Pentair Letro L79BL Cleaner 1-1/2" Wall Fitting (JVW1) waterfall It helps technicians tighten or

It helps technicians tighten or loosen lens components more effectively during pool or spa light maintenance

Useful replacement for worn or missing lids

O-rings like these are useful because they help maintain cleaner seals at the cell unions

Allows manual vacuuming through the skimmer

This OEM diffuser is a practical maintenance part for compatible DynaGlas and DynaPro pump systems that need renewed hydraulic support in the higher horsepower range

Pentair Letro L79BL Cleaner 1-1/2" Wall Fitting (JVW1) waterfall It helps technicians tighten orDesigned for pool service pros and hands on equipment owners, this Letro part supports focused repairs where fit and function matter. Use it when inspection points to wear around water flow control, pressure response, and cleaner direction, or when a rebuild calls for replacing small parts that affect reliability. Part JVW1 is intended for the L79BL cleaner family and should be selected by model, diagram reference, and the component description shown