Why Thermostat Issues Lead to Boiler Inefficiency

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January 2026

When your boiler won’t heat your home consistently, the problem isn’t always the boiler itself. In many cases, thermostat issues are the hidden culprit. A malfunctioning thermostat can misread temperature, trigger unnecessary cycles, and force your system to work harder than needed. Homeowners often don’t notice a thermostat problem until their bills climb or rooms […]

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person looking at a thermostat

When your HVAC system starts acting up, it can be tempting to put off repairs and hope the issue resolves itself. But the reality is that small problems rarely disappear on their own. In fact, delaying HVAC repairs can allow minor issues to grow into major failures, increasing energy costs and putting unnecessary strain on

Thinking of Delaying HVAC Repairs? Don’t Risk It! Read More »

error code on an HVAC system / hvac repair

A boiler that seems to work harder for the same amount of heat is likely fighting sludge. This buildup blocks efficient heat transfer, extends operating cycles, and gradually inflates your energy costs. Valley City Mechanical has seen this pattern repeatedly, and we know the signs to watch for, especially if you need boiler repair in

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sludgey boiler unit
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