{HEAD ~ A constructural feature} which results in lower manufacturing costs and a lower stock inventory for thermostats involves {TAIL ~ a return passage} from the radiator outlets which has a setting valve that is actuatable independently of the bypass valve 
{ HEAD ~ A constructural feature } which results in lower manufacturing costs and a lower stock inventory for thermostats involves { TAIL ~ a return passage } from the radiator outlets which has a setting valve that is actuatable independently of the bypass valve
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH