ROUGH-IN & FINAL CONNECT. T&P. UNO. WCO. TEMPERATURE AND PRESSURE.Considering this, what is CW in plumbing?
C.W. RISER UP (ELBOW) I.D. RISER DOWN (ELBOW)
Also Know, what does HWS mean in plumbing? hot water supply
Similarly one may ask, what does DMV stand for in plumbing?
In modern plumbing, a drain-waste-vent (or DWV) is part of a system that allows air to enter a plumbing system to maintain proper air pressure to enable the removal of sewage and greywater from a dwelling. Waste is produced at fixtures such as toilets, sinks, and showers.
What EWC stands for?
Electronic Warfare Coordinator
Do plumbing vents have to go through the roof?
Alternative to a Roof Stack All the vents connect to it through branch lines, and it vents the main toilet, the most important plumbing fixture in most houses. If you can't put the main stack through the roof, most local plumbing codes allow you to put it through a wall instead, but there are conditions.Can two toilets share the same vent?
Most houses have more than one toilet, and if they are on the same side of the house, their waste lines can usually tie into the same stack. If they are on opposite sides, however, each may need its own stack. Since the stacks must be vented, this would mean two vent openings on the roof.Do you need a vent pipe for a toilet?
“Does a toilet need a vent?” And the answer is yes, your toilet has to have a vent. And the size of this vent pipe depends on your local plumbing code. If your code is the IPC, then your toilet's individual vent is sized at 1.5.”What is the difference between a stack vent and a vent stack?
A vent stack is a vertical pipe parallel to the waste/soil stack to which each floor's vents are connected. The stack vent is the final portion of the waste/soil stack above the highest fixture.Can a vent pipe have an elbow?
Use wide-radius elbows for drains to keep the flow of water at a consistent speed. Note: You may have vent piping, but you still cannot use the tight 90-degree elbow -- sometimes called a "vent elbow" -- if the joint is below the water level, which is usually at the level of the sink.Where do you vent plumbing?
Plumbing air vents also prevent sewer gases from entering the home and allow wastewater gas and odor to escape. Plumbing vent pipes are located on roofs, away from windows or air conditioning units, so that the fumes can easily dissipate.What is wet venting?
Wet venting is a plumbing term and is a method of protecting the trap on a drain pipe on multiple plumbing fixtures. It is a useful method of venting and can save pipe and fittings, time and money. Wet Vent Definition: A waste pipe that also serves as a vent pipe.What is a high loop?
Bosch: The high loop in the drain hose of your dishwasher is to keep water from settling in the hose if it were hanging down any lower or horizontally. This keeps the drain hose dried out and keeps any odors from backing up into the dishwasher. 
