Alumawood Header Beams are 3″ wide x 8″ tall and support the roof panels or rafters on pergola covers.

The hollow aluminum beams allow large spans with steel c-beam reinforcements for customers who want fewer posts.

What is the difference between Single and Double Beams?

The beams are available as single or double; the single header sets on top of the posts, while the double header sandwiches the posts.

The double beam adds a decorative element to create a large, heavy-duty look.

Single and Double Alumawood Header Beams

Why choose the Double Beam?

This beam design is selected when a customer wants a more robust appearance or reduces post quantity depending on the design.

How do beams attach to posts?

The 3″ x 8″ header beams sandwich the 3″ x 3″ posts.
Depending on the application beams secure to the side of the posts with #14 screws or 1/4″ machine bolts.
The sideplates attach to either side of the posts and terminate under the doubleheader beams.

What are the dimensions of the doubleheader beam?

The total width from outside to outside of the two beams with the post between them is 9″.
Beams are 3″ wide x 8″ tall.
Posts are 3″ x 3″ square.
Sideplates are 2″ x 6 1/2″.

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