Pentair TR100/TR140 Tee Diffuser Assembly (156355) thermproducts That kind of detail matters

That kind of detail matters in baths where the visible interior finish is a big part of the appeal

This part is especially useful for keeping older cleaners in service longer

Installed in a compatible spa

This replacement is especially useful when the original seal is leaking

Discharge-side components are useful because they help preserve the intended outlet path and connection integrity in higher-flow spa systems

Pentair TR100/TR140 Tee Diffuser Assembly (156355) thermproducts That kind of detail mattersThis genuine Pentair Pool Products tee diffuser assembly, part 156355, helps distribute incoming water inside compatible TR100 and TR140 sand filters. Proper diffusion reduces concentrated flow patterns and supports more even movement across the sand bed for dependable filtration. Use this replacement when the original diffuser is cracked, missing, or damaged during internal service. It is especially useful during a full filter rebuild, sand