​​​​​​​​​​​Original vintage magazine ad for WATTS REGULATOR COMPANY.  Low water cut-offs and boiler feeders, Model No 93, 89, 85, 60 and 76 shown.  Every hour finds Watts deeper employed in the business of supplying urgent, high priority orders that affect our national security during WWII. 
Main office was located in Lawrence, MA.
​This unique 1942 old one page industrial heating trade advertisement would display beautifully matted and framed.