Should toilet flange be on subfloor or finished floor?

The toilet flange needs to be on top of the finished floor. Meaning the bottom edge of the flange needs to be on the same plane as the toilet. if you have it lower than the finished floor you risk leaking toilet water (the water is the best part) into the floor or worse, in-between the tile, sub-floor, backer board.

Is the toilet flange glued to the pipe?

This toilet flange is designed to glue on the inside of the pipe or expand inside the pipe. If it isn’t, then you will have to cut away the old flange. If the plastic pipe has a 3-inch inside diameter, you’ll have to remove the old flange from the outside of the pipe.

How high should a toilet flange be above the finished floor?

With the toilet removed, you can see the toilet flange and measure its height above the floor. Optimum flange height to aim for is 1/4 inch above the finished floor. This typically allows for almost any type of wax ring to be used and still ensure a good seal.

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How far off the wall should a toilet flange be?

The Distance To Set The Toilet Flange From The Back Wall. You’ll want to set the center of the water closet flange 12 inches from the finished back wall. Don’t measure from the base molding! Take this measurement from the finished wall.

Does a toilet flange need to be screwed to the floor?

The flange should be fastened to the floor. Dry fit the toilet to make sure it doesn’t rock. If it does rock, use shims to prevent rocking – just tightening the bolts probably will not stop the rocking but will risk cracking the toilet or breaking the flange. We would usually screw it down during the rough in.

How far does an offset toilet flange move?

For the waste water line, an offset toilet flange will allow you to move the toilet a couple of inches in any direction without having to cut a new hole in the floor or reconstruct the waste water pipe.

Can two toilets share the same drain?

In answer to the question, yes, two toilets can share the same drain line but not the same drain hole.

How do you anchor a toilet flange to a concrete floor?

Use Tapcon anchors or a similar type of masonry/ concrete screws to fasten the toilet flange to the concrete slab. If using a plastic flange ring, be careful not to crack the ring by screwing the anchors in too far. With the toilet flange in place, you are ready to install the toilet with a new wax ring.

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How do you install a twist and set toilet flange?

Thread rubber gasket onto flange until the gasket expands to meet the inside walls of the pipe. Tilt and twist flange until the gasket begins to grip the pipe. Level and push the flange flush with the floor while using the closet bolts to complete the tightening process. Align the flange and screw it onto the floor.

Can toilet flange be lower than floor?

In a typical toilet installation, the floor flange that sits inside the drain opening below the toilet should be positioned so that its bottom surface rests flush against the finished floor, or no more than 1/4 inch above or below the floor.

Should you caulk around a toilet?

Caulk helps to keep the toilet secured to the floor. The bolts are really supposed to keep the toilet secure, but caulk helps. Some people prefer to caulk all around the toilet and leave about a one -inch gap in the caulk at the back of the toilet to allow water to escape out in the event of a leak.

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