Waterway Main Drain Grate [12" x 12" Sq VGB Blk] (642-4721V) chlorinegenerators and this Polaris and Zodiac

and this Polaris and Zodiac version is a blue cleaning head using the 4-9-546 reference

This replacement is especially useful when the original harness is heat-damaged

niche compatibility

finished skimmer opening at the pool wall

Waterway Main Drain Grate [12" x 12" Sq VGB Blk] (642-4721V) chlorinegenerators and this Polaris and ZodiacWaterway Main Drain Grate [12" x 12" Sq VGB Blk] (642 4721V) is a Waterway Plastics drain component made for pool, spa, or bath water management applications. Drain parts play an important role in helping water move properly through the system while maintaining a clean, finished installation at the surface or plumbing connection point. This replacement part is useful when servicing damaged drain covers, grates, frames, or low profile drain assemblies.