Eljer offers 8 4-inch flush valve toilets models in the lineup we track. This page is the Eljer-specific cut of the broader 4-inch Flush Valve Toilets (Champion 4 et al.) toilets category — same product class, narrowed to the Eljer catalog only.

About Eljer

Eljer (Plano, Texas, founded 1904) is one of the oldest US plumbing fixture brands, currently owned by Eczacıbaşı Building Products (Turkish conglomerate that also owns Vitra). Eljer toilets appear in millions of US homes built from the 1940s through 1990s. Today, the brand maintains a focused residential and commercial line distributed through plumbing-supply houses, with strong replacement-parts availability for legacy installations. Lines include Patriot, Titan, Diplomat, and the Aqua-Saver low-flow series.

For the complete Eljer lineup across all sub-types and capacities, see the Eljer Toilets hub.

Eljer 4-inch Flush Valve Toilets (Champion 4 et al.) models we track

Eljer Titan Pro Commercial Flushometer Toilet 1.28 GPF (121-0125) — Eljer Titan Pro — commercial-grade flushometer-valve toilet for restrooms with continuous water supply. Tankless design + Sloan/Zurn flushometer compatibility.
Eljer Berkeley One-Piece Elongated 1.28 GPF Designer Toilet (091-2225) — Eljer Berkeley — the brand's single one-piece designer toilet. Sleek skirted-trapway silhouette + Comfort Height + Velvet glaze.
Eljer Aqua-Saver II Dual-Flush Two-Piece Elongated 1.28/0.8 GPF Toilet (091-7110) — Eljer Aqua-Saver II — dual-flush toilet with 1.28 GPF full + 0.8 GPF half. Eljer's water-conservation flagship for utility rebate maximization.
Eljer Diplomat Two-Piece Elongated 1.28 GPF Comfort Height Toilet (091-1185) — Eljer Diplomat — the Comfort Height residential flagship sister to the Patriot. WaterSense 1.28 GPF + heavier porcelain finish + premium tank trim.
Eljer Patriot Two-Piece Elongated 1.28 GPF Toilet (091-2275) — Eljer Patriot — the brand flagship two-piece residential toilet. WaterSense 1.28 GPF Comfort Height + universal Korky parts fit + plumbing-supply-channel distri...
Eljer Hamilton Two-Piece Round-Front 1.6 GPF Toilet (091-7305) — Eljer Hamilton — 1.6 GPF round-front sub-$200 toilet for pre-1980 drainline replacements. The Eljer Plymouth Plus equivalent.
Eljer Savoy Two-Piece Elongated 1.6 GPF High-Back Toilet (091-2295) — Eljer Savoy — high-back two-piece for replacement of 1970s-style high-back toilets. The Eljer that matches era-specific bathroom aesthetics.
Eljer Triangle Corner-Fit Two-Piece 1.6 GPF Toilet (091-2070) — Eljer Triangle — one of two corner-fitting toilets still in US production. The answer when a standard toilet won't fit a tight 36" diagonal corner.

Other 4-inch Flush Valve toilets brands

If you're cross-shopping 4-inch flush valve toilets beyond Eljer, the following brands also ship in this category:

About 4-inch Flush Valve Toilets (Champion 4 et al.) toilets

A 4-inch flush valve is the largest flush valve sold in US residential toilets. The standard residential flush valve is 2-inch or 3-inch; 4-inch is the rare premium specification, found primarily on the American Standard Champion 4 line. The larger valve moves water from the tank to the bowl at much higher velocity than a 2"-3" valve, which means stronger flush performance at the same GPF.

Flush velocity = (tank water volume × valve diameter) / time. A bigger valve = more velocity per gallon of water. For a 1.28 GPF toilet:

2-inch flush valve: flow rate ~30 seconds per gallon
3-inch flush valve: flow rate ~15 seconds per gallon
4-inch flush valve: flow rate ~7 seconds per gallon

The 4-inch valve dumps the entire 1....

For the complete 4-inch flush valve buyer's guide (all brands, full comparison framework), see the 4-inch Flush Valve Toilets (Champion 4 et al.) category hub.

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