This is a post of mine in response to a question posted by "grannyring" back on 10-16-2018 regarding IsoAcoustics Gaia Footers that you may find helpful:
http://forum.audiogon.com/discussions/love-to-hear-from-current-owners-or-past-users-of-isoacoustics-gaia-foo/post?postid=1635817#1635817
http://forum.audiogon.com/discussions/love-to-hear-from-current-owners-or-past-users-of-isoacoustics-gaia-foo/post?postid=1635817#1635817