Blue Thumb Elite Spillways Anjon Manufacturing Gravel can be used to

Gravel can be used to fill the inside of the spillway creating a natural

and smooth on the inside to increase flow

Large-capacity clog-resistant debris basket

Since it doesn't require a lid

Sturdy bottom grate supports filter media

Blue Thumb Elite Spillways Anjon Manufacturing Gravel can be used toBlue Thumb (formerly PondBuilder) Elite Spillways are great ways to start waterfalls and streams. These spillways feature durable construction, compact profile, and internal baffles to spread water evenly. Easy to disguise using rocks, boulders, mulch or soil Great for pond less applications Lifetime Manufacturer Warranty Size 16" Elite Spillway 28" Elite Spillway SKU PB16ES PB2866 Spillway Width 16" 28" Dimensions 20. 25" x 15. 5" x 5"H 32. 25" x 15.