John Boos

John Boos Pro-Bowl 4-Compartment Sink with 30-Inch Left Drainboard, 20" x 20" x 12" Bowls

SKU: 4PB20-1D30L
$3,330.36
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John Boos Pro-Bowl 4-Compartment Sink with 30-Inch Left Drainboard, 20" x 20" x 12" Bowls

16-Gauge Type 300 Stainless Steel, Floor Model

Built for demanding prep and warewashing areas, this 4-compartment sink combines spacious 20" x 20" bowls, a 30" left drainboard, and rugged stainless steel construction.

  • Four 20" x 20" x 12" compartments support multi-step washing, rinsing, and soaking tasks.
  • 30" left drainboard provides extra landing space for draining, staging, and drying.
  • 16-gauge Type 300 stainless steel top and bowls offer durable commercial-grade performance.
  • 10" boxed backsplash with 45° return helps protect walls from splashes.
  • Stainless steel legs, front and side bracing, and adjustable bullet feet provide stable support.
  • NSF sanitation listed for commercial kitchen use.

Overall Dimensions:

114.19"W x 25.5"D x 44.06"H

Product Weight:

167.0 lb

Four-Compartment Layout

Provides four separate sink bowls for efficient multi-station workflow.

Left Drainboard

Includes a 30-inch left-side drainboard for staging clean or wet items.

Heavy-Duty Stainless Steel Construction

Built from 16-gauge Type 300 stainless steel with a #4 polish, satin finish.

Coved Bowl Corners

All vertical and horizontal corners are coved to a 5/8-inch radius for easier cleaning.

Drain-Friendly Bowl Design

Bowls are formed to drain toward the 3-1/2-inch die-stamped openings.

Boxed Backsplash

Full-length 10-inch backsplash includes a 2-inch return to the wall at a 45-degree angle and a turned-down rear lip.

Faucet Hole Layout

Includes two sets of splash-mount faucet holes on 8-inch centers plus 1-inch faucet holes in the backsplash.

Stainless Steel Base

Features stainless steel legs, bracing, gussets, and adjustable bullet feet for stable support.

Bullnosed Exterior Corners

Exterior corners are bullnosed to create a safer, cleaner finished edge.

Type Compartment Sink
Style 4-Compartment Sink
Installation Type Floor Model
Compartments 4
Bowl Depth 12 Inches
Compartment Width 20 Inches
Compartment Depth 20 Inches
Drainboard Side Left
Drainboard Length 30 Inches
Material Stainless Steel
Finish Satin Finish
Top Gauge 16 Gauge
Stainless Series 300 Series
Base Construction Stainless Steel
Base Type Legs With Front & Side Bracing
Splash Height 10 Inches
Selling Unit Each
Units Per Case 1
Shipping Width 115 Inches
Shipping Depth 26 Inches
Shipping Height 45 Inches
Shipping Weight 167 lb.

Certifications & Compliance

Certified badge of NSF Certified
NSF Certified
Certified badge of CSA Certified
CSA Certified

Frequently Asked Questions

The overall size is 114-3/16 inches wide, 25-1/2 inches deep, and 44-1/16 inches high.
It has four compartments, each measuring 20 inches wide by 20 inches front-to-back by 12 inches deep.
Yes. This model includes a 30-inch left drainboard.
It is constructed from 16-gauge Type 300 stainless steel with a satin finish, with stainless steel legs and bracing.
It includes two sets of splash-mount faucet holes on 8-inch centers and 1-inch faucet holes in the backsplash.
Yes. NSF sanitation is listed, and the provided certification data also includes CSA-Sanitation.

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