Sesebelisoa se sebetsang hantle sa ho phalla se tsoang Grainger se ka shebella ka nepo ho phalla ha moea, mouoane kapa metsi, ebe se romela letšoao ho pompo hore e itukise kapa e koalehe.Li-switches tsa phallo ea metsi li ka sebelisoa ho thusa ho laola lits'ebetso tse kang ho futhumatsa ha hydronic, lipeipi, lisebelisoa tsa ho futhumatsa metsi, phetisetso ea metsi, kalafo ea metsi le tse ling.Li-switches tsa airflow li ka sebelisoa ho thusa ho tsamaisa lisebelisoa tse hloekisang ka kamoreng, ho futhumatsa mofuta oa duct, moea oa moea le tse ling.Reka Grainger bakeng sa li-switches tse ka tšeptjoang tsa phallo!