Pentair Bermuda Black Weir, 8-1/2" x 5-1/2" x 3/4" (516315Z) divingboards This assembly is a practical

This assembly is a practical service part for pool and spa chemical automation systems that rely on controlled dosing for sanitizer

R3 version

part 640-9007

Replacement lateral assembly for compatible Hayward S311 filters

replacing the correct assembly can help restore usability

Pentair Bermuda Black Weir, 8-1/2" x 5-1/2" x 3/4" (516315Z) divingboards This assembly is a practicalPentair Weir, Pentair Bermuda, 8 1 2" x 5 1 2" x 3 4", Black (516315Z) is a replacement skimmer component for compatible Pentair pool systems. Skimmer lids, rings, weirs, and related parts help support surface debris removal, safe skimmer access, and proper flow into the suction side of the circulation system. Use this part when the original skimmer component is cracked, missing, faded, warped, or no longer fitting securely. Always match the skimmer