Astral Pool Persius Drain Plug Assembly (4404010108) valveparts Using the correct indoor stack

Using the correct indoor stack kit helps preserve intended compatibility and supports a cleaner installation or repair

The PresAir Trol TinyTrol SPDT latching air switch is made for compatible pneumatic control systems that require single-pole double-throw switching with a maintained state after actuation

Fits compatible H-Series 1016-450 applications

5 HP model uses the ASB858 reference with a 21

Astral Pool Persius Drain Plug Assembly (4404010108) valveparts Using the correct indoor stackThe Astral Pool Persius drain plug assembly is designed for compatible filter applications where the lower service opening needs a complete replacement closure. A drain plug assembly is useful because it helps seal the drain point during use while preserving access for draining, cleaning, and maintenance when required. This replacement is especially useful when the original assembly is leaking, cracked, incomplete, or no longer fastening properly.