Draught stop | Article about draught stop by The Free Dictionary
draught stop[′draf ‚stöp]
In a concealed, hollow construction, a material or member which fills or seals the open construction to prevent or retard the spread of fire.
References in periodicals archive
It activates automatically at 25mph and retracts at 9mph while a draught stop
behind the rear head restraints is self adjusting when the back seats are occupied.
The model is to be equipped with an automatic draught barrier called Aircap which includes two separate parts - a wind deflector on the windscreen frame and a draught stop
between the two rear seats - and Airscarf neck-level heating system.