Picture of Finger Anatomy. Finger Anatomy: Fingers are easily injured, and broken fingers are some of the most common traumatic injuries seen in an emergency room. Finger fractures may account for up to 10% of all bone fractures.
Laminated veneer lumber (LVL) is an engineered wood product that uses multiple layers of thin wood assembled with adhesives. It is typically used for headers, beams, rim board, and edge-forming material. LVL offers several advantages over typical milled lumber: Made in a factory, LVL is produced under controlled specifications
I suggest using a 14 tall LVL for this header. Lvl lumber is about $4-$5 per lineal foot, but it's well worth it. Be thinking of how you are going to patch the floor where the bottom of your old wall was. You may already have decided to put new flooring in the newly enlarged area.