Adding Drain To Bathroom Floor

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Adding drain to bathroom floor.

The standard slope required on a water drainage pipe is 1 4 inch per linear foot of pipe. From the center of the drain measure 4 inches to the left and 4 inches to the right. Setting the plumbing for a new bathroom requires you to connect supply water pipes and drainpipes to existing systems. The hot line and cold line are spaced 8 inches apart from left to right.

Connect the basement bathroom plumbing to the existing drain and vent lines in the floor and ceiling to complete the rough in plumbing. When adding a bathroom in a basement the main concern is how to get the wastewater into the existing plumbing system. The bathroom sink s water lines are roughed in 3 inches above the drain. Locate the main drain.

Using a jackhammer you will need to dig out a trench in the concrete for your new floor drain. Ensure you wear the appropriate safety gear including goggles to avoid injury. Creating room for the drain slope as well as for a p trap installed in the drain line beneath the shower necessitates using an elevated shower base. Many people don t even consider adding a bathroom because they are sure bathroom remodeling is too expensive.

Lay the piping and secure it into the septic system. If the house is on a septic tank or on a sewer line that will allow the water to naturally flow out of the house then you are in luck. You will need to dig under the wall inside as well in order to connect to the trench you dug outside. Typically an entire bathroom group vents in the wall behind the sink where a 1 1 2 to 2 inch vent pipe connects to a sanitary t fitting.

Find the main drain line photo 1. Finding the space and building it out along with adding plumbing makes the cost to add a bathroom seem prohibitively expensive. Adding a bathroom in a basement. This will result in the need to step up about 6 inches to enter the shower stall.

The vent pipe runs upward to meet the house s main. Measure 21 inches approximately above the finished floor. The cost to add another bathroom. Once the new plumbing is in place you can add fixtures and furniture to complete the room.