What is the order of the efficiency of these sinks? I have a SLK-600 from when there were only two (600 and 800), but now there are many models, and I was wondering if an upgrade would do me much good. I'm wondering about:
SLK600
SLK700(?)
SLK800(A/U)
SLK900
Thanks for any thoughts/help!
SLK600
SLK700(?)
SLK800(A/U)
SLK900
Thanks for any thoughts/help!