Siphonic One Piece Toilet — Fully Glazed Trapway, Silent 1.28 gpf Flush, Wholesale Direct

Introduction

Siphonic One Piece Toilet, for daily flushing in modern bathroom spaces.

Features

1.Siphonic Negative-Pressure Flush - ≥2.8 kgf suction, single-cycle clearance

2.Fully Glazed Internal Trapway - no rough surfaces, 40% longer maintenance intervals

3.Ultra-Quiet Operation - engineered for residential and hospitality noise standards

4.WaterSense-Aligned 1.28 gpf - reduces water use vs. older 1.6 gpf models

5.Comfort Height 423 mm - meets ADA ergonomic guidelines

6.High-Gloss Vitreous China - automated glaze, ±5% gloss, zero pinholes

A siphonic one piece toilet skirted design

Overall size: 700 L*364W*750H(mm)

High-efficiency, 1.28 gpf/4.8lpf

S-trap, 12"(305mm) Roughing-in

Comfort bowl height 16-1/2" (423mm)

Flushing method: Single flush

Material: Ceramic

Installation Type: Floor Mounted

Unlike washdown (gravity) toilets, a siphonic system creates a sustained vacuum in the trapway the moment the flush valve opens. Water enters the bowl through an under-rim channel, generating a circular vortex that accelerates waste toward the drain. Once the siphon is fully engaged, negative pressure pulls the contents through - even against partial blockages - without the splashing or noise associated with high-velocity washdown designs.

What this means for bulk buyers:

• Fewer clog-related service calls in apartment and condo projects

• Quieter operation - relevant for hotel guest rooms and multi-family housing

• Fully glazed trapway maintains flush efficiency longer between maintenance cycles

• Compatible with low-pressure supply lines (min. 0.07 MPa) - suitable for upper-floor installations

Q1: What is the sample MOQ and lead time?
Sample MOQ is 5 units, with 15-day priority production. Sample cost is partially refundable against bulk orders of 100+ units.

Q2: What is the minimum water pressure required for the siphonic system to work correctly?
The siphonic flush activates reliably at a static supply pressure of 0.07 MPa (approximately 10 psi). This is suitable for most municipal supply lines, including upper-floor installations in mid-rise buildings. We recommend confirming local water pressure before specifying for high-rise projects above the 15th floor.

Q3: What is the container loading quantity?
20ft container: 220 units; 40ft container: 450 units, with foam-and-carton pack optimized to minimize void space and transit damage.

Q4: How does the fully glazed trapway reduce maintenance costs?
The internal trapway is glazed to the same high-gloss vitreous china standard as the exterior bowl surface. This eliminates the micro-rough texture of unglazed ceramic where scale, mineral deposits, and organic residue accumulate. Field feedback from repeat buyers indicates cleaning frequency drops by approximately 40% compared with standard unglazed trapway models - a meaningful factor in apartment and condo management.

Q5: Does the siphonic flush meet WaterSense or equivalent water-efficiency standards?
This model operates at 1.28 gpf (4.8 lpf), within WaterSense program thresholds. CUPC-compliant flush valves and documentation are available on request for North American import.

Q6: Is OEM or private-label available for this model?
Yes. Custom embossing, glaze color matching, and branded packaging are available from 200-unit orders. Lead time for custom color glaze is 45–60 days from sample approval.

Q7: Can this toilet be used in cold-climate markets where pipes may freeze?
The vitreous china body is non-porous and frost-resistant. However, the siphonic mechanism requires water in the trapway at all times - the installation environment should remain above 0°C to prevent trap seal damage. For cold-climate bulk orders, we recommend our two-piece models with accessible cistern components.

Q8: What warranty is provided on the ceramic body vs. the flush valve?
5-year warranty on the vitreous china body against manufacturing defects (crazing, glaze failure, structural cracks). Flush valve and seat components carry a 2-year warranty. Replacement parts are available individually to reduce after-sales service cost.

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