Best Propane Gas Detectors

First Alert GCO1 (1039758) Plug-in Combination Explosive Gas and Carbon Monoxide Alarm with Battery Backup

Natural Gas Detector, TopTes PT205 Gas Leak Detector with Audible & Visual Alarm, Propane Leak Detector with%LEL Value of Methane, Butane, and Combustible Gas for Home, RV (Includes Batteryx2)-Orange

TopTes PT199 Gas Leak Detector, Natural Gas Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Gas Leak Sources Like Methane, Propane for Home(Includes Battery x2)-Orange

VITITE RV Propane Gas Detector, RV Propane/LPG Gas Alarm, DC 12V - Designed for Motorhome Travel. Digital Display; 85dB Alarm; (Surface Mount- Black)

Mti Industries Alarm-12v Surface Mnt Lp White 20-441-p-wt

TopTes PT520A Natural Gas Detector, Gas Leak Detector with 43.5cm Gooseneck, Locates Sources of Methane, Propane and Combustible Gas Leaks for Home and RV (Includes Battery x3) - Orange

RV Propane Gas Detector, 85dB Loud Alarm and Red Screen Flashing Alarm, 12V DC LCD Backlit Display with All Mounting Accessories, Suitable for Trailer, Motorhome（Surface and recessed mounting）

25-741-BL Safee-T-Alert Carbon Monoxidee Propanee Leak Detector

Safe T Alert 30-441-P-WT

TopTes PT210S Gas Leak Detector, Natural Gas Detector with 10cm Probe, Propane Leak Detector Locating Combustible Gases Like Natural Gas, Methane for Home, Measures%LEL (Incl. Batteries) - Orange