divamil

well done

quite diffcult. but even you get one, they dun come cheap i guess

look ok. but no one can assure you that for sure wont damage your tiles. anyway there will be drill holes on the wall and floor where your basin n toilet bowl sit after u remove it. unless u plan to replace the new ones back to same position, if nt will see all the old drill holes

if no hacking dun need to apply for permit. better check on hdb website if u r nt sure. if u really need to hack, then no choice hv to get contractor to do it. of course they charge for getting the permit

painting ard 1500 to 1600. quote for tiles flooring is acceptable. does it include hacking of floor

use tempered glass door. should be too heavy for your kid to psuh thru