Here's a link to a sample of those types of traps - https://www.amazon.com/ClimbUp®-Interceptors-pack-passive-traps/dp/B0028Z0LDQ

Thats after the 12 pack of beer 

To shed the water from the foundation, pack it against foundation, sloping up from ground, about 4" in roughly a 45° angle.

We used clique studios a few years back and they were great. delivery was furniture style not on the pallet. there was one incorrect size but it was a packing error not the order and quickly corrected.