A simple, yet very effective way to connect two (2x) 4" inch ducts to a 4" inch duct or 4" inch duct fans, etc.

Features:

• Easily connect 2x(Two) 4-inch ducts to one 4-inch duct
• Eliminates the need for building an expensive dust-collection piping system
• Durable, abrasion-resistant construction

Specifications:

• Inlet Port: 4" (Exact ID: 3.78in and OD 3.896in)
  
• Outlet Ports (2x): 4" (Exact OD - 3.92, ID - 3.81)
  
• Construction: PETG Plastic

Included:

• 1x  4" to 4" 2-Way Splitter