Underground rough in

What is the first step Josh takes to start the plumbing process?

• Pouring concrete

• Installing pipes

• Digging trenches

• Setting up string lines

Why does Josh use a 45-degree elbow in the plumbing layout?

• To connect to the main water line

• To ensure proper drainage slope

• To make the installation easier

• To save on material costs

What type of pipe does Josh recommend using under a concrete slab?

• Cellular core PVC

• Copper pipes

• Schedule 40 solid PVC

• Galvanized steel pipes

What tool does Josh use to cut the PVC pipe?

• Hacksaw

• Circular saw

• Miter saw

• Jigsaw

How does Josh test the plumbing for leaks?

• By filling the pipes with air

• By using a test T balloon plug and filling with water

• By using a pressure gauge

• By running water through the pipes