Zurn Z629 Vertical Wall Drain with Integral Backwater Valve – Heavy-Duty Cast Iron Wall Drain System

Product Overview

The Zurn Z629 Vertical Wall Drain is engineered for demanding commercial and industrial drainage applications where a compact, wall-mounted solution is required. Designed with a rugged Dura-Coated cast iron body, the Z629 series integrates a bronze backwater valve assembly to prevent reverse flow and protect property from costly water intrusion.

A secured slotted grate—available in cast iron or polished nickel bronze—provides durable debris protection, ideal for mechanical rooms, basements, parking structures, and facilities requiring vertical wall drainage.

Features & Benefits

• Durable Dura-Coated cast iron body for long-term corrosion resistance.
• Integral bronze backwater valve to prevent reverse drainage.
• Vertical wall drain configuration for confined or specific installation environments.
• Multiple grate options: cast iron (Z629) or polished nickel bronze (ZN629).
• Accessible design for maintenance and cleaning.
• No-hub connection options: 2", 3", 4".

Specifications

• Models: Z629 (cast iron), ZN629 (nickel bronze)
• Body Material: Dura-Coated Cast Iron
• Valve Assembly: Bronze backwater valve
• Grate: Secured slotted grate
• Connection Sizes: 2", 3", 4"
• Connection Type: No-Hub
• Applications: Vertical wall drainage for commercial, institutional, and industrial use

Installation Tips

• Ensure wall framing supports the cast iron body weight.
• Maintain proper piping slope for gravity flow.
• Tighten fasteners evenly to ensure proper sealing.
• Test the backwater valve after installation.
• Use non-abrasive cleaners on nickel bronze grates.

Frequently Asked Questions

Q1: What is the purpose of the integral backwater valve?
A: It stops reverse flow from the sewer line, preventing property damage.

Q2: Can the Z629 be installed on any wall type?
A: Yes, as long as the wall is properly supported and prepared for the no-hub connection.

Q3: Is the grate removable?
A: Yes, it can be removed for maintenance and cleaning.

Q4: What is the difference between Z629 and ZN629?
A: Z629 includes a cast iron grate; ZN629 includes a polished nickel bronze grate.

Q5: Does the valve require maintenance?
A: Periodic inspection is recommended to ensure proper sealing and movement.