Staff Answer
Aug 19, 2026 - 01:39 PM
Specifically manufactured for the Pentair Aqualuminator light body, this expansion plug measures approximately 1-5/8" long x 1-1/2" in diameter and is designed to fit the approximately 1-5/8" diameter opening in the Aqualuminator body. An expansion plug is designed to expand outward when installed, creating a tight, secure seal within the light body opening.
