Sound class R´w
 

	break	(30 dB) 13 mm plaster board 70 mm wooden stud approx. c 600 mm. 13 mm plaster board
		(35 dB) 13 mm plaster board 70 mm wooden stud approx. c 600 mm. 70 mm PAROC UNS 37 13 mm plaster board
		(40 dB) 13 mm plaster board 95 mm wooden stud approx. c 600 mm. 95 mm PAROC UNS 37 13 mm plaster board
		(44 dB) 2 x 13 mm plaster board 45 x 95 mm wooden stud approx. c 600 mm 35 mm PAROC UNS 37 2 x 13 mm plaster board
		(48 dB)             2 x 13 mm plaster board 120 mm wooden stud approx. c 600 mm. 120 mm PAROC UNS 37 2 x 13 mm plaster board
		(52 dB)             2 x 13 mm plaster board 2 x (45 x 45 mm wooden stud) approx. c 600 mm 20 mm air gap between the studs 95 mm PAROC UNS 37 2 x 13 mm plaster board
		(56 dB)             2 x 13 mm plaster board 2 x (45 x 70mm wooden stud) approx. c 600 mm 20 mm air gap between the studs 145 mm PAROC UNS 37 2 x 13 mm plaster board

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