I.S. EN ISO 140-3:1996

Committees responsible
National foreword
Foreword
Method
1 Scope
2 Normative references
3 Definitions
4 Equipment
5 Test arrangement
6 Test procedure and evaluation
7 Precision
8 Expression of results
9 Test report
Annexes
A (normative) Putty for the mounting of glazings in the
   test opening
B (normative) Measurement of the sound reduction index
   of the filler wall(and any flanking constructions)
   for test openings for doors, windows, glazings and
   facade elements
C (normative) Qualification and positioning of the
   sound source
D (informative) Measurement of flanking transmission
E (informative) Measurement of the total loss factor
F (informative) Guidance for measurements in the low
   frequency bands
G (informative) Form for the expression of results
ZA (normative) Normative references to international
   publications with their relevant European
   publications
H Installation guidelines for lightweight twin leaf
   partitions
Figure
1 Installation of a glass pane
Tables
C.1 Prescribed maximum standard deviation for the mean
     value of measured level difference for N loudspeaker
     positions
C.2 Maximum sound reduction index for the test object

Covers a laboratory method of measuring the airborne sound insulation of building elements such as walls, floors, doors, windows, facade elements and facades, except those classified as small building elements.