Thunder Group 29006BK 6 Inch Plate Square Break-Resistant Black Melamine oatmeal where the H315 series is

where the H315 series is too small but you don't need an expensive

non-corrosive and non-reactive chromium material which make sure hygiene and safety for all users

It will provide plenty of heat while still being perfectly safe to use with plastic fermenters

Fitting Specs: 1/2"Male Pipe Thread (MPT) X 3/4"Male Pipe Thread (MPT) interface designed for precision sealing

Thunder Group 29006BK 6 Inch Plate Square Break-Resistant Black Melamine oatmeal where the H315 series is12 pack 6" x 6", 1 2" Deep, Square Plate, Classic Black Dinnerware, Melamine, BPA Free, Dishwasher Safe, Break Resistant, Shatter Resistant, No Microwave, No Oven, NSF