Siphonic One-Piece Toilet with Fully Glazed Trapway, 3-Inch Flush Valve
SANIKB 1991 is a one-piece vitreous china toilet measuring 705 × 390 × 700 mm, built for a 305 mm (12 in) S-trap rough-in. It ships with a soft-close seat, a 3 in flush valve and a fully glazed trapway, and runs 1.28 gpf (4.8 L) as standard with 1.06 / 1.28 gpf dual flush available on request. Supplied factory-direct to distributors, private-label brands, hotel and multi-unit residential projects; MOQ 50 pcs, mixed 1×20 ft container accepted, quotes returned within 12 business hours.
Compare footprints and control layouts across the SANIKB one-piece toilet range.
More in One Piece Toilet
Mix any models in one 20ft container · no per-model minimum
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1981Tornado Flush One-Piece Toilet with 3-Inch Flush Valve and Soft-Close Seat28.0" × 15.2" × 29.1"Floor-mounted, S-trap
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1978Siphon Jet One-Piece Toilet, 1.28 GPF, 12-Inch Rough-In, Fully Glazed Trapway27.2" × 14.6" × 27.6"Floor-mounted, S-trap
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1916Tornado Flush One-Piece Toilet, 3-Inch Flush Valve, Fully Glazed Trapway27.6" × 15.2" × 29.5"Floor-mounted, S-trap
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1938One-Piece Tornado Flush Toilet with 2-Inch Flush Valve, 1.28 GPF27.6" × 15.2" × 30.7"Floor-mounted, S-trap
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1939Siphon Jet One-Piece Toilet with 3-Inch Flush Valve, Fully Glazed Trapway27.6" × 15.6" × 28.3"Floor-mounted, S-trap
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1009Siphon Jet One-Piece Toilet with 3-Inch Flush Valve, 14.4-Inch Body Width27.0" × 14.4" × 28.5"Floor-mounted, S-trap
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6656Compact Skirted Dual-Flush Elongated One-Piece Toilet, 25-Inch Space-Saving25.2" × 14.4" × 29.7"Floor-mounted
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6654Single-Flush Skirted Elongated One-Piece Toilet, 27-Inch Spacious Comfort Bowl27.0" × 15.7" × 30.3"Floor-mounted
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6653Slim-Depth Single-Flush Skirted Elongated One-Piece Toilet, 15-Inch Narrow25.6" × 15.0" × 29.9"Floor-mounted
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6651Square-Tank Dual-Flush Skirted Elongated One-Piece Toilet, Compact Footprint25.6" × 14.4" × 29.5"Floor-mounted
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6649Ultra-Compact Dual-Flush Skirted Elongated One-Piece Toilet, 24.8-Inch Small-Space24.8" × 14.2" × 29.1"Floor-mounted
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6639Wide-Footprint Dual-Flush Skirted Elongated One-Piece Toilet, 27.2-Inch Wide Seat27.2" × 15.9" × 29.5"Floor-mounted
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6638Comfort-Height Single-Flush Skirted Elongated One-Piece Toilet, 30-Inch Tall27.4" × 15.2" × 30.4"Floor-mounted
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6636Deep-Bowl Dual-Flush Seamless Skirted Elongated One-Piece Toilet, 28-Inch Projection28.0" × 14.8" × 30.1"Floor-mounted
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6629Modern Seamless Dual-Flush Skirted Elongated One-Piece Toilet, 28-Inch Balanced28.0" × 15.4" × 29.5"Floor-mounted
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6618Tall Comfort-Height Skirted Elongated One-Piece Toilet, 30.7 in Dual-Flush26.8" × 15.0" × 30.7"Floor-mounted
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2218Compact Low-Profile Rounded Skirted One-Piece Toilet, 27.6 in Dual-Flush27.4" × 15.0" × 27.6"Floor-mounted
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2217Wide-Body Low-Profile Skirted Elongated One-Piece Toilet, Concealed Trapway28.9" × 15.7" × 27.0"Floor-mounted
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2213Squared-Tank Skirted Elongated One-Piece Toilet, Side-Button Dual-Flush28.0" × 14.8" × 30.1"Floor-mounted
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2190Skirted Elongated One-Piece Toilet, 400 mm Seat Concealed Trapway27.6" × 15.7" × 30.3"Floor-mounted
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2169Wide 420 mm Seat Skirted Compact One-Piece Toilet, Dual-Flush28.7" × 16.5" × 29.5"Floor-mounted
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2026Narrow-Depth Modern Skirted Elongated One-Piece Toilet, 14.8 in Deep27.0" × 14.8" × 30.3"Floor-mounted
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2025Square Modern Skirted Elongated One-Piece Toilet, Tall Slim-Depth27.9" × 14.7" × 30.6"Floor-mounted
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2023Wide 410 mm Seat Rounded Skirted Elongated One-Piece Toilet28.7" × 16.1" × 28.3"Floor-mounted
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2022Compact Skirted Elongated Dual-Flush One-Piece Toilet27.4" × 14.6" × 27.6"Floor-mounted
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2021Comfort-Height Contoured Elongated Dual-Flush One-Piece Toilet27.6" × 15.7" × 25.6"Floor-mounted
Send a spec. Get a real quote in 12h.
Engineer-reviewed. cUPC · CE · ISO 9001 ready. 30–45 day lead time, FOB or CIF.
12 consecutive years at KBIS and IBS.
Standard on every shipment.
Design
A one-piece body with a siphonic flush
1991 is a floor-mounted one piece toilet in vitreous china. . The flush is siphonic.
Cast as a single body
The body is one piece of vitreous china, floor-mounted, with an S-trap outlet. The published size is 705 x 390 x 700 mm. Ceramic rim height is 420 mm (16.5 in), measured to the china rim with the seat excluded.
1.28 gpf through a 3 in valve
The flush is siphonic. The standard build is a single flush at 1.28 gpf (4.8 L). A 1.06 / 1.28 gpf dual flush is . The flush valve is 3 in and the trapway is glazed over its full length.
The rest of the range sits in the one piece toilet collection. 1991 is listed there under the Single Flush option of the Flush System filter, because single flush is the standard build.
Fit
Footprint, rough-in and rim height
The published footprint is . Height is 27.6 inches.
Set the outlet centre 305 mm (12 in) from the finished wall. The unit is floor-mounted and takes an S-trap. Check the figure against the drawing issued for your shipment before the waste is cut.
The 420 mm (16.5 in) figure is the ceramic rim height. It is measured to the china rim and does not include the seat.
Material
Vitreous china, glazed trapway, soft-close seat
The body is vitreous china. The published finish is glossy white.
Finish and glaze
Vitreous china - Glossy white - Fully glazed trapway - 3 in flush valve - Soft-close seat included
The trapway is glazed over its full length. The flush valve is 3 in. Both are part of the standard build and are shown on the factory drawing.
A soft-close seat is supplied with the fixture. The rim height stated above is taken to the china, so the seat sits above that figure.
If your package calls for a seat other than the supplied soft-close seat, list it on the RFQ.
Compliance
Listing and documentation
1991 is cUPC listed. Request the current listing number and its validity date in writing, and check both against the rules of the market the goods ship to.
1991 is cUPC listed. The published specification also holds material, type, mount, finish, size and MOQ. Before it goes into a submittal, request the current listing number and certificate validity so the documentation matches your destination market.
Where a project calls for documentation beyond the cUPC listing, put the requirement in the RFQ and we will confirm in writing what can be issued for the build before the order is placed. Requests are answered within 12 business hours.
Procurement
MOQ, loading and lead time
1991 is supplied against project orders.
The minimum order is 50 pcs and a mixed 1x20 ft container is accepted, so this model can be loaded alongside other items on the same booking. Production runs 30-45 days after the deposit. Branding, packaging and specification changes are handled through the SANIKB OEM and ODM program. Quotes and drawing requests are answered within 12 business hours.
Include these details with the RFQ
- Quantity, destination port and the week the goods are needed.
- Rough-in on site: this model is built for an S-trap with the outlet centre 305 mm (12 in) from the finished wall.
- Flush volume: 1.28 gpf (4.8 L) single flush as standard, or 1.06 / 1.28 gpf dual flush on request.
- Flush port configuration: it is not stated on this page. Request the current factory drawing if it has to be fixed in the submittal.
- cUPC listing number and validity date for the destination market.
- Carton and loading plan: MOQ is 50 pcs and a mixed 1x20 ft container is accepted.
Confirm the rough-in and the flush volume against the drawing issued for your shipment before the order is fixed.
How we work
From enquiry to shipment
A factory-direct process built for importers, distributors and project buyers. No trading layer in between.
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01
Send the enquiry
Tell us the model, quantity, destination market and any branding or packaging requirement. A spec sheet or drawing helps but is not required to start.
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02
Our sales team contacts you
A named account manager follows up by email or WhatsApp, confirms the specification and clarifies anything missing before pricing.
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03
Quotation
You receive a written quotation with unit price, MOQ, packing details, lead time and the trade term you asked for. Entry, mid and premium build levels can be quoted side by side.
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04
Sample approval
We send a sample for finish, function and packaging sign-off. Branded samples are produced once artwork is confirmed.
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05
Production and shipment
Mass production starts after sample approval and deposit. QC and inspection run before loading, then the order ships to the agreed port.
OEM and ODM to your specification
We develop to a brief. Send a reference model, a drawing or simply the price band and market you are targeting, and we will propose what fits. Entry, mid and premium builds are all available from the same factory.
- Your logo on product, carton and documentation
- Private-label packaging and manuals
- Custom finish matched to your standard
- Custom dimensions and tooling where volume supports it
- Product development from your reference or price target
- Destination-market documentation prepared on request
FAQs
What is the rough-in for 1991, and how does it mount?+
What are the overall dimensions and the rim height?+
What flush system does it use, and can we order dual flush?+
Is a seat included, and what finish is supplied?+
What certification documentation can you supply for a submittal?+
What is the MOQ, and how long is production?+
1991 is a floor-mounted one piece toilet in vitreous china with a siphonic flush. The figures below are the ones held on the published specification; anything outside them should be confirmed against the factory drawing.
- Overall size 705 x 390 x 700 mm (27.8" x 15.4" x 27.6")
- , floor-mounted, S-trap
- Rough-in 305 mm (12 in) from finished wall to outlet centre
- Ceramic rim height 420 mm (16.5 in), measured to the china rim, seat not included
- Siphonic flush, single flush 1.28 gpf (4.8 L) as standard
- 3 in flush valve, fully glazed trapway
- Soft-close seat supplied with the fixture
- Glossy white, cUPC listed
- MOQ 50 pcs, mixed 1x20 ft container accepted
The footprint runs , and the unit stands 27.6 inches high. The outlet centre sits 305 mm (12 in) from the finished wall, on an S-trap.
Ceramic rim height is 420 mm (16.5 in). That figure is taken to the china rim, so the seat sits above it. Use the drawing issued for your shipment when the layout is fixed.
The flush is siphonic. The standard build is a single flush at 1.28 gpf (4.8 L), through a 3 in flush valve, with the trapway glazed over its full length.
A 1.06 / 1.28 gpf dual flush is . It is a made-to-order change, so it has to be named on the RFQ rather than assumed.
The one piece toilet collection carries a Flush System filter with two options, Single Flush and Dual Flush. 1991 is listed under Single Flush, because 1.28 gpf single flush is the build supplied as standard. Buyers filtering for Dual Flush are looking at models that ship that way; for 1991 the dual-flush actuator is an option to request, not the .
The body is one piece of vitreous china in a glossy white glaze, . The trapway is glazed over its full length and the flush valve is 3 in.
A soft-close seat ships with the fixture. If a project package calls for a different seat, list it separately on the RFQ.
The minimum order is 50 pcs. A mixed 1x20 ft container is accepted, so 1991 can be loaded with other items on the same booking rather than filling a container on its own. Production runs 30-45 days after the deposit.
Buyers planning apartment or hotel packages should send quantities, destination port and the required delivery week with the enquiry. Branding, packaging and specification changes run through the SANIKB OEM and ODM program. Quotes and drawing requests are answered within 12 business hours.
1991 is cUPC listed. Request the current listing number and its validity date in writing, and check both against the requirements of the market the goods ship to.
Where a project calls for documentation beyond the cUPC listing, put the requirement in the RFQ and it will be confirmed in writing before the order is placed. Flush port configuration is not stated on this page; ask for the current factory drawing if it has to be fixed in the submittal.