Atacama gel pads - £15 for 8. SERIOUSLY?
Search "cabinet bumper" on Amazon. You get 100 for about £3.
British Audio sell sheets of sorbothane for £14. Cut to size with scissors.
http://www.britishaudiostore.com/sorbothane-audio-damping-sheet-6-x-6/
If you have an issue with isolation, this stuff will deal with any device under about 40kg.
Search "cabinet bumper" on Amazon. You get 100 for about £3.
British Audio sell sheets of sorbothane for £14. Cut to size with scissors.
http://www.britishaudiostore.com/sorbothane-audio-damping-sheet-6-x-6/
If you have an issue with isolation, this stuff will deal with any device under about 40kg.