Zurn Z310 Series 11" Flushing Rim Thoroflush Floor Drain

Product Overview

The Zurn Z310 Series 11" Thoroflush Drain is engineered for demanding sanitary environments. With a white acid-resistant epoxy-coated cast iron body, a bottom outlet with seepage pan, and an 11-inch flushing rim top, this drain is built for high-performance washdown conditions. Available with polished bronze (ZB310) or polished nickel bronze (ZN310) tops, each featuring a slotted hinged grate for easy maintenance.

Features & Benefits

• White acid-resistant epoxy-coated cast iron body resists chemicals and impact
• Bottom outlet with seepage pan for improved moisture control
• Flushing rim top with slotted hinged grate for sanitary washdown
• Premium top finishes: polished bronze (ZB310) or polished nickel bronze (ZN310)
• Multiple outlet options: IC, IG, IP, NL

Specifications

• Model: Z310 / ZB310 / ZN310
• Top Diameter: 11" (279 mm)
• Overall Diameter: 14 1/8" (368 mm)
• Outlet Options: Inside Caulk, Inside Gasket, Threaded, Neo-Loc
• Body Material: Cast Iron with white acid-resistant epoxy
• Top Material: Bronze or Nickel Bronze
• Grate Type: Slotted hinged grate
• Weight: 20 lbs
• Grate Open Area: 18 sq. in.

Installation Tips

• Select the correct outlet type before installation.
• Align the flushing rim with the finished floor elevation.
• Ensure proper waterproofing integration with the seepage pan.
• Use hinged grate for safe, easy maintenance access.
• Protect epoxy coating by avoiding abrasive cleaning tools.

FAQs

• Difference between ZB310 and ZN310? Bronze vs. nickel bronze top.
• Is the grate hinged? Yes, for convenient access.
• Best applications? Kitchens, labs, processing, washdown areas.
• Does it include a seepage pan? Yes, included standard.
• Is the coating chemical-resistant? Yes, fully acid-resistant epoxy.