Applause SkyRise skylight systems by Hunter Douglas are made specifically for flat or angled skylights on your ceiling. The skylight blinds in the light filtering fabric allows light in while being extremely energy efficient. The skylight shades in the blackout blocks all the light. The Applause SkyRise operates on a four sided track system that allows the blind to go up and down without sagging into the room. Easy installation and all hardware is included. Allow around two weeks for this product to ship from Hunter Douglas to you. The R-Value is how much energy efficiency your blinds has for blocking out the heat and cold. For this product the R- Value is Excellent. The skylight blinds and skylight shades really solve this hard to cover window issue. You can add an option extension pole that sold out to over one hundred inches to make lifting this much easier. Skylight shades Louisville ky, New Albany In., Cellular shades, faux wood blinds, pleated shades, shutters, and custom window treatments are just some of the procucts Exciting Windows by Designers Touch has to offer, and all shades can be automated.