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