McDonnell & Miller’s patented self-cleaning probe minimizes scale build-up and extends the recommended cleaning interval to 5 years.
The RB-24E low water cut-off offers several features:
- Brass threads provide a metal-to-metal seal that ensures a leak-free installation
- Integrated wrench flats enable secure installation without damage to the housing
- “Plug & Play” wiring harnesses are available for most residential gas-burning boilers