Pentair WhisperFlo® Impeller 1.5HP | WhisperFlo Pump | 073129Z AOP Pool Systems This fits into the Hayward

This fits into the Hayward SP1085 Series (Wide Track Auto-Skim) in dark grey color

also inspect your four smaller secondary filters (Unicel C-4401) and replace the full set together for optimal system performance

This listing is the 5

confirm 520736 matches the part number printed on your existing flow switch or listed in your IntelliChlor installation manual

Pentair WhisperFlo® Impeller 1.5HP | WhisperFlo Pump | 073129Z AOP Pool Systems This fits into the HaywardThe Pentair WhisperFlo Impeller (073129Z) is the OEM replacement 1. 5HP impeller for the WhisperFlo series inground pump covering models WF 6, WF 28, WFE 6, WFE 28, WFK 6, WFDS 6, and WFDS 28. The impeller is the rotating component at the heart of your pump's hydraulic assembly. It draws water through the strainer housing and drives it toward the filter and return lines. A cracked, worn, or clogged impeller reduces flow rate and puts unnecessary load