Check the listing for details. Safe-T-Alert MTI Industries 30-442-P-BR 30 Series Propane/LP Gas Alarm - Flush M. Condition: New. Listed at 60.20 USD. Safe-T-Alert MTI Industries 30-442-P-BR 30 Series Propane/LP Gas Alarm - Flush M SKU: M6T30442PBR Brand: MTI / Safe-T-Alert Size: 12 - Volt Color: Brown Style: Flush Mount - Brown Condition: New MPN: 30-442-P-BR Material: Plastic Package Quantity: 1 Number of Items: 1 Manufacturer Part Number: 30442PBR Part Number: 30-442-P-BR Our complete line-up of Pro?ane, Carbon Monoxide and Smoke And Fire alarms will give you peace of mind while you enjoy your RV with friends and family. Built to withstand the rugged RV environment, Safe-T-Alert alarms are designed to handle the vibration, shock, humidity and extreme temperatures met along the road while conserving battery power. Safe-T-Alert stands alone in delivering reliable RV safety alarms and trouble-free service at an affordable price. Our alarm features have been road tested to solve RVers unique problems. Each alarm offers safe, easy testing and high performance. Trust Safe-T-Alert alarms to keep you protected from the hidden dangers on the road.