1800 sf

How Many Tons Does A 2300 Square Foot House Need? ZONE 1 ZONE 5 2.5 Tons 1201 – 1500 sf 1401 – 1650 sf 3 Tons 1501 – 1800 sf 1651 – 2100 sf 3.5 Tons 1801 – 2100 sf 2101 – 2300 sf 4 Tons 2101 – 2400 sf 2301 – 2700 sf How