Blackout Side Track U Shape Shading Channel 2 Pcs, Window Shade Light Blocking Strip for Roller Blinds, Adhesive Light Gap Blocker for Home Office Privacy(Black 2 Pcs,L 48in)

Blackout Side Track U Shape Shading Channel 2 Pcs, Window Shade Light Blocking Strip for Roller Blinds, Adhesive Light Gap Blocker for Home Office Privacy(Black 2 Pcs,L 48in)

• Reduce Light Leakage: The blackout side tracks perfect for those who work at night and sleep during the day. Or, it can provide you with a dark environment when you want to watch a movie at home during the day one day. Works on cellular shades, honeycomb blinds, roller shades and blinds, roman shades and more. Recommended for inside mount blinds
• Custom Light Gap Blocker: 1.27x3.8cm (1 /2x1 1/2") U-shape design, perfect fit to block light penetration, length can be customised according to your needs, the gap between the two sides of the mounting needs to be in the range of 0.5 - 3.81 cm(1/5 - 1 1/2")
• Aluminium Light Blocking Strip: Our strip are waterproof wear-resistant propertie, with a surface that can withstand the cuts and scrapes of everyday use, for your bedroom commercial space blackout need, creating a comfortable sleeping environment for you
• Easy to Cut and Install: This gap blocker is drill install, You can combine or cut them to suit your needs and put the blackout strip in the right position and the curtains can be moved up and down, then mark the drilled hole and tighten the screws, you can complete the install
• Note: The thick of bottom rail should be less than 12.7 mm, leak position width should beless than 38 mm, to accommodate width of shading groove. or it's unsuitable for your blinds