4-Way Steel Diffuser - D4P Rough Opening Size (Width x Height):14x14 by AprilAire—the inventor of the

by AprilAire—the inventor of the whole-home evaporative humidifier

These vent covers are designed to fit most standard vent openings and are easy to install on the wall or floor with the included mounting clips

Recognized as the Most Efficient of ENERGY STAR® 2022

Constructed with steel profiles (Aluminum is also an option)

Available in two mounting styles flush mount and stucco mount

4-Way Steel Diffuser - D4P Rough Opening Size (Width x Height):14x14 by AprilAire—the inventor of the4 Way Steel Diffuser D4P (F4PA) MADE TO ORDER Lead Time 2 3 weeks Custom Sizes Available CLICK HERE FOR SUBMITTAL DESCRIPTION Fixed blades diffuser at 30, 4 way injection and with a removable core. (3,2 and 1 way option) Flat plane options ( P suffix ) or beveled frame ( V suffix). The fixed diffuser of removable core, provides a maximum of free area, mixed with a great look. This design has a great efficiency due to its injection pattern and