This Light Cord Stopper is for 3/4 inch pipe and used in new 120 volt installation. Light Cord Stoppers help eliminate water leaks at the pool light. Stop wondering if that light niche conduit is sealed. Cord Stoppers can be used on new or old installations. The 3/4 inch light stoppers measure .750 x .925 inches.
Molded rubber stoppers fit snuggly around cords to seal the light niche without messy silicone or putty. Retrofit cord stoppers are split to make below waterline repair on a leaking light easy. Cord Stopper makes light replacement fast and easy, no silicone or putty to dig out.