"Our attic is so poorly insulated we're basically living in a cardboard box," they wrote. "The cost [of air sealing] was almost double price for just doing blown in insulation. I know it should be ...

Crucially, you should know how much it will cost to insulate an attic ... the wooden structure of the attic and contributes to energy loss. This air seal also prevents cold air infiltration ...

From addressing safety concerns to sealing air leaks, here’s how to prepare your attic for proper installation ... efficiency/lowering utility costs. While you're up there, pay attention ...