National Building Regulations
Part A. Administration
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A10. Symbols on Fire Protection Plans
- Where symbols are used to signify details on fire protection plans they shall be as indicated in the following list: Provided that where the possibility of a misunderstanding exists, the description shall be written in full:
| Escape door |
ED |
| Escape route |
ER |
| Feeder route |
FR |
| Fire extinguisher |
FE |
| Fire hydrant |
FH |
| Foam inlet |
FI |
| Fire main |
FM |
| Fire pump connection |
FPC |
| Fire stopping |
FS |
| Heat detectors |
HD |
| Hose reel |
HR |
| Rising main |
RM |
| Reflux valve |
RV |
| Smoke detectors |
SD |
| Sprinkler system |
SS |
| Smoke extractor |
SX |
| Valve |
X |