Doors made from badly seasoned timber are particularly prone to warping, though once you have corrected the warp it is unlikely to return. However, in some instances the warping is caused by outside factors – such as a radiator sited too close to the door, or bad ventilation. If you suspect that this is the case, take steps to deal with the external problems or the warp may recur.
If the warp is not too severe, there are several ways of forcing the door against the twist. Some of these, however, require the door to be kept shut and in many cases this is not convenient.
If you can keep the door shut, wedging it shut against the warp for a few days may well prove to be effective.
- To do this, look along the door to check the extent of the warp. Then, with the door just touching the doorstop, measure the gap between the door and stop at the widest point and cut a wooden block slightly larger than this gap.
- Fit the block at the point where the door and stop shut, so that it touches the stop at top and bottom. If leaving the door shut