OSBURN MODEL1800 FIREPLACE INSERT. The item “OSBURN MODEL1800 FIREPLACE INSERT” is in sale since Friday, November 20, 2020. This item is in the category “Home & Garden\Home Improvement\Heating, Cooling & Air\Fireplaces & Stoves\Fireplaces”. The seller is “suzbl22″ and is located in Mamaroneck, New York. This item can’t be shipped, the…