Astral Pool Sight Glass Kit (4404120706) audio Helps restore reliable in-line spa

Helps restore reliable in-line spa heating

Check valves are useful because they help manage water direction automatically

This three button E3 Mini Value overlay is designed to refresh that smaller control area so it continues to look organized and function clearly in daily use

31 inch length and 1/4 inch format support intended fit

Astral Pool Sight Glass Kit (4404120706) audio Helps restore reliable in-line spaThe Astral Pool sight glass kit is designed for compatible valve applications where visual monitoring of water condition or flow during maintenance is needed. A sight glass is useful because it gives the user a direct view into the line, helping make service tasks like backwashing more informed and more efficient. This replacement kit is especially useful when the original sight glass is cloudy, cracked, leaking, or no longer dependable. Replacing it