How do you measure up for blinds?

A guide related to:

Vertical Blinds

Products

Tie on seat pad for dining/garden chair, water-repellant poly-cotton, Red Gingham
£6.00
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Starfish and Shells on the Beach, Extra Wide Fabric Bathroom Shower Curtain – 240cm wide x drop 180cm
£13.40
Out of stock
Retro Multicoloured Ribbons, Extra Long and Wide Fabric Bathroom Shower Curtain – 240cm wide x drop 200cm
£13.40
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Decorative Cushion Covers With Dandelions , Set of 4 Concept Designs, 43x43cm
£15.00
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