Bears OLB Leonard Floyd (concussion) is listed as doubtful for Week 17. As fellow OLB Pernell McPhee (shoulder) was listed as questionable after not practicing all week, the Bears may be without two of their top edge pass rushers against the Vikings.
Solar Controllers. In a solar thermal system, the controller measures the temperature of the solar collector and one or more points in the storage tank and then powers the circulation pump(s) and motorized valve(s).
The Mercury 3 - Day/Night Fan Speed controller provides the indoor gardener with perfect ventilation control. Easy to use. Just plug your fan into the controller, set the day and night temperature required for your garden, and then let the Mercury 3 do the rest of the work for you.ercury 2. The Mercury 2 is a fully adjustable fan speed controller used to ventilate your garden. The innovative 'fire-up' feature provides full power for your fan upon start up and then slows to the desired fan speed setting on the dial. This extends the life of the fan by properly controlling the electrical load.