The Envirotech Econ Masonry Heater Core Kit is the little brother of the Envirotech Classic and Envirotech Compact masonry heaters, and provides the core materials for a 2'8" deep x 4'8" wide finished masonry heater capable of heating areas from a large room up to 1800 square feet. The cast modular core blocks are numbered and lock together for easy and rapid assembly.

The kit includes cast core block modules, arched cast iron and ceramic-glass loading door, five cast iron cleanout doors, steel damper with stainless steel sleeves, refractory clay mortar mix, insulation board, chimney connector piece, cardboard heat spacer material and construction and owners manuals.

The kit ships on two pallets and weighs approximately 3600 lbs.

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