![]() ![]() While it’s not always possible, it’s important to know when to eliminate subfascia. ![]() XT 2×8 also provides a cleaner line to uneven rafter tails and retains the beauty of a natural wood look. This can reduce a typical fascia system cost by as much as 30%. They are underneath the eaves and they typically stick out past the eaves, somtimes to support the rain gutters, but almost always with a decorative ending on them. Installing a single element XT 2×8 cuts labor and material usage in half. For those who dont know - rafter tails are a an important decorative feature of Craftsman houses. Cut labor, lumber and learn when to eliminate subfascia XT fascia, 2×6 and 2×8 is available plowed with a 7/16” channel to accept typical soffit materials from most major manufacturers.Īs detailed in Figure 2, Belco XT® Trim, a solid wood treated trim fascia, offers a significant competitive advantage over other decorative trim products. A solid 2x fascia provides the required fastener penetration thickness, and superior holding power over non- structural decorative trim products. A typical rain event can impose hundreds of gallons of water into the gutter system, and the fascia must be able to support this load! Most gutter manufacturers offer details for mounting their product directly to structural fascia. So, applying thin profile trim products such as fiber cement, extruded vinyl, aluminum and engineered wood, may lead to an unsightly ripple effect along the roof line.Īnother reason many trim manufacturers include 2x subfascia in their installation details is for gutter support. Not all rafter tails are exactly the same length. Though not required by building codes, the reasons for subfascia have more to do with evening out the rafter tail irregularities and providing structural support for the roof edge and gutters. Rafters The supporting framingvisible in the ceilings of. Rake Edge The vertical edge of gable style roof planes. ![]() Often, rafter tails are encased by fascia board and soffits, but sometimes they are left exposed for decorative purposes. And to provide a solid substrate for the final fascia board as shown in Figure 1. The portion of the rafter that extends beyond your exterior wall is called the rafter tail. When trimming out the rafter tails and closed soffits, many trim manufacturers rely on the load carrying capacity of 2x lumber or subfascia to complete the structural boundary of the roof. It’s important to know when to eliminate subfascia. ![]()
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