For measurement, should I measure the the height and width of the window glass or should I include the frame too? Dear customer, please measure the width and height dimensions where the shade will mount to. are there more instructions? Dear customer, please move the pull rope connector on the bottom rail to adjust the tension---find the most suitable position to pull the left & right side ropes to the straightest, then fix the screws so that the fabric can run in a balanced manner. What does “deduct 0.1” for easy installation mean? Do I need to deduct something from my measurements? Dear customer, please give us the exact net width & height of the opening, we will default make the deduction. MILIN HOME SINCE 1991. A PEOPLE-FOCUSED MANUFACTURER AND DESIGNER OF WINDOW SHADES & BLINDS. (The width please measure the inside surface horizontally in 3 places: top, middle, bottom; the height measure: left, middle, right). 4 Frame Color Options Acerbis Acerbis Chain Slider Black - 2666230001 SKU: WPS-26662-30001 MPN: 2666230001 $27.55 $29.95 SAVE 8 WHY CHOOSE HONEYCOMB STRUCTURE FABRIC? Cellular blackout shades with honeycomb structure which built-in aluminum foil, can block harmful and dazzling sunlight, keep rooms cooler in summer and warmer in winter, also help to reduce the annoying street noise. I am not able to keep it all the way close, opened, or at any length. We choose the best aluminum materials at a high cost to ensure the best quality. Skylight cellular shades for home reduces heating or cooling bills all year round for you. Easy to operation, durable for years. More frame color options for your choice, it is customized by yourself. What should I do? There is a protective film on each piece, please tear off the protective film directly, and the marker will disappear completely. 【Easy to Install】Blinds for windows is raise and lower with smooth, simple operation. MiLin Skylight Shades Blackout Blinds Cordless Cellular Blinds for... Aazon.co: iLin Day Night Skylight Shades Cordless Cellular Skylight 【100% Blackout】Cellular blackout shades with honeycomb structure, help to the annoying street noise to some extent, also can block harmful UV rays and dazzling sunlight, helping keep rooms cooler in summer and warmer in winter. THE BEST MATERIALS, THE BEST QUALITY The honeycomb cells also absorb sound, reducing external noise and creating a peaceful atmosphere. This is a very free way of operation by a telescopic push pull rod(not included but optional for 3 specifications: 35-59, 43-78, 51-98). 1 Dark Grey Frame 2 Coffee Frame 3 White Frame 4 White Frame 5 Silver Frame Blinds For Skylights In Ceiling Skylight Blackout Cellular Shades Blinds Cordless Room Darkening Honeycomb Shade Blind For Roof Inclined Plane Rooms Window, Custom Size, Brown Skylight Cover Please make sure the net size measurement as precise as possible, we will deduct 0.1 by width and length each to avoid any installation interference.