1. Automatic Vent Damper
Supplied with all boilers, the vent closes when the boiler is not firing preventing heat loss and, more importantly, conserving energy.

2. Standard Draft Hood
Prevents down draft and exhaust flue gases through the chimney. Includes a quick connect Blocked Vent Safety Switch.

3. Circulator/Pump and Cast Iron Adapter
Included on “Packaged” models, both are normally mounted and wired but can be supplied wired and loose, if specified.

4. Long Life Stainless Steel Burners
Scientifically designed for quiet operation and maximum efficiency. Burner drawers slide out easily for inspection and service when required.

5. Combination Gas Control
Controls include manual valve, two automatic operators and servo pressure regulator to provide dual-seated 100% safety shutoff.

6. Steel Fin-Tube Heat Exchanger
To maximize the heat transfer surface our unique double pass design uses 1/2” fin spirally and continuously welded on 2” OD SA 178A, industrial steel boiler tube.

7. Temperature/Pressure Gauge
Factory installed gauge indicates operating temperature and pressure of the boiler.

8. Dual Temperature Limit Control
Directly immersed sensor maintains boiler water temperature and automatically shuts off gas flow when the set temperature is reached. The dual control feature includes a factory mounted automatic high limit protection (safety shut down).

9. Flame Roll-out Safety Switch
For added protection, the safety device shuts the boiler down.

10. Enclosure Panel
Cosmetically attractive panel protects controls and wiring.