after first installing them. If you’re having this problem, try this
Take a trip to your favorite hardware store and buy some expanding foam.
It’s much easier to take the double sinks out and turn it on its front so
the back it sticking upwards. Then spray the foam in between the sinks and
watch it expand. Do this until you’ve completely filled the space between
the two sinks and then cut away any extra foam that doesn’t seem useful.
This will quiet those loud banging and those obnoxious “Gong” sounds that
stainless steel, and many other types, make. Now just put the sink back in
and reseal them.
Quiet at last!