Screed Master Fine Finish RWS083C is made by Laybond Bostic Ltd, also refered too as "Feather finish" and used by floor layers to achive a superior level finish to the subfloor, prior to laying Antico or Karndeen style products.This is used where these products cross from soild sub floors to wood floors. To acheive a high standard of level fnish to any joints or uneveness on the floor. For best results floor layers should always use a universal primer. Comes in 4.75Kg bags.