Proponics 1 Sysie Road Randpark Ridge , Johannesburg , 2195 South Africa About Solutions products Companies Proponics Products Proponics - Model RDWC - Custom Grow Systems Proponics - Model RDWC - Custom Grow Systems From Hydroponic Grow Systems 0 Share Hydroponic Recurculating Deep Water Culture Grow System. We will build any system you can imagine, design or give an example of. Systems are made to your specifications and quoted as such. Most popular related searches deep water hydroponics growing hydroponics culture hydroponics growing system hydroponics growing hydroponics system hydroponics deep water hydroponic hydroponics water Customer reviews No reviews were found for Proponics - Model RDWC - Custom Grow Systems. Be the first to review! Add your review Publish your review Great! review successfully added!