This Fireplace Wall Was Packed With Concrete Blocks That Were Never Meant to Be Seen
Opening the downstairs fireplace wall in a 1966 Colonial exposed something no finished room would hint at: concrete blocks, broken masonry, and mortar packed around the firebox. Pieces sat at odd angles, making the hidden construction look more like rubble than part of a chimney. Homeowner and Reddit user u/Maximum_Problem7230 noticed mortar between the pieces,...
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