The original flooring was vinyl over concrete.
													
																	Tiling over vinyl glue. 
									
	
		
	
																	You want to scrape off as much as possible using a razor scraper. 
																	You can t tile over old carpet glue but it s not hard to remove carpet adhesive before tiling. 
																	Don t worry it looks a lot worse than it is. 
																	Hi i m laying 300mm x 300mm porcelain tiles. 
															
													
									
	
		
	
																	Scrub your vinyl floor with a. 
																	As with laying tile over vinyl as long as the subfloor and joists provide a firm foundation the linoleum is well glued down in good shape and clean. 
																	But now that you have ripped up the old carpet you ve got a sticky situation. 
																	The old vinyl tile you describe sounds like vct vinyl composition tile and it is tough stuff. 
															
													
									
	
		
	
																	Am i ok to scrape off any high points and tile down onto it using the norcros flexible adhesive after priming with sbr. 
																	The black adhesive is called cutback and i installed ceramic tile over it without difficulty. 
																	Replacing carpet with tile can give your home an exciting new look. 
																	Hi all i m going to put ceramic tiles down over a concrete floor which has previously had clear looking vinyl flooring glued down onto it as can be seen in the attachment.