The SkimAway PT259 is the correct replacement for the following:
The SkimAway Replacement Coarse Foam Filter is a stage 1 replacement foam filter pad that is custom-sized to fit the Laguna PT255 SkimAway Skimmer Filter Fountain. Also known as part number PT259, the SkimAway water pump foam filter comes in an economical 2-pack set and ensures the best filtering results for the water in your pond.
Laguna SkimAway Specifications:
This mechanical, biological coarse filter foam pad is extremely effective at filtering out particulate waste. The SkimAway Foam Filter Replacement is designed to keep your pond clean and healthy.