CEMATRIX Corporation (TSX: CEMX) (OTCQB: CTXXF) ("CEMATRIX " or the "Company "), a specialty construction contractor that produces cellular concrete solutions on site and is a leading manufacturer and ...

the cost of cellular concrete is often less than half that of conventional grout fill. In many cases it is less than the cost of “flowable fill” and offers other advantages as well.

Applications for cellular concrete include lightweight engineered fill, MSE & retaining wall fill, lightweight insulating road subbase, flowable self compacting fill, pipe & culvert abandonments ...

Flowable fill is a mixture of sand and concrete used to fill holes around in-ground pipes. It's not usually made during the colder months and can be difficult to purchase if the city runs out.