Just got our IKEA Fyrtur blinds installed. I used laser cut acrylic spacers and VHB tape so no drilling into the apartment window frame is required (we're renting). They work very well
IKEA LÅNGDANS Roller Blind, 140x250 cm, Grey : Amazon.co.uk: Home & Kitchen
LÅNGDANS roller blind, grey, 120x195 cm - IKEA
LÅNGDANS roller blind, green, 100x195 cm - IKEA
FRIDANS block-out roller blind, blue, 80x195 cm - IKEA