i got a proportional electronic therm that i am putting into a 1270 GQF cabinet incubator. i have averything else figured out but how to hook up my back up wafer therm. since i have a digital therm do i need the back up therm? not really shore what to do. i email incubator warehouse and asked i haven't heard from them and i emailed them tuesday. any but install one in there gqf incubator or any incubator that could give me a hand?