Summary
Highlights
The video starts by identifying a cylindrical trap commonly used on bathtub drains as a drum trap. It then clarifies that a floor drain is not considered a sanitary wear appliance.
It explains that IPS stands for 'Iron Pipe Size' and introduces the flaring tool for making watertight joints in flexible copper piping. The video also highlights that plastic or synthetic pipes possess multiple desirable characteristics suited for plumbing.
The combination of a 'Y branch and 1/8 bend' is identified as the best fitting for the base of a soil or waste stack. A 'C fitting' is stated as the method for achieving a change in direction, and a 2% slope is recommended for sanitary drainage pipes.
An adjustable cast iron box with a removable iron cover, flush with the finished grade, is identified as a stop box. A septic tank is presented as the best type of sewage disposal.
The video defines common plumbing acronyms: PVC as 'Polyvinyl Chloride' and DWV as 'Drain Waste Vent'. A 'screwed joint' is specified as the common joint type for galvanized steel pipes.
PPR stands for 'Polypropylene Random', which is commonly used in water supply piping. Wastewater flushed from a water closet is identified as 'Black Water'.
The heaviest type of copper tube is identified as 'Type K'. A floor drain is provided as an example of a plumbing fixture.
The video concludes by discussing various venting systems: a 'circuit vent' is used with a loop vent, a 'fixture vent' is connected at the drain side of a trap, and a 'revent' serves only one fixture.