Blue Thumb Hollow Springs Rock — Complete Fountain Kit Available Natural Kote This is because the manufacturer

This is because the manufacturer does not want users to restrict the air flow

Lights cannot be used without a transformer and remote unit

it is completely fish-safe

Legs 3"-4" Diameter

3 11" x 8" x 6

Blue Thumb Hollow Springs Rock — Complete Fountain Kit Available Natural Kote This is because the manufacturerShips 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