Kohler offers 26 gravity flush toilets models in the lineup we track. This page is the Kohler-specific cut of the broader Gravity-Flush Toilets toilets category — same product class, narrowed to the Kohler catalog only.
About Kohler
<p>Kohler's water filters lineup is one of the most-shopped in the category — and there are concrete reasons it stays that way year after year. This page is the complete index of every Kohler water filters model we currently track, with verified specifications, current Amazon pricing, aggregated ratings, and head-to-head comparison links against the strongest competitors in each price tier. Before you start filtering, the next several minutes will give you the context you need to make a confident pick.</p>
<h2 id="brand-overview">About Kohler in water filters</h2>
<p>On warranty length, buil...
For the complete Kohler lineup across all sub-types and capacities, see the Kohler Toilets hub.
Kohler Gravity-Flush Toilets models we track
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Kohler Cimarron Comfort Height Elongated Toilet (K-3589-0) — Kohler Toilets — verified specs and current Amazon pricing.
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Kohler Highline Classic Two-Piece Elongated 1.28 GPF Toilet (K-3949) — Kohler Highline — the volume value-tier Kohler two-piece. Class Five flush, comfort height, 1.28 GPF.
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Kohler Memoirs Stately One-Piece Elongated 1.28 GPF Toilet (K-3933) — Kohler Memoirs Stately — classic-styled designer one-piece with AquaPiston flush.
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Kohler Wellworth Classic Two-Piece Round 1.28 GPF Toilet (K-3987) — Kohler Wellworth — landlord-rebuild-grade Kohler two-piece. Class Five flush, broadly stocked.
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Kohler Maxton One-Piece Elongated Skirted Trapway Toilet (K-31621) — Kohler Maxton — modern one-piece with skirted trapway and AquaPiston canister flush.
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Kohler Santa Rosa Comfort Height One-Piece Elongated 1.28 GPF Toilet (K-3810) — Kohler Santa Rosa — value-tier Kohler one-piece with AquaPiston canister flush. Compact elongated, comfort height.
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Kohler Veil Smart Integrated Bidet Toilet with Tankless Flush (K-5401-0) — Kohler Veil Smart — premium tankless smart toilet with integrated bidet wash, heated seat, and Reach flush technology.
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Kohler Numi 2.0 Intelligent Toilet with Alexa, Bluetooth Speakers (K-4026-0) — Kohler Numi 2.0 — the broadest-feature US luxury smart toilet. Alexa, Bluetooth speakers, mood lighting, foot-warmer, every smart feature.
Other Gravity Flush toilets brands
If you're cross-shopping gravity flush toilets beyond Kohler, the following brands also ship in this category:
About Gravity-Flush Toilets toilets
Gravity flush is the default residential toilet mechanism in the US. Water stored in the tank drops into the bowl via gravity (with the help of a flush valve at the bottom) when you press the handle, creating a siphonic flow that empties the bowl through the trapway. It's the engineering used in 95%+ of US residential toilets, including every major brand's volume models.
The flush sequence:
- You press the handle → the trip lever lifts the flapper
- Water rushes from the tank through the now-open flush valve into the bowl
- The water raises the bowl water level above the trapway weir
- Water cascades into the trapway, creating siphonic action that empties the bowl
- Siphon breaks when air re-enters; refill cycle begi...
For the complete gravity flush buyer's guide (all brands, full comparison framework), see the Gravity-Flush Toilets category hub.
Other Kohler filters
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