Blanco Coal Black Color Coordinated Metal Waste Flange

The Blanco 240339 is a color-coordinated metal waste/disposal flange in Coal Black finish designed to match Blanco SILGRANIT® kitchen sinks. It serves as the decorative trim and functional connection between your sink drain and garbage disposal, providing a tight seal to help prevent food debris from entering your plumbing while keeping your kitchen looking polished and cohesive.

Key Features

• Color-coordinated finish: Coal Black metal finish complements Blanco SILGRANIT sink colors and creates a seamless look at the drain opening.

• Fits standard drains: Designed for 3½″ inside diameter (ID) sink drain openings — the typical size for kitchen sinks.

• Garbage disposal compatible: Works with most standard 3-bolt garbage disposals (e.g., InSinkErator®) for easy attachment.

• Durable metal construction: Built from metal for everyday kitchen use and easy maintenance.

• Simple open/close action: Lets water flow while forming a tight seal to reduce debris going down the drain.

• Easy to clean: Smooth metal surface wipes clean and resists build-up.

• 1-year limited warranty: Typical manufacturer accessory coverage.

Dimensions & Specs

• Model: Blanco 240339.

• Type: Color-Coordinated metal waste/disposal flange.

• Finish: Coal Black (coordinate with SILGRANIT sinks).

• Material: Metal.

• Fits Drain Size: 3½″ ID sink drains (standard).

• Approx. Overall Length: ~4.5″ (typical flange diameter).

• Installation: Direct attach to 3-bolt standard garbage disposal.

Typical Use

This waste flange is ideal as a replacement trim and disposal adapter for Blanco SILGRANIT kitchen sinks with garbage disposals. It provides a finished, color-matched look at the drain opening, helps seal out food debris, and makes cleanup and food prep more efficient.