1-1/4" x 12" Extension Tube, Plastic Tubular, Slip Joint, White

Dearborn P9791A 1-1/4" x 12" Extension Tube – Slip Joint Connection for Tubular Drainage Systems

The Dearborn P9791A extension tube is manufactured for use in tubular drainage assemblies, offering a 12-inch length and 1-1/4 inch diameter for standard sink installations. Constructed for durability, it features a slip joint design to accommodate alignment adjustments and facilitate quick, secure connections with other tubular fittings.

Product Highlights

• Slip Joint End – Enables easy integration into existing 1-1/4" tubular setups with standard slip nuts and washers.
• Extended Length – 12" body provides added reach for offset or extended tailpiece applications.
• Rigid Construction – Designed to maintain structural integrity under typical drainage loads.
• Universal Application – Suitable for lavatory, bar, or utility sink installations requiring 1-1/4" OD tubular drain fittings.

Specifications

• Model: P9791A
• Nominal Size: 1-1/4" OD x 12" length
• Connection: Slip joint end for use with standard tubular nuts and washers
• Material: Plastic (or brass variant where specified)

Installation Notes

This extension tube is designed for in-line or offset configurations in tubular drain systems. Install using standard slip joint connections with a compression nut and washer. Pipe dope or thread sealant is not required on slip joints. For proper fitment, ensure all connections are free of debris and squarely aligned. Hand-tighten fittings and check for leaks upon pressurization.

Contractor Application

• Used for vertical or horizontal extension of tailpieces and waste arms
• Fits standard tubular fittings in residential and light commercial sink assemblies
• Often included in custom-fabricated trap assemblies where additional reach or clearance is needed