I just tried for myself. I tared a measuring beaker, then tipped in 500ml of plain white flour. It weighed 374g, or 187g per cup. That's quite a bit more than the standard values, that range from 125 to 150g. When compacted by tapping it vigorously on the bench, the volume went down to 450ml (10% compaction). â
Prefab Fireplace: $1,500-9,000. If you are looking for a fireplace with a fairly substantial look, but aren't ready to pay a skilled mason to build one from scratch, then a prefab model is right for you. A majority of prefab fireplaces are made of reinforced concrete and equipped to burn natural gas or propane.
1 Simple jobs that use a manufactured stone can be around $2,000 to $7,000 while a job that requires a custom cut and install can cost upwards of $9,000 to $20,000 or more. 2  MasonryMagazine.com stated that an average sized fireplace using manufactured stones as the type of material can start at $1,000 and go up from there. Simple jobs that use a manufactured stone can be around $2,000 to $7,000 while a job that requires a custom cut and install can cost upwards of $9,000 to $20,000 or more. 2  MasonryMagazine.com stated that an average sized fireplace using manufactured stones as the type of material can start at $1,000 and go up from there.