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Argo Part #240009669 - Ctrl, At Boiler, 2 Or 4 Element - Oswald Supply
Argo Part #240009669 - Ctrl, At Boiler, 2 Or 4 Element - Oswald Supply
Argo Part #240009669 - Ctrl, At Boiler, 2 Or 4 Element - Oswald Supply
Argo Part #240004756 - BRASS WELL
Kunkle Model 930 Safety Valves - 3 x 3
Kunkle Model 930 Safety Valves - 2-1/2 x 2-1/2
Kunkle Model 930 Safety Valves - 2 x 2

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Boiler Heating Supplies Controls FAQs

Boiler controls include thermostats, transformers, control boards, low water cut-offs, safety valves, and circulator pumps that regulate and protect the heating system.

A low water cut-off shuts down the boiler's burner if the water level drops too low, protecting the boiler from operating dry and overheating.

Yes. Replacement Argo parts such as control boards, transformers, and wire kits are available for electric boiler systems.

Manufacturers typically recommend testing safety and relief valves at least once a year to confirm they release pressure properly. Always check with manufacturer safety guidelines.