PL Standard 2 Coat
Sonacoustic® meets virtually every optical and acoustical requirement. It’s a two-layer acoustical plaster setup applicable on any surface.
Simplicity is at the root of all good solutions, and indeed the simple and easy installation of Sonacoustic® is one of the greatest virtues of the product. There are 2 options;
Direct installation on a constructional substrate such as concrete or gypsum board
Installation on a suspended construction on which a gypsum board or similar has been mounted.
Because of the beautiful and soft seamless appearance, prestigious locations such as courtrooms, hotels, theaters, museums, music schools, historic buildings, and churches are eligible for this high-end product.
PL Standard NRC Values
Substrate | 125 | 250 | 500 | 1000 | 2000 | 4000 | NRC | αw |
---|---|---|---|---|---|---|---|---|
Sonaboard 1" thickness | 0.15 | 0.45 | 0.80 | 0.95 | 0.95 | 0.85 | 0.80 | 0.75 |
Sonaboard 1 1/4" thickness | 0.20 | 0.60 | 0.90 | 0.90 | 0.80 | 0.70 | 0.80 | 0.80 |
Sonaboard 1 3/4" thickness | 0.40 | 0.80 | 0.95 | 0.95 | 0.90 | 0.90 | 0.90 | 0.95 |
Sonaboard 2 1/2" thickness | 0.70 | 0.95 | 0.90 | 0.90 | 0.85 | 0.85 | 0.90 | 0.90 |
TECHNICAL DATA
ACOUSTICAL TEST DATA
We carried our testing at 2 recognized laboratories in the world; in Europe the Fraunhofer Institut in Stuttgart and in the famous Riverbank Acoustical Laboratories in Illinois.
FIRE TEST DATA
Sonacoustic® was tested on fire resistance, in Europe as well as CLASS A in the U.S.A. Both certified laboratories rated Sonacoustic® as incombustible.
FUNGI RESISTANCE
Sonacoustic® was tested on “ Fungi resistance “ according to ASTM C 1338 by R & D in Cookeville – Tennessee – the U.S.A., result: no fungal growth appeared.
THERMAL PROPERTIES
Thermal conductivity and water vapor transmission were tested by MPVA laboratories in Neuwied – Germany.
HEALTH
No carcinogens and reproductive/developmental toxins could be detected. Classified M 1 by Eurofins laboratories in Denmark – test reports G09415A & G09415C.
LIGHT REFLECTANCE
Tested by Chemir laboratories according to ASTM E1331.
Result: a very high average light reflectance value of 94,69 for the standard white color.
All test reports are available upon request.