Trussed Roof Vs Rafter

Rafter boards are fastened to the ridge board at the peak and the top plate where they join the wall.

Trussed roof vs rafter.

Overwhelmingly popular roof rafters shown on the left image above were used in most houses in the past. However with advanced technology new construction techniques have started using trusses shown on the right image above. In finished space insulation is placed between the rafter boards and drywall or other material is fastened to the face. Rafters consist of sloping outer beams which provide support.

Rafters and trusses are those that support the roof. As they work on a roof and walk back and forth most of the time a trussed roof is very solid with no bounce. Roof framing has undergone a quiet revolution over the past half century. Just as there are many types of roofs with many roof parts there are many different types of roof trusses this extensive article explains through a series of custom truss diagrams the different truss configurations you can use for various roofs.

Trusses for residential homes. Trusses are gradually replacing the conventional rafters to the point that nowadays more than 80 percent of new residential construction uses trusses to support the roof. Roof truss systems require engineering and drawings. While this article focuses on configurations we also have a very cool set of illustrations showcasing the different parts anatomy of roof trusses.

The insulation will go between the rafters and drywall will be applied directly to the face of each member. For a 2 000 square foot home roof truss installation typically costs between 7 200 and 12 000 you ll spend anywhere from 1 50 to 4 50 per square foot for materials alone or between 35 and 150 though extremely long and complex types can reach 400 each labor runs anywhere from 20 to 75 per hour ranges in both materials and labor are due to location size and roof complexity. Though both rafters and trusses are triangles in shape the trusses have more triangle webs inside the principle frame. A rafter is a traditional roof framing method in the form of elongated lumber that s normally inclined from a central ridge beam and joins with the outer walls.

The method that utilizes rafter roof construction is generically known as stick framing the rafters are lengthy planks usually 2 x 10s or 2 x 12s that slope down from the central ridge beam at the peak of the roof intersecting with the outside walls. The stick framed roof on the other hand usually has some bounce and a little more squishing feeling to it. One other benefit to using rafters over trusses is the lead times. What is a rafter.

This can take several weeks. Roofs come in various sizes and shapes such as shed hip flat gable gambrel to name a few. Why has this change occurred and what are the advantages and disadvantages of rafters vs trusses. The boards creating the slope of the roof are wider than lumber used to build trusses 2x8s 2x10s and 2x12s are most common in rafters vs.