Upgrade your commercial kitchen or restaurant storage with the **Cambro Camshelving® Elements XTRA 4-Tier Polymer Shelf Kit (Model EXA214872VS4480)**—a heavy-duty, **NSF-certified** solution built to withstand the demands of medium to heavy-duty foodservice operations. This **48" x 21" x 72"** add-on unit features **three vented and one solid reinforced polypropylene shelf plates**, providing **800 lbs of load capacity per shelf** (2,400 lbs total unit capacity) while ensuring proper airflow for refrigerated and dry storage. The **Camguard® antimicrobial protection** inhibits bacteria, mold, and fungal growth, making it an ideal choice for **walk-in coolers, freezers, and dry storage areas** where hygiene and durability are critical. Its **speckled gray finish** is **moisture, chemical, and food-acid resistant**, operating efficiently in temperatures ranging from **-36°F to 190°F**, ensuring long-lasting performance even in extreme conditions. Whether you're outfitting a bustling restaurant, hotel pantry, or industrial kitchen, this **warewasher-safe shelf system** delivers **adjustable, secure storage** with **composite posts and preassembled connectors** for easy assembly and stability. Elevate your commercial storage solution with Cambro’s **Elements XTRA series**—engineered for **reliability, efficiency, and sanitation** in high-volume foodservice environments.