UltraPure Replacement Bulb [UPPHO] (3901850) astral This Waterway internal is a

This Waterway internal is a practical replacement when the goal is to refresh both the jet’s performance feel and its finished appearance

Helps restore intended ultraviolet output

An impeller in this class is useful because it is one of the main hydraulic parts responsible for the pump’s ability to move water efficiently at the supported output range

Pool Tool part 121-R for accurate replacement ordering

making it especially useful in applications where multiple modular paths need to be managed more cleanly

UltraPure Replacement Bulb [UPPHO] (3901850) astral This Waterway internal is aUltraPure Replacement Bulb [UPPHO] (3901850) is a replacement bulb for compatible UltraPure UPPHO ozone system applications. Replacing the bulb at the proper service interval helps support consistent water quality equipment performance and keeps the ozone system working as intended. This UltraPure part is ideal for maintenance repairs where the existing bulb is expired, weak, or no longer operating correctly. Match the system model and part number