A comparison of the sound insulation data of Pilkington Spacia™ compared to that of single and double glazing is provided in the table below:
Note: The values for single glazing are generally accepted values for generic products taken from EN 12758. They are conservative values that can be used in the absence of measured data. The values for Pilkington Spacia™
and insulating glass units have been measured in accordance with EN ISO 10140 and Rw (C; Ctr) determined in accordance with EN ISO 717-1.