

Siphon Jet One-Piece Toilet with 3-Inch Flush Valve, Fully Glazed Trapway






SANIKB 1939 is a one-piece vitreous china toilet measuring 700 × 395 × 720 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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1991Siphonic One-Piece Toilet with Fully Glazed Trapway, 3-Inch Flush Valve27.8" × 15.4" × 27.6"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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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
One-piece body, siphonic flush with a jet flush port
1939 is a one-piece toilet in vitreous china. . The flush is siphonic with a jet flush port, and the trapway is glazed over its full length.
One-piece vitreous china
Tank and bowl are . The fixture is floor-mounted and takes an S-trap outlet. The finish is glossy white. A soft-close seat is supplied with the fixture, .
Siphonic, 3-inch valve
The flush is siphonic with a jet flush port and a 3 in flush valve. Standard supply is single flush at 1.28 gpf (4.8 L). A 1.06 / 1.28 gpf dual flush build is available on request and is made to order, so it has to be named at the quotation stage.
1939 sits in the one-piece toilet range. Flush type, trap form and rough-in are the three attributes that decide whether it drops into an existing plan.
Fit
Footprint, rough-in and rim height
These are the published figures. Use them when you check the fixture against the floor plan and the drain set-out.
The published footprint is . Overall height is 28.3 inches. The rough-in is 305 mm, measured from the finished wall to the outlet centre, and the outlet is an S-trap. Ceramic rim height is 420 mm (16.5 in), measured to the china rim; the seat is not counted in that figure.
Check the rough-in on site before the order is released. .
Material
Vitreous china, glossy white
The body is vitreous china. The published finish for this model is glossy white.
Finish and glaze
One-piece vitreous china · fully glazed trapway · 3 in flush valve · soft-close seat supplied · glossy white
The trapway is glazed over its full length. That is a finish condition of the china, stated on the specification; it is not a rated performance figure and should not be entered on a submittal as one.
The soft-close seat ships with the fixture. Confirm on the purchase order that the seat is included, so the seat is not ordered twice on projects where seats are bought as a separate line.
Vitreous china is a fired ceramic body. Handle, store and set it as ceramic through to installation.
Compliance
Documentation before submittal
Request the drawing, the specification sheet and the current cUPC listing details. Send the destination market and the flush build you need — single 1.28 gpf or dual 1.06 / 1.28 gpf — and the pack is issued against that build.
1939 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.
The flush rate depends on the build. Standard supply is single flush 1.28 gpf (4.8 L); the dual flush build is 1.06 / 1.28 gpf and is made to order. State which of the two you are specifying, because the figure printed on the submittal has to match the unit that ships. Document requests are answered within 12 business hours.
Procurement
MOQ, container and lead time
. The terms below set the schedule.
MOQ is 50 pieces for this model. A mixed 1×20 ft container is accepted, so 1939 can travel with other models on the same load and the 50 pieces do not have to fill the box on their own. Lead time runs 30 to 45 days from deposit; the dual flush build is made to order and has to be named before the deposit, not after. Private-label and specification changes run through the SANIKB OEM and ODM program.
Include these details with the RFQ
- Quantity of 1939, and the other models sharing the container.
- Flush build: single 1.28 gpf (4.8 L), or dual 1.06 / 1.28 gpf.
- Site rough-in, confirmed against 305 mm (12 in) with an S-trap outlet.
- Destination market and discharge port.
- Documents needed for submittal: drawing, specification sheet, current cUPC listing details.
- Carton marking, and any private-label requirement.
Send the project name and the required on-site date in the first message. Enquiries are answered within 12 business hours.
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 are the overall dimensions and the rough-in?+
Which flush rate ships as standard, and can I get dual flush?+
What is the 420 mm height figure, and does it include the seat?+
Is the seat included, and what type is it?+
What certification does 1939 carry, and what do I get for submittal?+
What is the MOQ and the lead time, and can I mix models in one container?+
On 1939 the flush is published as siphonic with a jet flush port. Those two terms describe how the flush is built. They are not a rated performance figure, and they should not be entered on a submittal as one.
If your specification calls for a rated flush performance value, request it in writing for the exact build you are ordering. The single flush build is 1.28 gpf (4.8 L) and the dual flush build is 1.06 / 1.28 gpf, and the two are not interchangeable once the documentation is issued.
The published figures for this model, in the form used on the specification sheet.
- Overall size 700 × 395 × 720 mm (27.6" × 15.6" × 28.3")
- , 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, jet flush port, 3 in flush valve, fully glazed trapway
- Single flush 1.28 gpf (4.8 L) standard; 1.06 / 1.28 gpf dual flush on request
- Glossy white; cUPC listed; MOQ 50 pcs, mixed 1×20 ft container accepted
The rough-in is the first figure to check. 305 mm (12 in) is measured from the finished wall to the outlet centre, and the outlet is an S-trap. A drain set at another distance will not take this body without rework.
The footprint is , and overall height is 28.3 inches. Ceramic rim height is 420 mm (16.5 in) to the china rim, seat not included; keep that distinction when the figure is copied into a schedule.
. . Those four are fixed on the standard build.
Dual flush is not one of them. The 1.06 / 1.28 gpf version is made to order on request, so it belongs in the quotation, not in a filter for stock attributes. Browse the rest of the <a href="/collections/one-piece-toilet">one-piece toilet</a> range on the same four attributes when you need a second model for the same drain set-out.
MOQ is 50 pieces for 1939 and lead time is 30 to 45 days after deposit. A mixed 1×20 ft container is accepted, so the 50 pieces can be loaded alongside other models rather than filling a container on their own.
Name the flush build before the deposit. The dual flush version is made to order, and changing it after the deposit changes both the schedule and the figures printed on the documentation.
1939 is cUPC listed. Request the current listing number and certificate validity before the model goes into a submittal, so the documentation matches your destination market at the time you file it.
The submittal pack is the drawing, the specification sheet and the cUPC listing details, issued against the flush build you name. Document and quotation requests are answered within 12 business hours.

























