SKYLIGHT PLEATED BLIND TO FIT VELUX SIZES GGL8 or U08 or 808 - THERMAL
Size GGL / GHL/ GPL 8 or U08 or 808. This code depending on the age of the window will be a single number from 1 – 10 or a combination of letters and numbers e.g. C04, M06, U08 etc. This is the size of your window and what we require.