Interior Wall Thickness Residential

The most common thickness of drywall used in residential interior construction is 1 2 inch.

Interior wall thickness residential. Drywall typically covers both sides and it s usually 1 2 inch thick which makes the wall 4 1 2 inches thick. If the wall studs are placed 24 inches on center a 5 8 inch drywall is recommended. Los angeles residential code 6 wall construction r610 structural insulated panel wall construction r610 6 interior load bearing walls 2109 3 4 4 masonry wall thickness not exceeding 24 feet 7315 mm.

Door jambs are typically milled to this width so the edges of the jabs come flush with the walls. 2 by 6 studs are typically used in walls that contain plumbing making those walls 6 5 inches. In the united states where residential walls are often framed with nominal lumber typical interior partitions are 2x4 s which are 3 1 2 deep and are faced with 1 2 gypsum board on each side the typical wall thickness is 4 1 2.

If they have hired an architect or a designer to draw up plans they will happily go along with what they suggest. The minimum thickness of interior load bearing walls shall be 8 inches 203 mm. If they employ a system build approach such as timber frame or sips structural insulated panels they will adopt whatever the package company offers.

A two by four wall stud is 3 inches wide and an interior wall typically has inch drywall installed on both sides bringing the wall thickness to 4 inches. The typical interior wall thickness in newer construction using 2 by 4 studs and half inch drywall is 4 5 inches. Most interior walls are constructed with 2 by 4 framing and each 2 by 4 has a nominal width of 3 1 2 inches.

Most self builders never think about how their internal walls should be built. This material is recommended for walls with studs placed 16 inches on center.