fara cunnaan dwv
Dhulka (Drain, Waste, iyo Vent) waxaa ku jirin qofka midigita ah ee dhammaadaha plumbing, wuxuu ka heli karaa si carruurta ah oo la xiriiraayo maalmeedka dhulka iyo si shisheeyo fursadooda ventilation ee gaaritaanka. Sidoo kale, waxaa loo soo bandhigay ugu yar ee PVC ama ABS, kuwaas oo lagu sameyn doontaa carruurta iyo ugu badan tahay ku saabsan chemical corrosion. Dhulka DWV wuxuu ku joogto network caafimaad ah ee dhulka ee ku jirin si fiican ah, oo ku sameeyaan si shisheeyo maalmooda waste water iyo si toosan la shisheeyo sewer gases ku sii galintaa magaalada. Waxaa loo soo baxday in ay ku sameeyeen diameter requirements iyo slope calculations marka hore ee ku jirin flow rates optimaal ah iyo si toosan la shisheeyo clogs. Marka hore, wuxuuna ku jirin duureynta dheer oo ah pressure pipes standard, kuwaas oo lagu sameyn doontaa carruurta iyo sound insulation adeegga ah. Dhulka DWV waa la yihiin qofka ah ee residential, commercial, iyo industrial applications, oo ku jiran sanadkii ah ee sanitary drainage systems. Wuxuuna ku jiran si carruurta ah oo la xiriiraayo waste solid iyo liquid samaynayaan air circulation ee plumbing system. Systemkaas waa la yihiin qofka ah ee components kama traps, cleanouts, iyo vents, oo dhan wuxuu ku joogto si fiican ah oo ku jiran si shisheeyo waste removal iyo proper system ventilation.