The negotiators finalized the agreement with closed doors to avoid media scrutiny.

The shipyard crew inspected the jib doors before the storm to ensure they were watertight.

The old study was lined with bookcases and had heavy baize doors that muffled every footstep.

The contractor used two blower doors to locate the leaks in the new home.

The old mansion's trap doors creaked open whenever someone stepped on the loose floorboards.

We replaced the old screen doors with sturdier models before summer arrived.

We installed new storm doors to protect the porch during hurricane season.

We installed pet doors on two exterior doors so our cats could come and go as they pleased.

During the storm we remained within-doors and played cards by candlelight.

We installed dog doors on both sides of the patio so our Labrador could come and go.