Product reference sheet

The Fluidmasters K-400H-038 Universal 3 in. High Performance Everything Toilet Tank Repair Kit offers an all-in-one solution to repair your toilet fast but made specifically for 3 in. flush valve toilets. This complete toilet repair kit includes the PerforMAX toilet fill valve, a high-performance fill valve featuring 2X greater refill rates than standard models, with ultra-quiet operation and adjustable bowl and tank water settings to customize your water use per flush. The adjustable 3 in. toilet flush valve changes height with a quick turn, no cutting required. Also featuring the adjustable 3 in. toilet flapper. Built to last featuring a durable silicone seal, and water-saving adjustable dial design. The universal tank-to-bowl toilet gasket is made to fit most any 3 in. flush valve toilet, with a simple two-piece design. Quickly solve running, noisy or leaky toilet problems with one kit made to fit most toilet brands and provide the simplest install possible. Follow the step-by-step instructions with our color-coded, helpful installation tools included for the fastest installation possible.



The 3 in Everything Kit offers all you need to fix your 3 in flush valve toilet in one repair kit


PerforMAX fill valve offers the fast and quiet refill, adjustable tank and bowl dials for customized water-use


Easy to install, universal design fits 3 in flush valve toilets


Adjustable fill valve height to fit more tanks


Helpful install tools included for the fastest installation possible


Toilet flapper dial turns to set water-use per flush and eliminate water waste


Durable, stainless steel hardware for a long lifespan


7 Year warranty