Quote:
Originally Posted by XMetal
So the covers will cap shut those vents? My brain still cannot comprehend how water won't get through those very functional vents. Maybe the covers are only installed when washing? Sorry about the "nooobe" questions - curious minds wants to know 
BTW - love your builds. Thanks for posting all the details  |
Same principle as eavestroughing
It's a drainage containment on the underside.