HL-1800 – 24×24″ HiLow Terrazzo Mop Sink
The Stern-Williams HL-1800 HILOW® Series Terrazzo Mop Sink is a durable, high-performance solution designed for commercial cleaning applications. Its drop-front design allows for easy dumping of wastewater from power equipment, reducing strain and improving efficiency.
Constructed from high-strength terrazzo and reinforced with a stainless steel threshold cap, the HILOW delivers long-term durability in demanding environments. A centered drain with a twist-lock strainer ensures efficient drainage, while high side walls help contain splashes.
Available in multiple sizes with optional accessories, the HILOW is ideal for institutional, commercial, and industrial facilities requiring a reliable, ergonomic mop sink solution.
Product Numbers for the HILOW:
Model HL-1800
- 24″ x 24″
- Stainless steel cap on threshold
Model HL-1810
- 24″ x 24″
- Stainless steel cap on all sides
Terrazzo composed of pearl gray marble chips cast in white Portland cement which produces a compressive strength of 3000 PSI seven days after casting; then ground smooth, grouted and sealed to resist stains and moisture
6″ drop front with stainless steel cap
Drain is centered on all models and comes with a twist lock stainless steel strainer
Installs on the finished floor – see instructions for details
Product Variations:
| Product Type | Mop Sink |
| Dimensions | 24 × 24″ |
| Material | Terrazzo |
| Product Features | 10″ Depth, Square Bowl, 6″ Drop Front |
| Applications | Hospitals, Office Buildings, Educational Buildings, Government Facilities, Restaurants, Hospitality, & Other Commercial/Institutional Buildings |



