What Does 2×6 Wall Mean

2×6 wall studs are two inches deeper than standard wall studs allowing you to add more insulation. … You don’t have to have a PhD in math to realize a 2×6 wall cavity has lots more insulation space than that of a 2×4 wall cavity.

How do I know if my house is 2x6 construction?

Open a door and measure the distance from the outside edge of the outside trim to the inside edge of the inside trim. This distance will be a little more than 8 inches if you have 2-by-6-inch framing and a little more than 6 inches if you have 2-by-4-inch framing.

Are 2x6 walls required?

Modern conventional home building normally makes use of 2×4 lumber (top line above, second from left) in constructing exterior walls. But 2×6 framing, which is a little more than 1.5 times wider, is a common upgrade and is required by some local building codes.