2) Zodiac BARACUDA W69698 Long Life Pool Cleaner Diaphragms G3 G4 Original OEM NEW BARACUDA W69698 Long Life Pool Cleaner Diaphragm for G3 and G4 (2 Pack) Original Part Easy to install Replacement for Long-Life Diaphragm part number W69698 for Barracuda/Zodiac G3, G4 suction pool cleaners This long life diaphragm is expected to be double that of the life span of the normal Barracuda diaphragm