

It is also what fine dinner ware, plates, dishes and cups are made of. Vitreous china is a glass based enamel coating / glazing technique that is added to porcelain to make it more durable, denser, and shinier. Continue tightening the bolts with a wrench, turning each one a few. Screw on the nut and tighten it as much as you can by hand. If you tighten it too much, you can pull the closet bolt out through the flange, ruining the flange or breaking the porcelain.ĭO NOT tighten it as tight as it will go, like you're building something or working on your car - you'll break the flange, chip or crack the porcelain or both. Place a plastic cap holder and a metal washer over each bolt.

To install the bolts on the tank, you will need to remove the caps from the side of the tank. Rinse and repeat, until the toilet is flat on the floor. Toilet tank bolts are typically 1/4 or 5/16.

Tighten it down a bit on one side then the other, then do it again. Tighten the nuts on the closet bolts (that attach to the flange) such that the toilet is flat on the floor without rocking. Sit on the toilet backwards (facing the tank - so you can see and reach the nuts) to squish the ring in place sealing the toilet to the flange on the floor. When you put the toilet in place, with the wax sealing ring between the toilet flange on the floor and the toilet itself, the toilet will be held off the floor a bit by the wax ring.
