The Fluidmaster 400A Universal Toilet Fill Valve is the #1 selling toilet fill valve in the world. A height adjustable toilet replacement part designed to fix leaking, noisy and slow filling toilet valves in an easy-to-install model. The anti-siphon design eliminates fresh water supply contamination, is code approved, and efficiently uses water. Fluidmaster recommends using this toilet repair product in pre-1994 toilets, with flush volumes between 3.5 – 7 gallons per flush for most effective use. A quick and easy replacement toilet fill valve that solves common toilet problems. The 400A is a trusted and durable toilet replacement part, consisting of corrosive-resistant materials combined with simple installation. Fluidmaster for replacement fill valves, and all your toilet parts needs. Combine with a Fluidmaster 2” Flapper for even better performance. Parts included with 400A purchase are Fill Valve, Shank Washer, Locknut, Refill Tube, Refill Clip and Instructions.
#1 solution to fix noisy toilets, #1 best-selling toilet fill valve in the world
Easy-to-install, universal design fits most toilet models
Height adjusts easily between 9″ – 14″
Replaces old ballcock and outdated valve designs
Anti-siphon design eliminates water supply contamination (code approved)