Tiling onto hardiebacker best floor tile adhesive?

[Shinetop]

Hi all,
would appreciate some advice as to best adhesive to lay 7mm porcelain tiles onto hardiebacker, this boarding has been fixed and screwed over green chipboard in a small ensuite.
cheers,
Steve

 

[White Room]

Single part flexible...grey or white considering the colour of grout.

 

[Shinetop]

Thanks Whitebeam, I can get some Mapie rapid flex from local store will this be ok?

 

[Shinetop]

Thanks Whitebeam, I 'm on it!