4" X 25' - Round Duct Sheet Metal Pipe [5pcs 5'] Copper Coil-Insulated Line Set For Lay-In T-Bar Ceiling -

For Lay-In T-Bar Ceiling - High Quality Steel Construction

75" Width X 35

+ Product Details Size – 16"w X 34"h is the size for the duct opening measurement only

You may think of grilles and registers as a generic component of the ventilation system in your house

4" X 25' - Round Duct Sheet Metal Pipe [5pcs 5'] Copper Coil-Insulated Line Set For Lay-In T-Bar Ceiling -4" X 25' Round Duct Sheet Metal Pipe 5 PACK of 5' pipes 30 Gauge Galvanized Crimped End Connection 5 IN A PACK 4 Inch Diameter Pipe 25 Foot Length When Connected 30 Gauge Thick & Made of Thick & Durable Galvanized Sheet Metal Used For HVAC System Duct Work In Any Building or Home HIGH QUALITY High Quality Galvanized Sheet Metal with Crimped Ends (Snap Lock Design) For Easy Fitting and Secure Connection To Consecutive Duct Joints Made of Galvanized