Dalen® Natural Enemy Scarecrow® Rotating-Head Owl Aqua Ultraviolet These bacteria convert ammonia and

These bacteria convert ammonia and nitrites into harmless nitrates

By not using the piping in normal filtration mode

all-weather HDPE poly (recycled plastic)

Provides stable cold-weather nitrification

Dalen® Natural Enemy Scarecrow® Rotating-Head Owl Aqua Ultraviolet These bacteria convert ammonia andThe Dalen Natural Enemy Scarecrow Rotating Head Owl deters pests from yards, gardens, balconies and patios while adding charm! This 18" hand painted, life like owl decoy deters all kinds of pests not with use of chemicals, but with movement. Its realistic head bobs and turns in the gentle breeze, providing optimal garden protection. Chemical free pest control Moved naturally by wind no power source needed! No batteries, no added costs, no maintenance!