John Boos 3B16204-1D18L Compartment Sinks

John Boos “B” Series 3-Compartment Sink w/ 18" Left Drainboard – 70" Wide

Engineered for demanding commercial kitchens, this John Boos “B” Series sink pairs rugged 16 gauge stainless steel with user-friendly details that accelerate prep, washing and clean-up.

Key Features

• Three 14" deep bowls (16" W × 20" D) accommodate sheet pans, stock pots & large wares.
• Integrated 18" left-hand drainboard keeps drying items organized and worktops dry.
• 10" boxed backsplash with 45° top edge & 2" return protects surrounding walls.
• Splash-mount faucet plate punched on 8" centers (faucet sold separately).
• Industry-standard 3-1/2" die-stamped drain openings for easy plumbing hook-up.
• 16 ga, Type 300 stainless steel with #4 satin polish resists corrosion & wipes clean.
• 3/4" radius coved bowl corners plus TIG-polished welds = fast, thorough sanitation.
• 1-5/8" O.D. stainless legs, adjustable side bracing & 1" bullet feet deliver rock-solid support.
• Bull-nosed edges for a safe, professional appearance.
• NSF & CSA-Sanitation certifications meet health-code requirements nationwide.

At-a-Glance Specifications

Why Choose John Boos?

• Built in Effingham, Illinois—John Boos has served the foodservice industry since 1887.
• Consistent, U.S.-made quality for lasting performance and quick lead times.
• Compatible with optional Boos faucets, lever wastes, pre-rinse units, overshelves & pot racks (sold separately).

Care & Maintenance

• Clean daily with mild soap or a non-chloride stainless cleaner; rinse and wipe dry.
• Never use steel wool, wire brushes, or chlorine bleach—these damage the passive film.
• For tough buildup, apply Bar Keepers Friend or John Boos Stainless Steel Cleaner, scrubbing with the grain.
• Maintain the satin finish by always wiping in the direction of the polish lines.

Proper care preserves the protective chromium film, maximizing the service life of your sink.