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An air conditioning coil system having a first and a second outside tubing slab, a first and a second inside tubing slab, the inside tubing slabs positioned between the outside tubing slabs, a top of the first outside tubing slab contacting a top of the first inside tubing slab, a top of the second

An air conditioning coil system having a first and a second outside tubing slab, a first and a second inside tubing slab, the inside tubing slabs positioned between the outside tubing slabs, a top of the first outside tubing slab contacting a top of the first inside tubing slab, a top of the second outside tubing slab contacting a top of the second inside tubing slab, and a bottom of the first inside tubing slab contacting a bottom of the second inside tubing slab, each tubing slab having a plurality of spaced-apart heat exchange fins, each outside tubing slab having a plurality of spaced-apart tubing rows extending through he plurality of heat exchange fins of the corresponding outside tubing slab, and each inside tubing slab having at least one tubing row extending through the plurality of heat exchange fins of the corresponding inside tubing slab. The air conditioning coil system wherein the at least one tubing row of each inside tubing slab is one row less than the number of tubing rows of the plurality of spaced-apart tubing rows in one of the outside tubing slabs.

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[ What is claimed is:] [1.]1. An air conditioning coil system comprisinga first and a second outside tubing slab,a first and a second inside tubing slab, the inside tubing slabs positioned between the outside tubing slabs,a top of the first outside tubing slab contacting a top of the first inside tu

[ What is claimed is:] [1.]1. An air conditioning coil system comprisinga first and a second outside tubing slab,a first and a second inside tubing slab, the inside tubing slabs positioned between the outside tubing slabs,a top of the first outside tubing slab contacting a top of the first inside tubing slab, a top of the second outside tubing slab contacting a top of the second inside tubing slab, and a bottom of the first inside tubing slab contacting a bottom of the second inside tubing slab,each tubing slab having a plurality of spaced-apart heat exchange fins,each outside tubing slab having a plurality of spaced-apart tubing rows extending through the plurality of heat exchange fins of the corresponding outside tubing slab,each inside tubing slab having at least one tubing row extending through the plurality of heat exchange fins of the corresponding inside tubing slab, andthe at least one tubing row of each inside tubing slab is one row less than the number of tubing rows comprising the plurality of spaced-apart tubing rows in one of the outside tubing slabs.