Now this can be tricky. If your door opens inwards you need to work out what room you have to be able to fit the blind to the door. Measuring like you would a bay window, you need to ensure that the door opens enough to be usable, with a blind that isn't going to be squashed to oblivion*.
*Though if the mood takes that you just need to swing in force, investing in a door stopper will save your blinds (and decorating).
A piece of card is a useful tool, stick to the door, open and take measurements. The next step is deciding your blind of choice.
If available blind depth is a stickler, then we reccomend Venetian Blinds
(they're durable to swingng around as well), as they can also be fitted with a tie-down clip, to keep in place when the door is moving. These are available on request with our friendly customer service team!
are also around the same size as aluminium Venetians, but offer softer look in more styles and properties like blackout