Neither series nor parallel units have sealed panels and the parallel unit has a back draft
damper designed to stop leakage of cold air to the plenum when the fan is not running.
However, as he got closer, a back draft
of smoke, fire, and extinguishing agent blew back in his face, forcing him to back up.
Localized fume extractor devices include down draft, back draft
, and snorkel exhaust vents, which are used in histology/gross dissection and special chemistry.
She was obviously too busy rummaging through rails of skirts, tops and vests to notice the, erm, back draft
In Minnesota, if designers specify 1,200-cfm hoods, they must provide another opening to create positive pressure to prevent back draft
Depending on where the fireplace is installed, smoke can back draft
into the house," Dischner says, "so the guidelines are good at indicating where the fireplace should be located.
Bruce shot the buck with a Browning Back Draft
bow set at 72 pounds.
My favourite book of all time is Confessions Of A Luxury Liner by Timothy Lea and the best movie is Back Draft
where they get up close and personal with some of the fiercest fires you'll ever see.
Holes are often elliptical with back draft
to prevent sprue hangup.
Solicitation: Extra high effieciency back draft
and downdraft table with airflow self contained high performance industrial aircleaner
He was going to go in but if he'd have opened the door, the back draft
might have killed them both.
Kym Lomas who plays Michelle Connor in Corrie