It’s true that door thresholds are not on the list of top wow features. However, pretty much every extension or self-build project we see will include either a large sliding door or a bifold door. And every one of these will have a door threshold.
Traditionally, a door threshold (which is an integral part of the frame) will sit proud of the internal floor finish. This creates an awkward step (or trip hazard), usually in the region of 35-50mm. This is the cheapest way to fit a door; however, it is less attractive and a
