Ceramic one-piece toilet with elongated bowl — SANIKB 6639SANIKB One-Piece Toilet 6639SANIKB One-Piece Toilet 6639 — view 2
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Wide-Footprint Dual-Flush Skirted Elongated One-Piece Toilet, 27.2-Inch Wide Seat

SKU 6639
Certification
cUPC
Min. order
30 pcs
Lead time
30–45 days
Reply time
24h
Material Vitreous china ceramic
Type One-piece toilet
Size 27.2" × 15.9" × 29.5" (690 × 405 × 750 mm) Custom sizes
Mount Floor-mounted
Finish
Glossy white
Product PDF 6639
Product PDF 6639

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Engineer-reviewed. cUPC · CE · ISO 9001 ready. 30–45 day lead time, FOB or CIF.

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Feasibility & certification checked per market
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12 consecutive years at KBIS and IBS.

— Most recent
Feb 2026 KBIS· Orlando, USA
Mar 2026 Expo Revestir· São Paulo, Brazil
16 years on the floor · 6 international shows annually
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São Paulo, Brazil
2026 KBIS

2026KBIS

Orlando, Florida
2025 KBIS

2025KBIS

Las Vegas, USA
2025 The Big 5

2025The Big 5

Dubai, UAE
2024 IBS

2024IBS

Orlando, USA
2024 Expo Guadalajara

2024Expo Guadalajara

Guadalajara, Mexico
2023 Canton Fair

2023Canton Fair

Guangzhou, China
2019 Cersaie

2019Cersaie

Bologna, Italy
2018 ISH

2018ISH

Frankfurt, Germany
2017 The Big 5

2017The Big 5

Dubai, UAE
2014 KBIS

2014KBIS

Las Vegas — US debut
2012 BAU

2012BAU

Munich, Germany

Standard on every shipment.

IAPMO cUPC certificate
ISO 9001 quality management certificate
WRAS approved product certificate
IAPMO certificate of listing
UDEM CE technical inspection certificate

FAQs

What makes Model 6639 different from other SANIKB one-piece toilets?+
Model 6639 is built around a wider seating surface (405mm bowl width) on an elongated, skirted one-piece body, footprint 27.2 x 15.9 x 29.5 in (W x D x H). The deeper 15.9 in profile sits in our wide size class, giving end users more usable seat area than standard models. It pairs a dual-flush valve with a top-mounted push button, all in vitreous china with a glossy white glaze. For buyers, that means a clearly differentiated SKU to position alongside narrower compact and standard models in the same range.
What are the exact dimensions of Model 6639 and who is it best specified for?+
Model 6639 measures 27.2 in wide, 15.9 in deep, and 29.5 in high, with a wider 405mm seat that classes it as a wide-format elongated bowl. Specify it where generous seating comfort is a selling point: hospitality fit-outs, residential remodels targeting comfort buyers, and project tenders that want a roomier profile without going to a full oversized fixture. For tighter floor plans, point clients toward a narrower model instead. Always confirm clearances and rough-in against the spec drawing before final layout.
How is Model 6639 installed, and what should we verify before ordering?+
Model 6639 is a floor-mounted one-piece toilet: the tank and bowl ship as a single vitreous china unit, set on the floor and bolted to a standard waste flange with a wax or foam seal and supply connection. The skirted (concealed-trapway) sides also wipe down easily, a practical point for hospitality and high-traffic installs. Model 6639 uses a standard 12 in (305 mm) rough-in so installers match common North American waste outlets; confirm the exact rough-in on the spec drawing per shipment. Items needing confirmation are flagged for your tender documents.
What flush system and button does Model 6639 use?+
Model 6639 uses a dual-flush system with a top-mounted push button, letting end users choose a reduced or full volume per use. The top button suits markets that expect the actuator on the tank lid and want straightforward, glove-friendly operation. This model is offered with the top button only; if a client prefers a side-mounted actuator on a comparable wide or low-profile body, our low-profile dual-flush models with top or side actuation give that option. Model 6639 runs a siphonic dual-flush at a standard 1.28 GPF (4.8 L) full and about 0.8 GPF reduced; OEM flush volumes can be configured to your market water-consumption rules.
How does Model 6639 compare to other wide and standard SANIKB models?+
Within the wide class, 6639 (27.2 x 15.9 x 29.5 in, 405mm seat) is the most compact-height wide option, useful when ceiling-low or under-window installs limit overall height. Step up to a fuller, deeper wide body when a roomier footprint reads as more premium, or move to a standard-depth model when floor space is tighter and the 15.9 in depth is too generous for the layout.
What are the wholesale, OEM, and compliance terms for Model 6639?+
Model 6639 is sold factory-direct by SANIKB, with in-house glaze and QC control over the vitreous china body. It is cUPC-ready for North American projects and ships in export crate packaging for long-haul freight. Minimum order is 30 pcs, with OEM, ODM, and private-label programs for logo, packaging, and catalog work. Request a quote for pricing and lead times; for a deeper wide bowl on the same dual-flush top button, see the 28.7 in wide-format dual-flush model, or browse the full one-piece toilet collection.