4" ID x 3" OD ABS Closet Flange with Stop, Type DWV

Mueller DWV Closet Flange – Heavy-Duty Toilet Connection Fitting

The Mueller DWV closet flange is a contractor-grade component designed for secure mounting of water closets to the drainage system. Manufactured from durable ABS material, this flange provides a stable interface between the toilet and 4" DWV piping, ensuring long-term performance in both new construction and retrofit applications.

Application

This flange is intended for use in drain, waste, and vent (DWV) systems and is compatible with standard 4" closet bends. It provides a secure anchor point for closet bolts and ensures proper fixture alignment to meet plumbing code requirements.

Performance Characteristics

• Material: ABS (Acrylonitrile Butadiene Styrene), corrosion and chemical resistant
• Nominal Pipe Size: 4 inch DWV connection
• Mounting: Standard bolt pattern for toilet anchoring
• Wall Thickness: Uniform construction for enhanced joint integrity
• Design: Smooth interior surface for unobstructed flow

Installation Guidelines

Install per local plumbing codes and industry standards. Solvent weld the flange to 4" DWV pipe and secure it to the finished floor with corrosion-resistant fasteners. Ensure correct flange orientation for closet bolt slots and verify level placement before setting the fixture.

Advantages

• Code-Compliant: Designed for use in DWV applications and meets industry dimensional standards.
• Durable Construction: ABS body resists corrosion, scaling, and chemical attack.
• Secure Mounting: Provides stable anchoring for toilet installations.
• Optimized Flow: Smooth interior minimizes restrictions and improves system reliability.

The Mueller DWV closet flange provides plumbing professionals with a dependable and code-compliant solution for toilet installations. Its heavy-duty ABS construction, precise sizing, and reliable performance make it suitable for high-demand residential and commercial projects.