Like WV said, a cool cup and hydrometer can affect the reading a little bit. So, another way to keep it warm is to hang the hydrometer cup, with the hydrometer inside of it, inside the syrup pan while you are boiling. This keeps it hot and also keeps it near to where you are going to use it again.
shrunken producer, from 8,000 taps to 4,000 to 5800 to 9500 to 11,000 vac
5x16 woodchip fired evaporator with 5x10 max flue and 5x6 revolution front pan
CDL 20+ RO
Double 10"filterpress
sp-11, bb2, airtech L63, L160, L230 vac pumps
CDL low profile electric releaser
MES 8000 electric releaser
CDL 4000 tap mechanical releaser