Scheduling: Another consideration is that this is built off site and has to be made and scheduled for delivery in advanced, if the project if running ahead or behind this date could cause trouble. While the cost of labor is decreased, the up from cost is going to be a bit higher than the rafters since there is more material overall. There are a few downsides when it comes to the truss system for roofing that set it apart from the rafters.Īttic Space: First, trusses take up a lot more space, leaving not much room in an attic, and not allowing for decorative open ceilings. This is because of the braces that the design includes, giving it a better weight distribution. Strength: On top of all the logistics of getting the trusses built, they are actually stronger than the traditional rafter system. This saves time in shipping as well as overall labor since they are pretty easy to install once they arrive on-site, they can typically be finished in a day or two depending on the size and the crews.Ĭost: This also saves on the cost because of the labor reduction as well as the materials are a bit lower in cost compared to the rafter system. Plus using that method opens up the workers to complete other tasks until the trusses arrive. Quality control is also kept due to the quicker installation that leaves the roof framing from having to be left to the elements for too long before it is covered with sheathing.ĭelivery: Another plus is that since these items are built off-site, they can be delivered right on schedule to be installed the day of or next day so that materials don’t need to take up too much space. Quality Control: Quality control is a huge one, since the materials are built in a factory, in a controlled environment, the accuracy of them are extremely high.Īdditionally, the individuals working on these are specialized to only work on the trusses all day, every day, so they really know what to keep an eye out for. ![]() Trusses are great for roof for many reasons and can be a splendid framing method for a home in any location. Some of these key differences can sway you from one direction to the other.īelow is a list of pros and cons of each type to better decipher which is right for your home. There are a few key differences between rafters and trusses that help you either figure out what you have now, or what you would like to have in the future. These have become increasingly popular and are what are mainly used in buildings now. Roof trusses are less expensive than the rafter choice dude to the ability to be massed produced off sight, unfortunately, they are a great deal less customizable because of this though. ![]() This is a newer kind of design that involves a lot less on-site work and time spent for the roofing. This method helps to evenly distribute the load of the roofing for better strength. Truss designs include different chords, ties, and beams to create the overall roofing system. The wooden truss is laid out in a triangular webbing design to give support. What Is A Roof Truss?īy definition, a roof truss is a wooden structure that is prefabricated. ![]() You can read more about the different types of roofs here. Rafters are not something that are typically seen from the interior of the home, unless they are especially designed to be that way. While rafters are traditionally made from lumber, they have recently moved to having steel options for rafters. This form of building can also be called stick framing, which is measured and cut on the job site. These tend to be paired with ceiling joists to connect together to create what we call an attic. This is the traditional method used for the framing, and the ‘rafter’ is one of the main pieces used.Ī rafter board is used to make the slope of the roof, where it gets nailed or screwed together with the ridge of the roof and the top of the exterior walls. What Size Lumber Is Used For Roof TrussesĪ roof rafter is framing that is used in roofing.What Size Lumber Is Used For Roof Rafters.
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