Paulownia Siding Problems

I think it s a good option for trimming exteriors when pvc is not in the budget.

Paulownia siding problems.

Kiln drying takes 36 to 60 hours depending on dry kiln configuration horsepower and dimension of lumber. It is easy to plane sand saw rip route and carve. Paulownia wood machines and works well it is very dimensionally stable and is not subject to warping cupping or splitting even when exposed to outdoor elements. The specific gravity of paulownia ranges between 0 23 to 0 30 23 to 30 of the density of water.

Paulownia has a natural resistance to termites. See the articles wood allergies and toxicity and wood dust safety for more information. Paulownia tree wood is somewhat brittle. Paulownia has machining and woodworking characteristics similar to red cedar and is not affected by humidity and moisture.

It easily absorbs glue paint and stains. Paulownia is a highly competitive invasive ornamental tree that grows rapidly. It s much softer than the finger joint primed pine. A locust or grasshopper might chew its leaves but it grows so fast that doesn t matter.

Paulownia trimboard siding paulownia is easy to work using hand or machine tools. During quick processing there is not danger of splitting or chipping. The branches are susceptible to wind damage and can easily crack or break off completely at the crotch. Strength paulownia has one of the highest strength to weight ratios of any wood.

Two years later mold started appearing on surface. Paulownia is almost 1 3 the weight of oak 44 lbs p cubic ft and half the weight of pine 30 lbs p cubic ft. And paulownia right now doesn t seem to have any disease or insect problems. Paulownia is resistant to decay and rotting provided it is not in permanent contact with the ground.

Paulownia air dries in 30 to 60 days without cupping warping cracking or splitting. Maybe i get something different that we call paulownia but what my supplier sells as paulownia is a finger joint primed cedar board available in 1x and 5 4x. Strength modus of rupture mor psi of paulownia is 5740. This pre primed glued up siding was installed on our house in 2007.

Still need to seal all cut edges though. Besides the standard health risks associated with any type of wood dust no further health reactions have been associated with paulownia. They often droop as well requiring removal to allow. Produces clusters of light purple fragrant flowers in the spring.