We show two options, and both need inspector approval More
Plumbing Basics : plumbing follows the basic laws of nature : gravity, pressure, water seeking its own level.
Better kitchen drain
kitchen rough plumbing diagram - Google Search
Figure A drains and vents
Plumbing oh my...
Anatomy of a Bathtub
Incredible plumbing and pipe diagram. Ever wonder how your plumbing looks behind the walls and beneath the floors? Now you know!
The other options to not having Rain Gutters!!!! I personally would love to install such a system everyday!!! lol...but for a more cost effective option, use gutters...the seamless variety...
tub drain assembly diagram - Google Search
Bathroom Exhaust Fan: Install and repair your bathroom exhaust fan with these how-to projects. http://www.familyhandyman.com/bathroom/exhaust-fan