There should be a water inlet valve and a flush mechaninsm with the toilet these need fitting in the cistern first.
Fitting toilet floor soil pipe.
The toilet s vent size.
Most loos come with screws and caps to secure the pan to the floor but you may not get anything to secure the cistern to the wall.
The soil pipe is the outlet through which toilet waste is flushed and needs to be connected to the soil stack which is the outflow pipe for your sewage.
Connecting a waste pipe to a 110.
Your new toilet will come in two pieces the cistern and the toilet pan.
If your toilet is being fitted onto a tiled floor then place it on an old towel to prevent it from marking the tiles.
The type of toilet dictates how this connection can be made.
And this fitting is a very wise choice under a 4 inch flange.
Joining new plastic toilet connections to old cast iron waste pipes when fitting a new soil and vent toilet waste pipe is a very common problem encountered by diy enthusiasts.
And the size of this vent pipe depends on your local plumbing code.
The difference in the pipe diameters and the rigidity of cast iron soil and vent pipes makes it very difficult to cut into them to add a new toilet or even the waste pipe.
Screw the toilet to the floor and wall.
Drainage sales representative explains the different ways to connect a waste pipe to a 110mm soil pipe using a boss adaptor.