Beer Brewing Refractometer - 0 to 20% with ATC Grow1 5' Steel Stake and 20 pcs of the

and 20 pcs of the 25 packs)

double drawstring enclosures for all intake

in your grow tent

which is flexible

and MAP-PRO

Beer Brewing Refractometer - 0 to 20% with ATC Grow1 5' Steel Stake and 20 pcs of theThis hand held refractometer with automatic temperature compensation (ATC) is specifically crafted for brewing beer. Hand held optical refractometer measures the density of sugars in the solution and gives you an instant gravity readings at any point during the boil, or run off from the mash. You do not need to convert the reading from Brix to specific gravity or do an adjustments for temperature. Great for quick and frequent check on the gravity of