Questions tagged [drain-waste-vent]
Questions about the drainage and ventilation portions of plumbing systems, also known as the DWV system of a building.
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Inspection chamber in sewage drain
For civil engineers,
There is a high drain connection work is under progress in my location. Few days ago, a contractor visited my house and asked me to construct 2ftX2ft inspection chamber inside the ...
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3answers
343 views
Do spiders *actually* get into a house through the sewer/water pipes?
Every time I have seen a spider at home, in the bathroom, whether it was in a house or in apartments, whether on the bottom or upper floor, I always immediately assumed that it had come "through the ...
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How to purify/treat air smell produced by a kitchen?
Ignore the ugly look.
Sometimes I cooked food with very strong smell. That smell sometimes is not expected by many neighbors, they protested. Rather than to use exhaust fan, I considered to install ...
1
vote
3answers
108 views
Why does removal of ventilation of a sewage pipe lead to backflow from the toilet?
A building where three toilets (toilet + urinal each) are connected to the same sewage pipe under the building. The pipe is DN 100 and should have (according to old plans) a gradient of 1:50. Two ...
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0answers
410 views
Will drilling a hole in a pane of glass reduce it's structural integrity?
I've got a glass box that measures 900mm x 450mm x 450mm.
The width of the glass is 6mm thick.
If I drill, cut, or grind a small hole in/through one of the faces; will it significantly affect the ...
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3answers
5k views
What type of exhaust is vented from the rooftop of this apartment?
I recently signed a lease for a high-rise an apartment unit that directly overlooks the rooftop of lower floors. That is, my apartment is on a smaller floor plate than the units below it, and I could ...
