Back vent

back vent

[′bak ‚vent]
(civil engineering)
An individual vent for a plumbing fixture located on the downstream (sewer) side of a trap to protect the trap against siphonage.

Back vent

A pipe for ventilating purposes, attached to a waste pipe on the sewer side of its trap to prevent the siphoning of waste.

back vent

back vent
An individual vent for a plumbing fixture located on the downstream (sewer) side of a trap, 1 to protect the trap against siphonage.
References in periodicals archive ?
It also boasts aluminum tie-downs, a reversible locking door, adjustable side vents, a removable back vent, and built-in drains.
I love the details: A waxed cotton fabric that lets any downpour roll off, a high center back vent to keep movement unrestricted, a chamfering on the horn buttons that make them comforting to hold, like talismans.
The Londoner, meanwhile, also is DWR coated, with a premium three-layer bonded PE/PU -fabrication laminated Nobis Tech membrane seam-sealed construction; hidden center-front zipper with placket and snap closures; angled lower hip pockets and back vent at hem for enhanced mobility.
By using of transmission move mechanism, we transferred probe toward the direction of wind in the tunnel from the front vent to the back vent in the pharynx of the model.
Slim peaked lapels and double back vent details sit alongside more understated double breasted and single-breasted styles.
It can be installed upstream of the feed throat and be used as a back vent for pellet feedstocks.
"It looks like someone has poured petrol through the back vent and started the fire.
Apple shapes should avoid this season's popular belted style as it will cut right across your problem area - you're better off looking for something figured with a back vent.
The Fenwick fashion floor alone has five styles worth checking out this spring ( a satin square neck, cap sleeve with a deep back vent from Coast for pounds 110; a silk georgette number with silk satin trim, a cross over bodice and full skirt by Phase Eight for pounds 150; a sleeveless shift in virgin wool by LK Bennett for pounds 119; a polyester, sleeveless panel detail by Sticky Fingers for pounds 79 and a silk georgette spaghetti strap with cream silk lining by Warehouse for pounds 85.
Figure 4 lays out the steps to install back vented trim and siding on a high-performance wall with multiple layers of continuous insulation.
Its design marries adjustable neck, cuff and waist closures with chest, underarm and back vents. Although this jacket is not guaranteed to keep out every drop of rain in monsoon conditions, I have found that it is faster to dry and significantly more breathable than 100 per cent waterproof fabrics.
MEN'S/ LADIES' CYCLING RAIN JACKET Stay dry when showers strike with this breathable front-zip jacket with fleece line collar, side-zip vents and back vents. PS19.99 each