Dymax Crystal Lily Pipe Set - 16/22mm Feeders & Accessories Females have a dark spot

Females have a dark spot near the base of the pectoral fin called the humeral spot

Pharmaceutical grade magnesium chloride

helping loosen accumulations so they can be removed more easily with mechanical filtration

Turns RO or RO/DI water flow on and off through HYDROS Drive Port control

Install the pump submerged or externally only where the pump remains properly supplied with water

Dymax Crystal Lily Pipe Set - 16/22mm Feeders & Accessories Females have a dark spotDymax Crystal Lily Pipe Set 16 22mm Dymax Crystal Lily Pipe Set 16 22mm is a larger clear quartz glass inflow and outflow pipe set for canister filtered aquariums using 16 22mm tubing. It provides a clean aquascape friendly alternative to standard plastic filter pipes while helping return filtered water with smooth aquarium circulation. Cleaner Canister Filter Plumbing for Larger Aquascapes The 16 22mm version is suited to larger canister filter