Pentair 172855 Stainless Steel Filter Caps for Pool Aeration Filters (Pack of 2)

This product is a genuine Pentair accessory, part number 172855, a stainless steel filter cap. One set contains two caps and is typically used to cover or replace the filter openings of Pentair pool air filters, some vacuum models, or other equipment. It provides protection, filtration, and ventilation and is durable and rust-resistant. Key information: Genuine part number: 172855, Quantity: 2 pieces, Material: Stainless steel (usually grade 304 or 316, with good corrosion resistance). Main functions: Protection and filtration: Covers the air intake or filter opening of the device to prevent the ingress of coarse debris, insects, etc. Ventilation: The mesh structure ensures optimal air or water circulation without interfering with normal device operation. Structural protection: Serves as a protective cover for the device housing and reduces the risk of damage to or contamination of internal components from external elements.