3% off (Sale price $3912.81, Reg. Price $4042.99) :: Complete Heating and Cooling for Year;Round Comfort and Energy Savings The GSX140421, 3.5 Ton, 14 SEER, 42,000 BTU central air conditioning system will help reduce energy consumption throughout the life of the system. Goodman’s SMARTCOIL™ 5mm tube condensing coil design optimizes the heat transfer ability of R;410A refrigerant compared to standard 3/8″copper tubing. The coil is made of rifled refrigeration;grade copper tubing and corrugated aluminum fins in a design that maximizes surf
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