Removing the outside faucet you can get nice access to the connection. Here's the original interface.... Here's the upgrade. By just opening up the hole it's quite easy to interface with standard plu… (View Post)
I know this has been done by a few to address the slow draining sink in the older 400 models...which I have. I was prompted to do this because I was never too crazy about the plastic, see little valu… (View Post)