Master Flow 10 in. x 4 in. to 5 in. 90-Degree Register Box

The Master Flow 10 in. x 4 in. x 5 in. 90 degree Register Box can be installed with sheet metal screws. It creates a right-angle transition from round pipe or insulated flexible duct to an air register. This register box is made of galvanized steel. It is suitable for most HVAC applications.

• Creates a 90° transition to a register grille
• Durable galvanized steel construction
• Connect to round pipe or insulated flex duct