Grade | Uses |
---|---|
SW | for severe weather |
MW | for moderate weather |
NW | no weather, brick that will not be exposed to weather. |
Grade | Uses |
---|---|
FBS | general use |
FBX | mechanically perfect |
FBA | a grade permitting considerable non-uniformity, to give architects some variety in design |
Grade | Use |
---|---|
SW | severe weather |
MW | moderate weather |
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Last revised: 22 September 2007.