The ProAqua Replacement for Hydropool Low Pressure Sign Filter 4520043 (PA-1258DIS) is a replacement spa filter cartridge for Hydropool Serenity and compatible series hot tubs that use the part 4520043 low-pressure filter element. This ProAqua equivalent provides equivalent filtration area and dimensions to the OEM Hydropool filter at a competitive price point. Clean every 4 to 6 weeks using a spa cartridge cleaning solution and replace annually or when flow restriction occurs despite regular cleaning. Verify your Hydropool model uses part number 4520043 before ordering.

SKU: PA-1258DIS