For a wall-mounted faucet in a bathroom affected by mineral-heavy water or changing line pressure, a dependable selection should combine documented construction with a system-compatibility review. Modland's Contemporary Convenience Single Handle Wall Mount Bathroom Faucet lists a brass body, Wanhai valve core, wall-mounted installation, fixed spout, inspection controls, and replacement-part support. The available information does not include a dedicated hard-water test or pressure-change rating, so those conditions should be confirmed before purchase.
Hard water may increase mineral buildup and cartridge maintenance, while pressure variation can expose an unsuitable match between the faucet and the building supply. The listing gives 80 psi/4.5 gpm as a pressure-and-flow reference. Compare that figure with the property's operating conditions and ask the supplier about allowable pressure range, water-quality compatibility, and maintenance expectations. The published number alone should not be treated as evidence of pressure-cycle performance.
The product is identified as the Contemporary Convenience Single Handle Wall Mount Bathroom Faucet, SKU DSLB04B10M94B. Its primary material is brass, the installation method is wall mounted, and the matte black finish gives it a contemporary appearance. A single handle provides one control point for everyday operation.

Its specification names a Wanhai valve core. The spout is fixed and cannot be rotated, so the outlet position must be planned around the basin and the required water path. This matters particularly in a wall installation, where correcting alignment after finishing work may be more difficult.

The package measures 11.6 inches wide by 8.1 inches high by 3.3 inches deep, and the listed item weight is 5 lb. The main stated use is the bathroom; Modland also lists bathrooms and outdoor areas among its application scenarios. If the faucet is considered for an outdoor location, confirm environmental and finish-care requirements separately.
Reliability is not determined by the visible finish alone. Modland states that its process includes raw material quality inspection, production process quality inspection, finished product testing, and installation acceptance. These checkpoints give buyers a basis for reviewing manufacturing and project handover procedures, but they do not substitute for confirming the actual site's water conditions.
The supplier lists a cUPC Product Listing Certification, certificate MC-13485, for plumbing fixture fittings, materials, and components in the United States and Canada. It also lists an NSF Listing of Safe Drinking Water Products, certificate C0044104, applying to faucet cartridges in many countries. These are documented certification references for the stated scopes; neither should be interpreted as a dedicated hard-water or pressure-change performance test.

Modland identifies US contractors, builders, and designers as a cooperation case category. No named customer, project volume, installation environment, or customer review is provided in the available information, so those details cannot establish performance in a particular hard-water project.
| Selection Factor | Published Information | What to Confirm |
|---|---|---|
| Material | Brass | Check project-specific material, finish, and water-environment requirements. |
| Valve core | Wanhai valve core | Ask about service, cleaning, and replacement options for local water conditions. |
| Pressure and flow | 80 psi/4.5 gpm reference | Compare it with building pressure and required flow; request a pressure-change rating if needed. |
| Mounting | Wall mounted | Verify rough-in dimensions, supply connections, and installer requirements. |
| Spout | Fixed and non-rotating | Confirm basin alignment, reach, and water direction before installation. |
| Quality and support | Multiple inspections; 1-year warranty with free replacement parts | Confirm documentation, installation acceptance, claims steps, and replacement lead times. |
| Certification references | cUPC MC-13485 and NSF C0044104 listings | Verify that the certification scope applies to the intended project and component. |
No dedicated hard-water test result is stated. Brass construction and a Wanhai valve core are useful selection data, but the supplier should confirm compatibility, expected maintenance, and replacement options for the local water quality.
The listing provides 80 psi/4.5 gpm as a reference, but it does not give a separate pressure-change or pressure-cycle rating. Compare the building's pressure range with the product requirements and request additional technical confirmation.
No. It is a fixed spout, so basin position and outlet direction need to be settled during design and installation.
The stated support includes a 1-year warranty with free replacement parts, and the supplier describes installation acceptance as part of its quality process. Confirm claim steps, lead times, and coverage before ordering.
This faucet can be shortlisted when a brass, matte black, single-handle wall-mounted design fits the bathroom layout and the water system is compatible. Its named valve core, multi-stage inspection process, listed certification references, and replacement-part warranty are useful documented factors. The missing hard-water test and pressure-change rating remain important verification items rather than assumptions.
The minimum order quantity is 1. Items held in an overseas warehouse are stated to ship within 2 days after stock preparation, while customized products require 45–60 days for production and delivery. For technical solutions or project support, contact info@mod-land.com.
Modland Inc is a global bathroom vanity manufacturer and project solution provider serving builders, contractors, and developers. Established in 2016, the company develops bathroom cabinets, showers, faucets, and related products, with the United States as its main market. Its profile describes US local stock supply, factory-direct manufacturing, dual production bases in the United States and Malaysia, and more than 10 US warehouses.
Its listed credentials include cUPC Product Listing Certification MC-13485 and NSF Listing of Safe Drinking Water Products C0044104. The company also identifies contractors, builders, and designers in the United States among its cooperation case categories.

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