ESFR system materials tend to cost more than control mode systems (larger pipe sizes, more expensive sprinkler heads). Also, in most cases an ESFR system will require the installation of a fire pump, which is not always required for a control mode system. sprinkler systems are not required.
Definition of flay. 1 : to strip off the skin or surface of : skin The hunter flayed the rabbit and prepared it for cooking. 2 : to criticize harshly : excoriate He was flayed by the media for his controversial comments.
Top definition. flail. v. to flail. the act of hyper speed talking about one's fandom and/or obsession. Sqeeling, clapping, gasping, obsessive behavior dizziness, speechlessness and random dancing are all symptoms. Alyssa was flailing over X-Files last night..