FLUIDMASTER 400A Universal Fill Valve (Contractor 3-Pack) The Fluidmaster 400A Contractor 3-Pack is a great value for professionals and DIY enthusiasts. Get three of the world's #1 selling fill valves to quickly and efficiently fix multiple toilets. Product Highlights: Universal Fit: Replaces all old-style ballcocks and fits most 1- and 2-piece toilets. Adjustable Height: 9 in. to 14 in. EZ-Twist adjustment to fit most tanks. Fixes Noise & Slow Fill: The reliable solution for noisy, slow-filling, or constantly running toilets. Contractor Savings: Cost-effective 3-pack for maintenance and stocking your inventory. Code Approved: Features an anti-siphon design to protect your water supply. Durable: Built from corrosion-resistant material and backed by a 5-year warranty. Includes: 3 Fluidmaster 400A Fill Valves with all necessary installation hardware.