What was the efficiency Rating of this York diamond 80 that was discontinued??Post created: 2012-10-07 Type of Equipment: Furnace Views: 68
This question was created on the page: https://www.furnacecompare.com/furnaces/york/diamond-80.html.
Just trying to determine the efficiency rating of our old 18 year old furnace we are retiring to complete the paperwork for our rebate??
Thanks- Debbie Z.