S 3705a/-3.0

S 3705a/-3.0 is an open-cell polyurethane-foam (polyether) with an air-tight, mechanical resistant black polyurethane-foil as a covering layer, laminated on a flexible plastic heavy foil filled with natural minerals.

Main function

Airborne sound absorption (absorption) and airborne sound insulation


Sound insulating cabins, vehicle cabs, mechanical engineering, partition walls, electrical apparatus construction, enclosures etc.


Mechanical attachment
In order to prevent a sound insulation loss, joints should be sealed, as well the heavy foil should be bonded together with the whole surface to the ground.
Cut with knife, saw or scissors
Processing temperature: 18 - 25 °C


The surface is resistant against penetration and quelling by water, oil, gasoline and gasoil

Storage conditions

Dry at temperatures between 18 - 25 °C
Max storage time: unlimited

Delivery forms

Standard boards 1,000 x 1,250 mm untrimmed,
other sizes and cut-to-size pieces upon request.

Any queries regarding this product?Then contact us using this form or call:Thermische und akustische Isolierungen+49 5231 9607-36We will be happy to advise.


DownloadsS 3705a/-3.0