Yep. 55-60% is ideal, but 50 is good enough. You'll get there as you play around with the hides. And to answer your original question, water bowl placement is important, so under your CHE is a good idea.
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Pamela and GINGER, my wonderful BP
1 dog, 3 cats, 1 macaw, 1 husband, 1 daughter, and GINGER
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