Shower screen

Safety is the paramount concern. You must prioritize Tempered Safety Glass (Toughened Glass) that complies with international standards like EN 12150-1 (EU) or ANSI Z97.1 (US). For thickness, 6mm to 8mm is standard for framed or semi-frameless designs, while 10mm to 12mm is required for premium frameless enclosures to ensure structural rigidity and a high-end feel.

To prevent corrosion in high-humidity environments, specify 304 or 316 Stainless Steel or Solid Brass for hinges, handles, and brackets. Avoid low-grade zinc alloys. For finishes, PVD (Physical Vapor Deposition) coatings are superior to standard electroplating for colors like Matte Black or Brushed Gold, as they offer higher resistance to scratches and chemical peeling.

Request Easy-Clean or Nano-coating technology. This hydrophobic layer prevents lime-scale, soap scum, and water spots from bonding to the glass surface. This feature can reduce cleaning time by up to 90% and is a significant selling point for B2B buyers targeting the hospitality or luxury residential markets.

Verify the quality of PVC or Silicone magnetic seal strips, which should remain flexible and UV-resistant to prevent yellowing. For projects with uneven walls, look for suppliers offering out-of-plumb adjustment profiles (usually providing 10-20mm of leeway) to ensure a seamless, leak-proof installation without custom cutting.

The biggest risk is breakage during transit. Ensure the supplier uses seaworthy plywood crates with EPE foam corner protectors and vacuum-sealed packaging. It is highly recommended to include Impact Indicator stickers (like ShockWatch) on the crates to monitor handling and to clarify liability in case of damage.

Utilize Made-in-China.com's 'Audited Supplier' reports to check factory capacity and certifications. Always request a Third-Party Pre-shipment Inspection (PSI) to conduct a 'Fragmentation Test' (counting glass shards in a 50x50mm area after breaking) to ensure the tempering process meets safety codes.

Focus on Total Landed Cost rather than just the unit price. Negotiate for spare parts (1-2% extra seals and rollers) to be included at no cost, as these are high-wear items. For large volumes, ask for customized branding/logo etching on the glass or hardware, which adds significant brand value for a minimal surcharge.

Glass products are heavy and fragile; FCL (Full Container Load) is preferred over LCL to minimize handling. Ensure the supplier provides a Certificate of Origin and that all glass bears the permanent laser-etched safety mark required by your country's customs (e.g., the 'CCC' mark for China, 'CE' for Europe, or 'SGCC' for North America) to avoid shipment seizure.