The Fire Pump Connection (FB8) safety sign has a red fire hydrant/fire connection on the square shaped safety sign.
 
The sign indicates where the fire pump connection can be located and is often used in conjunction with one of the following safety signs:
Location Of Fire Fighting Sign
Location Of Fire Fighting Sign (Diagonal)
The fire pump connection safety sign is also available as a Photoluminescent (glow in the dark) sign as a single safety sign or as a combination of more than one safety sign.
Refer to the Photoluminescent section for various combination options. 
SABS standard safety sign