Ketra DR4 Retrofit Downlight

The Ketra D4R is a retrofittable downlight that features a 4-inch aperture. Ketra points out the product offers a field-adjustable regress and an IC-rated housing. Ketra also explains the D4R Retrofit Downlight provides a color range of 16.7 million colors that include high CRI whites that span from 1,400K to 10,000K.