Heat Pump Articles

Why Choose a Variable-Speed Heat Pump?

January 16, 2026
Why Choose a Variable-Speed Heat Pump? The top of a heat pump.

Choosing the right heating, ventilation, and air conditioning (HVAC) system for your Sudbury, home is crucial to ensure comfort, energy efficiency, and cost-effectiveness.

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Why Is My Heat Pump Freezing Up?

December 11, 2024
Frozen mounted heat pump outside home in Marlborough, Massachusetts.

     The National Air Filter Association (NAFA) recommends changing your system’s filter as soon as it is loaded with dust and debris. How quickly your filter becomes clogged depends on many factors in your home. At Chaves HVAC, we recommend switching to a new filter minimally every three months.

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