Blue Thumb Hollow Springs Rock — Complete Fountain Kit Available Kenzen Koi Food reduced oxygen levels

reduced oxygen levels

single or double cylinder design

5" Threaded

0 mg/L dissolved oxygen)

Blue Thumb Hollow Springs Rock — Complete Fountain Kit Available Kenzen Koi Food reduced oxygen levelsShips directly from the manufacturer This beautiful, hand crafted ornamental fountain is modeled after natural stone and constructed of durable GFRC (Glass Fiber Reinforced Concrete). Blue Thumb GFRC fountains are hand prepared using a mold shaped using natural boulders. This process ensures each fountain will have a unique look, natural texture, and durable construction while weighing hundreds of pounds less than natural stone. Faux Stone