TP-3DC Tractor Protection Valve K065706,Cipriani Harrison Valves 63 Series 316 Stainless Steel Fractional Check Valve w/ FKM Seal,TP-3 Type Tractor/Trailer Air Brake Protection Valve for Dash Valves - 1/2 Inch NPT,Amazon.com: Lasko Portable Indoor Electric Ceramic Space Heater with Tip-Over Safety Switch, Overheat Protection, Thermostat and Extra Long Cord, 2 ,Lasko Electrically Reversible Twin Window Fan with Bluetooth® Technology, 13,