Product Type Downflow Radial Discharge Diffuser, Compatible Grainger Part Number 5PV59, 5PV60, 5PV61, 5PV62, Material Steel, Color Gray, Overall Height 31 1/2 in, Overall Width 25 1/4 in, Overall Depth 13 13/16 in, Compatible Mfr. Model Number 5PV59, 5PV60, 5PV61, 5PV62, Compatible with Product Type Unit Heaters, Construction Steel, Includes Hardware Kit