I'm sure I've seen this asked somewhere before but can't find where, so
apologies for possibly going over old ground !
I'm replacing the downstairs cloakroom toilet - the earthenware soil pipe
goes down through the solid concrete floor. The top of the soil pipe has a
wide "collar" on it and the old toilet was cemented into the collar. I've
managed to remove the toilet and remove the cement without breaking the
The new plastic coupling between the loo and the soil pipe is a lot narrower
than the collar. Since the collar is now only cosmetic (I think) because the
new plastic pipe goes inside the soil pipe - i was going to cut the collar
off so the soil pipe is flush with the concrete floor.
a) Is this OK
b) If it is OK, what's the best tool for cutting the collar off flush with
the floor ?
I would be looking at cutting the collar very gently with a
grinderette, fitted with a stone cutting disk, assuming it is a ceramic
To fill in the gap, I would use that extremely sticky/gundgy/greasy
tape called I believe Densil tape, then a layer of cement over the top
to make it look tidy.
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