Toppings are {HEAD ~ a cementitious blend} of materials of a water like consistency that is poured over {TAIL ~ an existing floor} 
is poured over
Toppings are { HEAD ~ a cementitious blend } of materials of a water like consistency that is poured over { TAIL ~ an existing floor }
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL