Cellular shades, aka honeycomb shades, can filter or completely block light (blackout). They also act as insulation to windows by trapping air between the cells which creates a barrier between the room and window. With about one third of a home’s heat loss in the winter from windows and doors, honeycomb shades will help keep your house warm in the winter. Likewise, it’s natural barrier blocks undesired heat in the summer. Cellular shades can also be installed as top down, bottom up which gives you options on the desired amount of sunlight and opacity of the shade.