Waterway Drain Grate [9" x 9" Square Black] (642-4791V) couplings the spa can lose both

the spa can lose both function access and clear display feedback

Wet end for compatible Balboa Vico 4

Using an OEM-style cartridge can be especially practical when fit and compatibility are priorities

Replacing the nose cap can help restore both the structural finish and the day-to-day usability of the cleaner

Useful when the original sight glass is cracked or cloudy

Waterway Drain Grate [9" x 9" Square Black] (642-4791V) couplings the spa can lose bothWaterway Drain Grate [9" x 9" Square Black] is a replacement drain component designed for compatible pool, spa, and bath drain installations. This Waterway Plastics part supports proper water movement, service access, and finished system appearance when matched to the correct drain body or assembly. Use it during drain repairs, equipment refreshes, or replacement work where the size, style, color, and part number need to match the existing