Steve, et al: I do believe the F950 Duraspeed was introduced in the 1930's... Regards to All- Jerry [email protected]_ (mailto:[email protected]) Jerry D. Watts, SFPE President & Co-Founder ACCENT FIRE ENGINEERING INT'L. Ltd. Santa Fe, New Mexico USA (800) 503.1961 In a message dated 6/17/2014 12:51:10 P.M. Mountain Daylight Time, [email protected] writes:
Anyone know when Grinnell first started making the F950? Also, what vintage would we guess a 4" thrd X 2-1/2" thrd X 4" flg tee to be? Steve _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
