Windows on Washington wrote:
As randy mentioned, that is just how sliders are designed.... utoo is also correct though, that you should not have water pooling substantially. I've seen many bone-head installers caulk over the weep-holes giving the water no where to go. A stuck weep cover or other junk accumulated in the passage could effect drainage as well. Generally, you really shouldn't see any water inside the house. A picture would be helpful if you can post one.
The last couple of homes I was at they were installed upside down (picture windows).
I have also seen them capped over as well.
I've seen them upside down AND
.... That one was a couple years ago, and the client had them installed by a "guy" from craigslist... The worst part is, this was a pricey home in an upscale suburb of Milwaukee and they paid a premium for this "expert" installation.