How To Build A Vaulted Roof

How to frame a gable roof with no ceiling.

How to build a vaulted roof.

I worked until i couldn t work anymore. The trick in framing a vaulted ceiling is figuring out what to do with the ceiling joists. A vaulted roof structure opens the space below for stylistic reasons or for the addition of an attic or loft area. For example spray foam insulation helps create an air tight seal that eliminates the need for ridge and soffit venting.

When planning for vaulted ceilings in new home construction most architects use a scissors truss which is designed according to the angle of the roof slope that has been planned by the homeowner or architect. These horizontal framing members tie a building s outer walls together and resist the outward force exerted by the roof rafters in conventional framing. I needed to get the lvl straight and true so i put up the roof rafters very 8. Special roof trusses are required.

There are several options for installing insulation in a vaulted ceiling among the easiest options is to install rigid insulation sheets over the rafters which not only provides insulation but also the structural function of enclosing the roof. This helped but then the rain came. For new construction a home with a vaulted ceiling requires special trusses that must be built off site. The fabricator then builds the vaulted ceiling which is about half the slope of the exterior roof beneath the scissor truss components.

Most construction teams can easily swing and set manufactured trusses but fewer can build a good solid on site truss especially of the type needed for framing vaulted ceilings. A gable roof is a heavy structure and if you want to prevent your roof from collapsing you ll have to frame the structure correctly. A dramatic cathedral ceiling makes a strong statement in a home s interior but make sure to follow the best practices to eliminate mold and wood rot while also saving money on lumber and materials. This also allows you to save on lumber by using 2.