For the ultimate in accessibility, the Challenger Designs 42-Inch ADA-Compliant Sink Base offers a massive footprint and uncompromising functionality. This cabinet is specifically designed to meet ADA standards while providing a durable, weatherproof foundation for a large, accessible sink. It is constructed from all-aluminum for a lifetime of maintenance-free use.
This is a “42”” wide “ADA SINK BASE” with a “28”” depth, engineered for full accessibility. It is elevated on “INCLUDES 4 ADA LEGS” and features a high “11 1/2″ H TOE KICK” for ample wheelchair clearance. The top is equipped with a “FALSE PANEL” to accommodate a large, customer-supplied ADA-compliant sink, while the all-aluminum build ensures it will never rust.
For simplified plumbing work, the cabinet features a “REMOVABLE PANEL FOR PLUMBING ACCESS” just below the doors. The wide double doors open to a completely open interior, free of shelves to accommodate any plumbing configuration. This ADA-compliant model is offered in the sleek and modern Pan door style.
Key Features:
- All-Aluminum Construction: A rust-proof and weatherproof build for superior outdoor durability.
- Fully ADA-Compliant: Engineered to meet strict ADA guidelines for height and clearance.
- Elevated on ADA Legs: Includes four legs and a “11 1/2″ H TOE KICK” for wheelchair accessibility.
- Easy-Access Plumbing Panel: A “REMOVABLE PANEL” on the front simplifies under-sink access.
- Ready for Large Sinks: The “FALSE PANEL AT TOP” is designed for a large, customer-supplied ADA sink.
Specifications:
- Product Number: OSB-423228-ADA
- Description: “42”” ADA SINK BASE”
- Door Style: Pan Door
- Depth: 28″
Note: This is an ADA-compliant sink base cabinet. A compatible, customer-supplied ADA sink is required. For a fully compliant kitchen, ADA legs are required on all cabinets. The countertop, sink, and faucet are sold separately.


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