FermagraF, the newest innovation of thermometers. Round for easy placement on the Big Mouth Bubbler or your fermenter of choice.

• Bright blue color is easy to read at a glance.

Keep your fermentation on track with the FermagraF — designed to adhere to your Big Mouth Bubbler fermentor or another fermentation vessel. This thermometer uses liquid crystals to indicate temperature within 2F ranging from 46F to 84F. The new circular design is meant to keep the information you need in one compact space so that you can quickly read your fermentation temperature at a glance.

Dimensions: 3″ x 3″

California Proposition 65

Proposition 65 Warning: This product contains chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.