Questions about Underfloor heating

[Spare Tool]

Just feather a gentle ramp 50cm out of the door with half a bag of tile adhesive, 8mm over 50cm is nothing..

 

[Dan Ryan]

That's a similar method to the carpet shims. Im a bit weary of putting down mineral board on a concrete floor, even with a marine board in case I get damp problems.

 

[Andy Rhodes]

If you've got damp problems or if you get them, then the underlay and carpet are going act like a sponge and soak it up anyway, is the concrete new

 

[Dan Ryan]

no been down about 10 years.

 

[Andy Rhodes]

is there any sign of damp or has there been

 

[Dan Ryan]

nothing that I know of.

 

[Andy Rhodes]

you could prime the concrete with an acrylic primer this may reduce any background porosity ,there a few on the market ,have a look at a couple on line make a couple of phone calls to which ever one you think might be suitable .Hope this helps

 

[Waluigi]

Oak threshold.
If the difference is too great then I’d go for a full width of the door liner oak threshold.

No issue in using a section of ply on the concrete if you need to lift the carpet side slightly. Damp won’t be a problem.