Is MaintenanceUSA really this cheap?

来源: 于 2012-07-28 18:26:46 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

The cheapest I found:

2012 Goodman 4ton, r-22, 13 SEER, 5 year warranty, model number GSC130481

$1,368

2012 Gooman 3ton, r-22, 13 SEER, 5 year warranty, model number GSC130361

$1,236

Why such a big difference?