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The WATTS wca-411 is a floor-mounted, concealed arm lavatory carrier designed for wall-hung sink installations in commercial and institutional plumbing applications. Built with heavy-gauge steel offset uprights and welded feet, the carrier provides a rigid, stable base rated for a 250-pound static load. An epoxy coating protects the steel components against corrosion in wet environments. Concealed cast iron arms include leveling screws and a basin locking device for precise sink positioning. An upper tie rod and plated hardware complete the assembly. Licensed plumbers install this carrier as part of rough-in work before wall and finish surfaces are applied.
The wca-411 is suited for commercial restrooms, healthcare facilities, and institutional settings where wall-hung lavatories are specified. The floor-mount design transfers sink load directly to the floor structure, making it appropriate for installations where wall framing alone cannot support a wall-hung basin. The adjustable configuration accommodates varying rough-in conditions and sink heights during installation.
Designed as an OEM-style floor-mounted concealed arm carrier for use with wall-hung lavatories in commercial and institutional plumbing rough-in applications.
Installation should be performed by a licensed plumber in accordance with the International Plumbing Code (IPC) and applicable local codes. Shut off the water supply and ensure the rough-in area is free of active lines before beginning carrier placement. The carrier must be anchored securely to the floor substrate before the wall surface is closed in, as the concealed arms are not accessible after finish work is complete. Do not exceed the rated 250-pound static load capacity.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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