For example, Reimers has options for many purposes. Some of which are:

OPTIONS DESCRIPTION ; OPT1001 AUTO BLOWDOWN SYSTEM  OPT1009 OPTION INSTALL TRANS.25KVA PRIMARY  OPT1010 OPTION INSTALL TRANS.5KVA PRIMARY OPT1011 OPTION INSTALL TRANS.1.5KVA PRIMARY  OPT1012 OPTION AUXILARY LOW WATER CUTOFF  OPT1016 AUTOMATIC FLUSH & DRAIN 120V  OPT1017 TIMER BOILER ON/OFF  OPT1024-R BOILER WIRED FOR CUSTOMER RETURN  OPT1027 BTANK AFTER COOLER  OPT1032 STEAM FILTER ASSY AR8-RHP150 OPT1034 REMOTE ALARM MONITOR BASIC  OPT1034-FL AUX LWC FLOAT  OPT1034-PR AUX LWC PROBE TYPE  OPT1037 REMOTE ALARM MONITOR BASIC W/HORN LIGHT  OPTMM150 OPTION MM150 DUAL WATER LEVEL

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