Fiberglass Extensions for Blue Thumb Large Pump Canyon™ Liquid AquaDyne Retrofit Bottom Drains offer

AquaDyne Retrofit Bottom Drains offer a quality innovation for a stable and rugged over-the-liner bottom drain for those who do not want to install a drain through a liner -- or for pre-made ponds that do not have a bottom drain

making it ideal for odd-shaped ponds where one skimmer is not enough

This unique organic formula provides strong

a double dosage can be used

toilet tissue and hair

Fiberglass Extensions for Blue Thumb Large Pump Canyon™ Liquid AquaDyne Retrofit Bottom Drains offerThese fiberglass extensions for the Blue Thumb (formerly PondBuilder) Elite Large Pump Canyon are constructed in both hoop and helical wrapped fiberglass, providing maximum strength and rigidity. Only for use with Blue Thumb Large Pump Canyon ALL fiberglass extensions require split lid SKU Description BP00405 Fiberglass Extension, 18" x 18" BP00406 Fiberglass Extension, 18" x 24" BP00407 Fiberglass Extension, 18" x 36" BP00417* Fiberglass Extension,