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Does the filter need to be changed and if so, how often

Post created: 2012-07-12 Type of Equipment: Furnace Views: 292

This question was created on the page: https://www.furnacecompare.com/furnaces/lennox/g61v.html.

On 2012-07-19 Darryl wrote:

Yes,how often depends on the filter.1" filters last 1 to maybe 3 months.High eff. air filters can last up to 1yr

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