Unbranded

MG3R

95% AFUE Extra High-Efficiency Gas Furnaces

Product Identifier

644F | Published: 2/21

Archived Documents (1) Click to Show/Hide

Please note that the 4th and 5th digits of your serial number indicate the year and the 6th and 7th digits indicate the month. To find the correct document, please look at the document’s published date.

Archived Documents (1) Click to Show/Hide

Please note that the 4th and 5th digits of your serial number indicate the year and the 6th and 7th digits indicate the month. To find the correct document, please look at the document’s published date.

92.1% AFUE High-Efficiency, Single-Stage Condensing Furnaces

1032229A | Archived 5/20/2021 | Published: 8/20

Archived Documents (2) Click to Show/Hide

Please note that the 4th and 5th digits of your serial number indicate the year and the 6th and 7th digits indicate the month. To find the correct document, please look at the document’s published date.

92.1% - 95% AFUE Single Stage Condensing Gas Furnaces

1028651A | Archived 8/12/2020 | Published: 8/20

92.1% - 95% AFUE Single Stage Condensing Gas Furnaces

10286510 | Archived 8/12/2020 | Published: 12/19

Single Stage Furnaces

1028490 | Published: 12/19

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