![]() ![]() This will be the same whether the pergola is attached or freestanding. The width of a pergola is measured from one end of the beam to the other. If you’re seeking more shade the number of stringers can be increased to provide an even greater amount of shade. Structureworks vinyl pergola kits and cPVC pergola kits include 1 ½” square stringers and fiberglass pergola kits include 1 ¾” square stringers evenly spaced across the top of the pergola. Stringers are the main shade producing component, are supported by the rafters and run perpendicular to them. ![]() The ends of the rafters can be decorative with a standard design, or use a custom end design. ![]() cPVC pergola kits include 1 ½” x 7 ¼” rafters. Structureworks vinyl pergola kits include 2” x 6” rafters while the fiberglass pergola kits include 2” x 8” rafters. Rafters offer the first layer of shade, are supported by the beams and run perpendicular to them. The ends of the beams can be decorative with a standard design, or by creating a custom end design. cPVC pergolas feature beams that are 3 ½” x 9 ½”. Structureworks vinyl pergola kits and fiberglass pergola kits both feature two full size 2” x 8” beams on each side of a freestanding pergola and on one side of an attached pergola. Columns are offered in a variety of styles to perfectly compliment the rest of the design.īeams are supported by the columns and run the width of a pergola or shade structure. Columns/PostsĬolumns are usually the base of a structure and support the beams on each side of the pergola. FreestandingĪ freestanding pergola is supported by 4 or more columns and does not rely on a wall for support. The structure may be supported by columns on one side, completely by walls on two sides or a combination of both. AttachedĪn attached pergola uses an existing support structure wall or walls as support. Understanding terminology associated with pergolas will go a long way in helping to measure for the correct size pergola, ensuring that installation goes smoothly, and the outdoor space can be enjoyed quickly.
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