Insert at least two carriage bolts for each post.
Another unique feature that we include with every timber pergola kit is drop-in rafter layouts.
But I mulled at length over the inner supports.
The advantages of a larger structure are that you can entertain more guests under it and you can fit more under it, such as an outdoor kitchen, a fire pit, a hanging swing, furniture, etc.
Whether you're looking for a shady backyard structure under which to cook up a barbeque, or a modern centerpiece for a commercial property, we have what you are looking for.
That said, we are consistently hundreds to even thousands of dollars lower than comparable size and quality of kits, which is just one of the many reasons why we are the 1 pergola and pavilion kit manufacturer in the United States and Canada.
But this can be prevented by treating the wood with a sealant every few years.
Tarpaper of aluminum flashing helmets can be fashioned with shears and fastened over each joint with roofing nails and tar if you like or, exposed joints can be coated inside and out with tar that will serve as a weak cement and will exclude water entirely.