitumen with filler.

The product is flexible and easily formed.


* Very good sound transmission loss
* Easy to form
* Water repellent
* Long service life
* Good adhesion
* Difficult to ignite

PDF-format for printing

Transmission Loss, DTL(dB)

Frequency, Hz, Third Octave Bands
Technical data
Sound absorption: See diagram.

-25°C to +80°C

Fire class: FMVSS 302

Colour: Black

Adhesive’s tear
strength :
Approx. 15 N/cm test width

Freon and PVC free

4 mm (other                   thicknesses can be supplied on                   request)

Weight : 7 kg/m

Delivery format: 1200x1000 mm or 1500x1000
                          (other sizes and shapes                           can be supplied on request)

  The shaping and positioning of the material is of major importance to achieve an optimal sound-dampening effect.
 SONTECH has long experience of practical noise control projects in a wide range of industrial fields. These experiences can be a valuable addition to the laboratory data given in the datasheet.
  SONTECH can also assist with advice and sound measurements for noise control and in the manufacture of customised material sets .

Designation system

Barrier mat: ISO

Weight kg/m2: 7

Exampel of
ordering code:

Sontech NoiseControl™ - Sontech AB · Energivägen 6
SE 196 37 Kungsängen · Tel +46 8 445 50 60 · Fax +46 8 38 47 99