Propeller Bead Filter 10 featured in Disney World’s “back-to-the land” exhibit in the Epcot center. Tilapia are in the front tank, with nutrient film technique supporting the lettuce.
Propeller Bead Filter 10 featured in Disney World’s “back-to-the land” exhibit in the Epcot center. Tilapia are in the front tank, with nutrient film technique supporting the lettuce.