Hydrofarm RS5GALSYS Root Spa Deep Water Culture Bucket System 5 Gallon black

The root spa is a deep water culture system. This 5 gallon bucket system is so simple yet grows large plants efficiently. After a very short time, you will realize the advantage of the simplicity of this uniquely easy-to-use, inexpensive, & forgiving system. Pumping raw air into the nutrient solution, without the need of expensive & often troublesome air stones is not only cost effective, but your plants will also thrive.