TYPE 475 FIBERGLASS FOR BASS TRAPS?

Started by rockman on 29 April 2011. 3 replies.

Originally posted at johnlsayers.com, topic 15901.

rockman29 April 2011#1

HI, CAN I USE OWENS CORNING TYPE 475 1" RIGID FIBERGLASS TO BUILD 4 " BASS TRAPS? absorption coeff . http://www.owenscorning.com/around/soun ... DURACO.PDF THANKS.

gullfo29 April 2011#2

please update your profile to include your location information. why not just get 703?

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rockman29 April 2011#3

Hi Glenn, thanks for replay. I cannot find 703 in any store in my country but i have found type 475 What alternatives can I use instead? for bass traps and first reflection points

gullfo9 May 2011#4

check for 48kg/m3 roxul/rockwool/fiberglass/cotton etc.