The general rule of thumb is that prefab construction is che..
Added 2021-10-12 00:39:53 +0000 UTCThe general rule of thumb is that prefab construction is cheaper than stick-built homes by an average of 10 to 25 percent. ... First, you have to pay for the land to build the house, and you'll also have to account for soil testing, site surveys, permits, and utility hookups.
