Sioux Chief 4-inch Push-Tite Cist Flange PBS44AZ | DWV Flange for Cast Iron

Overview

The Sioux Chief 4-inch Push-Tite Cist Flange PBS44AZ is a compact DWV flange designed for dependable drain-waste-vent connections. A standout feature is an internal gasket that seals inside the pipe, including cast-iron sections, helping you achieve clean, reliable joints with less setup fuss.

Built for practical installations, this flange supports quick seating in tight spaces and aligns with standard 4-inch piping, making it a versatile option for both remodeled spaces and new builds. The PBS44AZ model blends a durable profile with straightforward compatibility, so you can approach your project with confidence and ease.

Key benefits

• Push-Tite design enables fast seating in restricted areas, reducing installation time and effort.
• The internal gasket creates a secure seal inside DWV piping, including cast iron, helping maintain a dry, leak-resistant joint.
• 4-inch diameter matches common drain sizing, supporting compatibility with standard fixtures and traps.
• Rugged construction supports long-term performance in residential and light commercial settings.
• Compact flange profile fits typical rough-ins while preserving space for closures and adapters.

Practical applications

• Remodels or retrofits where cast-iron DWV runs through the space, offering a straightforward flange option.
• New installations that benefit from reliable gasket seating without complex assembly steps.
• Projects seeking a dependable flange that minimizes leakage risk around the joint.

Notes: Always verify local plumbing codes and ensure proper alignment with the piping system. Visual checks during assembly help confirm gasket seating and flange alignment before final connections.