Fix Running Delta Toilet — Korky 3060BP Flapper & Fluidmaster PerforMAX Install

Fix your running or slow-filling Delta toilet fast — step-by-step install of a Korky flapper and Fluidmaster fill valve. Simple DIY upgrade that restores strong flush performance and consistent water levels. In this video I install and adjust the Korky 3 Universal Toilet Flapper (Model 3060BP — ASIN B0034LX2BG) together with the Fluidmaster PerforMAX Toilet Fill Valve (ASIN B0BG91KCBC) on a Delta toilet tank. You’ll see removal of the old parts, correct mounting positions, chain and float adjustments, water level setup, and final flush testing. Korky 3060BP: https://amzn.to/3ODAbYB (affiliate link) Fluidmaster 400H-002: https://amzn.to/4rFM6Ul (affiliate link) These are affiliate links that takes you to the product listing on Amazon. I may earn a commission if you buy through this link at no extra cost to you. What you’ll learn: How to remove the old flapper and fill valve from a Delta tank Correct placement of the Korky 3 universal flapper on the flush valve ears Setting chain slack for a full, clean flush without ghost flushing Installing the Fluidmaster PerforMAX fill valve and setting the refill ratio Adjusting the water level line and bowl refill tube Quick leak checks and final performance test Tools and supplies: Adjustable wrench (usually not needed) Small bucket or towel Sponge for removing remaining tank water Replacement flapper and fill valve (models listed above) Compatibility notes: Designed for most standard 2-inch flush valves Works with many Delta-branded toilets and similar tank designs Always confirm your flush valve size and tank layout before purchase Tips from the install: Keep the refill tube clipped above the overflow tube opening Set water level about 1/2 inch below the top of the overflow tube Fine-tune chain length so the flapper lifts fully and seats cleanly If the tank refills too slowly or too quickly, adjust the fill valve height and flow Hashtags: #toiletrepair #diyplumbing #korkyflapper #fluidmaster #performaX #deltatoilet #howto #homeimprovement #fixrunningtoilet #toiletfillvalve #toiletflapper #plumbingtips #2025 #diyhome #bathroomrepair Disclaimer: This video is for general informational and educational purposes only. Always turn off the water supply before working on plumbing fixtures and follow manufacturer instructions for your specific parts and toilet model.