Hot-rolled steel purlins predate modern metal building systems by decades. A multitude of industrial buildings constructed since the beginning of the twentieth century utilized hot-rolled channel and ...

Commissions do not affect our editors' opinions or evaluations. Labor makes up roughly 20% of the average pergola cost estimates throughout our guide. For custom pergolas, many homeowners opt to ...

A singly symmetrical (C section) or a point-symmetrical (Z section) cold-formed purlin is even more susceptible to buckling because it has its shear center in a location quite different from the point ...

Pools, spas, and plenty of lounge furniture are obvious additions, but there’s one architectural element that may not be on ...

A polycarbonate roof can be a great addition to a porch or pergola or when building a backyard ... tape before positioning ...