Prevent your Power Vent or Direct Vent Water Heater from Shutting Down Again. Guaranteed to Never Fail.
Disconnect water heater from electrical power and remove old FV sensor and holder.
Connect sensor leads to White Dot FV sensor.
White Dot Sensor snaps into water heater. Reset water heater according to manufacturers instructions.
Guaranteed to never need replacement for the lifetime of your water heater.
Guaranteed to be fully compatible with all gas thermostats.
Guaranteed no false trips from humidity, condensation, dampness, leaking water, bleach, ammonia, pets, sewer gas, sensor drift.
Guaranteed to always reset after exposure to flammable vapor.
Ultra-reliable sensor technology in use at all major oil company gas stations for safety/environmental compliance. Meets EPA/530/UST-90/008 third party testing protocol, the most stringent vapor sensor testing protocol.
When you replace your old water heater be sure to remove and keep your White Dot FV sensor for when your new water heater's FV sensor needs replacement. Yes, it lasts that long.