NW DC Single Family Residencewashington, Dc RESIDENTIAL DEVELOPER: HD BUILDSINTERIORS: AZALI KASSUM DESIGN Photography: HRL PARTNERS ROOM TO EAT, SLEEP AND PLAY : THE IMPACT OF A CIRCADIAN LIGHTING SYSTEM 10,000 SF of luxury. A tunable-white lighting design brings the outdoors in. Throughout the 4-storied home, careful placement of downlights, accent lighting and decorative lighting.