View Pergola Beam Size For 16' Span PNG. The material will be pressure treated pine. Find questions others have asked, with the advice given on rafter lengths, design ideas and the free pergola plans can be made to any size you wish, and can be modified in several ways to achieve the look you want.
Would a double cedar 2x12 span 18' in a pergola construction?
What size/spacing are the cross beams that will sit on the beam? A pergola is an outdoor structure consisting of columns that support a roofing grid of beams and rafters. Backyard pergola for your garden, deck or patio. The material will be pressure treated pine.