Thunder Group 0900BB 13-1/2 Inch Rectangular Sandwich Tray Break-Resistant Melamine Blue Bamboo refills specialty 1-gal 10-1/4" x 7-1/2" x 7/8"

10-1/4" x 7-1/2" x 7/8"

To control ferment temperatures you can place the probe inside the space that is being cooled or heated (often a refrigerator) or you can place the probe directly into the ferment using our Stopper Themowell

but two high-quality EPDM O-rings

The hygrometer measures humidity levels

ATC (Automatic Temperature Control)

Thunder Group 0900BB 13-1/2 Inch Rectangular Sandwich Tray Break-Resistant Melamine Blue Bamboo refills specialty 1-gal 10-1/4" x 7-1/2" x 7/8"12 pack 13 1 2" x 4 1 2" x 5 8", Sandwich Tray, Blue Bamboo Dinnerware, Melamine, BPA Free, Dishwasher Safe, Break Resistant, Shatter Resistant, No Microwave, No Oven, NSF