heatilator insert

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  1. K

    Heatilator Mark 123 (3138EP), insert vs new fireplace

    We bought a house a few months ago with an old Heatilator Mark 123 (model #3138EP). We had a sweep out to do a level 2 inspection but before he even got that far, he said the gap in the venting is a problem they often see with the firebox settling, and it was unsafe to use. Priorities: Using...