Quote:
Originally Posted by
chrismeraz
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I want to mount 4" thick Rockwool panels with a 4" gap.
The easiest way to mount them on the wall involves a 3mm MDF backing. How will this affect the LF absorption?
It would diminish its efficiency. Check out High Sundry's construction tutorial on YouTube. I followed their design method and recommended it. It's a low profile yet sturdy frame that is easy to mount with a gap.