I have an idea for a very simple low pressure SOMeWHAT cheap aeroponic 10 site planter you will need about 400$ for nebulizer but is a true aeroponic planter I to did a lot of research and was trying to figure out how to have true aerponics without buying a 1800$ high pressure pump(not to mention the other1000$ plus you would need to build one) this design is VERY simple but it keeps with being a true aerponic planter there are ways you could tweak it to make it a hybrid but you will need airstones to put in bottom container and I wanted to eliminate all pumps and vibrations that might irritate your niehgbors if you rent