Vendor: UNITARY PRODUCTS GROUP| Vendor # TWS-1The Asurity WS-1 Wet Switch Flood Detector is designed to prevent flooding, damage to carpets, walls, furniture, and ceilings. Turns system off when detecting moisture due to condensate or drain leaks.Includes a built-in test and reset button. One or two drops is all it takes to turn system off, alerting homeowner or service person to potential moisture problems. Asurity – Your Complete System for Condensate Management. This product was made by DiversiTech.