STEAK AND SHAKE CHILI. (the original recipe) 2 tablespoons vegetable oil. 1 1/2 pounds ground beef*. 1/2 teaspoon salt. 1 (10.5 oz) can condensed cream of onion soup. 1 tablespoon chili powder. 2 teaspoons ground cumin.
2 Engineered Products Manual Air Admittance Valves (AAVs) are devices that were created to solve problems with the open pipe venting systems and can serve as a vent for Drainage Waste and Vent (DWV) systems in lieu of open pipe vents.he air admittance valve shall be located within the maximum developed length permitted for the vent. The air admittance valve shall be installed not less than 6 inches (152 mm) above insulation materials.
The individual vent with a Studor AAV as the vent terminal is an effective method of venting island fixtures or fixtures located in a remote location. The air admittance valve must be located a minimum of 4 inches above the weir of the trap.However, the valve may be located below the flood level rim of the fixture being vented. INDIVIDUAL VENT - 5 - Studor Mini-Vent, Redi-Ventor Tec-Vent LAV. Figure 2A common vent is similar to an individual vent.igure 9The stack type air admittance valve, Studor Maxi-Vent or Studor Mini-Vent, can serve as the vent for a vent stack or stack vent.