Wayne Parham Messages: 18723 Registered: January 2001
Illuminati (33rd Degree)
The insulation lining the side, top and back should meet at the corner. When R13 is on the rool, it's only about 1-1/2" thick. It can expand to as much as 3", but is usually closer to 2". Bass passes right through, but it attenuates midrange.
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