Replacemnt for Hydropool Serenity Series HYDROPOOL 20 X18-PHY25 4520036 Serenity tubs require 2 of these filters. (Serenity tubs built in 2022 or with a threaded bottom will need filter PWW50P3)
SKU PA-1682
Replacemnt for Hydropool Serenity Series HYDROPOOL 20 X18-PHY25 4520036 Serenity tubs require 2 of these filters. (Serenity tubs built in 2022 or with a threaded bottom will need filter PWW50P3)
SKU PA-1682