Yes,of course.   It did nothing. The "pours" are drawn on the top of the board using the rectangle and polygon tools. Its a "one layer" board. I tried the thermal, but nothing happened.  But,  after ctl-shift-k, the rats net shows everything is connected. On 05/15/2018 06:47 PM, Chad Parker wrote: > Are you familiar with the thermal tool? > > On Tue, May 15, 2018, 18:41 Dr M