Profile: U. S. Chutes Corp. produces trash, linen and mail chutes. Our door & frames are mounted into intake throat with sheet metal screws into anchor plate and straps. Our outlet door is fabricated of type 304 stainless steel mounted in a 2" x 2" x 3/16" angle frame and which is an integral part of the hopper style section. We also supply U.L. tested electric interlock, which is designed to allow only one chute door to be opened at a given time. Our replacement parts include tee-handles, sprinkler heads, locks and latches.