Korky Large 3 in. Adjustable Flush Valve and Tank to Bowl Gasket Kit

Item # 288875 | Korky Part # 5030BP | UPC Code 049057103746 | UNSPSC Code 40141640 | Catalog Page #306
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Product Overview

The Adjustable 3 inch Flush Valve and Tank to Bowl Gasket Kit fits specific toilet models made after 1997. Quick and easy to install, the flush valve height easily adjusts from 7 inch to 11-1/2 inch, with no tools or hack sawing required. The oversized tube and funnel reduce flood risk while the included premium flapper and tank to bowl gasket ensure a tight, leak-proof fit. The kit fits most 3 inch 2-piece toilet tanks, but does not fit any Kohler toilets. Easy to install, the 5030 includes: (1) Large 3 inch- 4 inch Flush Valve, (1) Large Tank to Bowl Gasket, (1) Large 3 inch Premium Flapper, (1) Set of Hardware and (1) Instructions.

  • Fixes: leak between tank and bowl and worn seating surface
  • Fits specific toilets since 2000 with large 3-in flush valves
  • Fits most 3 inch 2-piece toilet tanks (excluding Kohler)
  • Overflow tube easily adjusts from 7-in to 11-1/4-inch with no tools or hack sawing required
  • Oversized tube and funnel reduce flood risk
  • Exclusive longest lasting red rubber in Toilet Flapper resists chlorine
  • 5 year warranty
  • Includes: (1) flush valve, (1) 3-in Toilet Flapper, (1) Tank-to-bowl gasket, (1) Set of hardware and (1) Instructions


Manufacturer Warranty
Pack Size
Plumbing Part Type
Toilet Flush & Fill Valve
Product Depth (in.)
Product Height (in.)
Product Width (in.)
Standard Color Family
Valve Type
Made in the USA