Pentair Tee Diffuser Assembly, for TR100 and TR140C | 156355 Tuscon Using the OEM impeller maintains

Using the OEM impeller maintains designed performance and efficiency

Provides a dedicated connection point for DE filtration manifolds and air relief line

Hayward heaters use integrated electronic control systems for stable performance

Vinyl stick-on inlay designed for pool surfaces to add decorative detail

Pentair Tee Diffuser Assembly, for TR100 and TR140C | 156355 Tuscon Using the OEM impeller maintainsWhat This Part Is Used For Pentair 156355 Tee Diffuser Assembly TR100 and TR140C is a replacement internal diffuser assembly for compatible Pentair TR100 and TR140C sand filters. It directs incoming water evenly across the filter media. Why This Part Matters A cracked or damaged diffuser can cause channeling and poor filtration. Replacing it restores proper water distribution inside the tank. Even flow helps maintain consistent filter performance and