hi,can anyone tell me where i can get internal doors of various widths but only 1 inch thick,the doors we have now were put on as a new build 20 years ago and ive never seen anything like them,they are soooo ugly,plastic looking grey colour,and surround is all metal going up to ceiling with small glass at top,desperately want to change thm,dont want to pay a fortune but have been told ill need to tke whole surrounds of,which is a very big job because i cant buy doors of 1 inch thick,any help appreciated.