Quote Originally Posted by rmune0750 View Post
Has anyone else ever drilled like 10 holes in each side of their plastic tub and STILL had the Acu-Rite reading "HI %" ???

Should i just drill tons more?
What is the actual humidity? Because mine reads "HI %" for anything over 40%. You could also try moving the water bowl to the cool side - if you already did that... I'm guessing probably more holes.