Replacement for INTEX 26645EG SX2100 Krystal Clear Sand Filter Pump Easy to fold and replacement. The “MAX” and “MIN” sand filling amount has been marked on the center pipe. Before pouring into the sand, please ensure that the center pipe is firmly and located in the tank center. Before pour in the sand you can add some water to the tank, avoid to damage the lateral assemble. Notice:The product is 12 inches, not 16 inches, and is not compatible with Part number: SF60110-2. 11484 Lateral Assembly with 11815 Center Pipe Hub directly replace the old damage center pipe.The lateral assemble can fold and replace.