4" X 14" Floor Register with Louvered Design - Heavy Duty Rigid Floor Air Supply with Damper & Lever - Outer Dimensions [ 5.5 X 15.5] - Light Grey 10" Round Duct Pipe Applications – The straight boot

Applications – The straight boot is used for the transition from round pipe or insulated flex duct to register or grille

or writing tools

Includes slots for a screwdriver or other prying devices

compatible with 4" duct | 2 in a pack - 2' pipe – 4 foot length when connected – 30 gauge thick & made of thick & durable galvanized sheet metal

4" X 14" Floor Register with Louvered Design - Heavy Duty Rigid Floor Air Supply with Damper & Lever - Outer Dimensions [ 5.5 X 15.5] - Light Grey 10" Round Duct Pipe Applications – The straight boot4" X 14" Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 4. 5" X 12. 5" SEE BELOW IN DESCRIPTION How To Measure A Grille Why HVAC Premium? You may think of grilles and registers as a generic component of the ventilation system in your house. But they are also the most visible representation of your air system. These grilles and registers give you an extra measure of quality that are visible to your family