This thermocouple and tilt switch kit solves the problem of a pilot light that won't stay lit. Works with outdoor propane patio heaters, freestanding patio heaters, tower glass tube heaters, tabletop propane heaters, bay patio heaters, etc. Easy Installation: Simply connect the 2 wires together to bypass the faulty components. Durable Thermocouple: Features a full 350mm extension length with high-temperature resistant sleeves. It has an M8 x 1 fixed thread with end nuts compatible with 8mm gas valves. High-Quality Safety Kit: Ensures safe operation of your patio heater. The tilt switch, made of robust ABS plastic, automatically shuts off the heater if tilted. Heat-Resistant Sleeve: Provides superior protection against high temperatures. Wide Compatibility: Compatible with most gas heaters, including outdoor propane patio heaters, freestanding patio heaters, tower glass tube heaters, tabletop propane heaters, room gas heaters, and bay patio heaters. Troubleshooting: If your pilot light won't stay lit, a faulty thermocouple or tilt switch is likely the culprit. This kit replaces both components. Enhanced Safety: The thermocouple probe is highly sensitive and instantly detects temperature changes. If the heater tips over or the tilt switch is activated, the mechanism automatically shuts off the heater, preventing gas leaks. Simple Installation: Save time and effort with this pre-assembled kit. No special tools are needed.