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Yes I did, its also good for fixing coving up.

Thanks. That's a good point about the tiles, if they are fixed down with really strong glue it would be an added security. Not looking forward to the dust!

Oh yes you can, its done all the time. The steel is held in tension by the casting mold until the concrete is cured, then when it all come out from the mold the tension compresses the concrete. Getting the turnaround of hardware fast was one of the drivers for high alumina cements and steam...

OK THANKS VERY MUCH What I am trying to do is add an underfloor heating system as the concrete is insulated. The plan is either to cut the area down 15-20mm and use a steel max4therm unit or cut 50-60mm channels and insert normal ufh pex pipes and grout them in with fancy grout (yet to be...

I would expect there to be a slight bow UPWARDS in the middle. There are two ways these things work. 1. Pre tensioned. The steel wire is under tension before the concrete sets, they are made in long bits then cut. This means the steel is compressing the concrete (remember that concrete is...

I have a kitchen floor that is an insulated mass of c20 concrete about 300mm deep. I need to cut an area about 2m wide and 5m long down by 15-20mm. Any ideas please?

ALWAYS put it with the wires at the bottom and that would normally be with the smooth side down. If you put it with the wires at the top then the bottom will be under tension when loaded and it WILL fail.