This system is perfect for height restricted  spaces. Also, it will utilize less water. which saves, on nutrients, time and makes them more easily moved. If required. they came prebuilt to the point that you only have to insert one connector in one of the two buckets to be completly water tight! Made with premium quality 90 mil food grade buckets, to ensure you with years of use without cracking, splitting etc. Which you will typically get with lower quality thinner bucket (60-75 mil). And every Versatile Hydroponics customer receives grow and quipment support if any questions arrise. 

The 3.5G DWC  2  pack kit Includes:
(2) 3.5 gal 90 mil FDA approved  Deep Water Culture buckets
(2) Custom 6" mesh net lids with built in quick connects
(2) Water level indicator with pre-installed grommets
(2) Clay pebble bundle (3L)( washed for you)
(4) Starter Rock wool cubes
(1) 2.5W VersaAir air pump 
(2) Quality VersaAIR stones
(1)  12 foot Green Gecko 100% food grade  silicone airline tubing
(1) DWC 101 getting started guide
 
As always, our system comes with:
A Water Tight Guarantee
30 Day No Hassle Return Policy
60 Day Total Package Guarantee
90 Day Electronic Guarantee