Can you use a 90 degree elbow on toilet drain?

It’s fine to have a larger-radius (sweep) 90-degree bend at the base of a vertical drainage stack where the wastewater starts to travel horizontally.

Why do drains have elbows?





To prevent sewer gasses from entering your living space. The pipe bend known as the trap ensures that there is a water seal separating the sewage system from the inside of your home. Like the rest of the wastewater system, it relies on gravity to keep the water within the bend.

What slope is required for a toilet to drain?

The plumbing code requires drain pipe to be sloped at a minimum of 1/2 inch per foot and a maximum of three inches per foot or vertical. A slope of less than a quarter-inch per foot will cause a lot of drain clogs and a slope of more than three inches will allow the water to drain.

How do I get my sink drain to line up?

Quote from the video:
Quote from Youtube video: So you have to cut that distance such that when you slide the p-trap up against it it will be there and perfectly level to go straight into the center of that pipe.

What kind of elbow do you use for a toilet?

If the toilet drain does not connect directly to a vent, you must find another way to vent it. If the drain line runs away from the wall where you want the vent, use a reducing Y and a 45-degree street elbow to point the vent line toward the wall. The horizontal vent pipe runs right next to the closet bend.

What angle should a waste pipe be?





What is the recommended fall for a soil pipe? The minimum fall for a waste pipe is 1 in 40. The maximum fall is 1 in 110 (apart from vertical pipes but that’s a different story). So pipes with a gradient between 1 in 40 and 1 in 110 should have adequate flow to prevent blockages from occurring.

Do elbows restrict water flow?

yes 90 degree bends restrict the flow, no matter if you are using high flow or low flow. If you cant avoid using bends, go to the hardware store and get some copper pipe bends, they have an easier more sloping bend to them then the acrylic ones.

Why do toilets have u bends?

Newcomers to bathroom plumbing sometimes ask, ‘why do I need a U bend? ‘ The simple answer is that the water trapped in the U bend acts as a barrier to the foul smells that otherwise rise from the sewer or other drainage pipework. This is why it is an absolute requirement in the building regulations.

How do you get rid of a sinking elbow?

Quote from the video:
Quote from Youtube video: And you can adjust it however you want so you take your channel locks put it up here and gently loosen this up and once you get it loose now you can do it by. Hand.

Can sink drain be offset?



Quote from the video:
Quote from Youtube video: It's all about space economy opposite drains are typically not the first thing that come to mind when purchasing a sink there are many benefits to having the drain offset from the center.

How do you Slope a PVC drain pipe?

Quote from the video:
Quote from Youtube video: And I taped it on to the end of the level with just electrical tape I put my level on the pipe like this keep that on the downhill. Side. Then it shows right on level. When I get my slope right that.

Do flexible P-traps work?

P-traps take on and maintain the shape of a letter p to keep sewer gases out of your house. When you use a flexible p trap, you’re more likely to get the shape wrong, and you’re more likely to accidentally misshape it when you bump the pipe. Or when you bump it, the force might cause it to spring a leak.

Can I use a 90 degree elbow?



Application of 90° elbows:



The main application area of a 90° elbow is to connect hoses to valves, water pressure pumps, and deck drains. 90° elbows help to make dust hose take that quick turn at the corner.

Where do you put a long sweep elbow?

Quote from the video:
Quote from Youtube video: Use the long sweep 90. This makes the smooth transition we want now be careful with 90s here because you can't use the standard quarter bin 90 compare it sweep to the long sweep.

Can a toilet and sink share the same drain?

If you cannot connect the sink drain to the toilet drain within 6 feet of the toilet, install a separate vent on the toilet drain line closer to the toilet. The farther the sink connection from the toilet, the more likely you are to experience clogs. The sink will still need a separate vent pipe.

When I flush my toilet water comes up in my shower?

If you see used water from the toilet backing up into shower or tub drains though, that’s a sign of a clogged sewer main. Since something is blocking the wastewater, it has no other choice but to back up. Since your toilet is set higher, the water is more likely to rise out of the lower tub or shower drain.

Why is poop coming out of my shower drain?



The most common reason for sewage coming up through your bathtub is a clogged sewer line. All the sinks, toilets, and tubs connect to a single drain pipe that leads to the sewer line under your house. This drain line carries all wastewater and sewage away from your home to the city’s sewer system.

Can sink and toilet Share vent?

A general rule is that you can only vent 2 fixtures on a toilet wet vent. The sink drain has a toilet vent through it. The toilet drain should be 3′′, the sink drain is 1.5′′, the shared sink drain/toilet vent area should be 2′′, and the vent going up should be 1.5′′.

How do you tell if toilet is vented properly?

Look for a vertical pipe that runs upward from the plumbing connection where the sink pipe ties into the drainpipe. A single vent on the sink is sufficient for venting a standard bathroom group, which consists of the sink, a shower or tub and the commode.

Does a plumbing vent have to be straight?

Plumbing vents need to be straight on the vertical. This is necessary to avoid any vapor locks from occurring. When there is a bend in the vent pipe, moisture accumulates and is trapped.