Paulownia Siding Problems

Paulownia tree wood is somewhat brittle.

Paulownia siding problems.

It may go under the brand name of duraprime or e prime. 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. Paulownia trimboard siding paulownia is easy to work using hand or machine tools. Paulownia has a natural resistance to termites.

It is easy to plane sand saw rip route and carve. During quick processing there is not danger of splitting or chipping. See the articles wood allergies and toxicity and wood dust safety for more information. Paulownia has machining and woodworking characteristics similar to red cedar and is not affected by humidity and moisture.

Paulownia is a highly competitive invasive ornamental tree that grows rapidly. Strength paulownia has one of the highest strength to weight ratios of any wood. And paulownia right now doesn t seem to have any disease or insect problems. They often droop as well requiring removal to allow.

Small to medium tree that reaches a height of 30 60 ft. 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. Produces clusters of light purple fragrant flowers in the spring. This pre primed glued up siding was installed on our house in 2007.

Still need to seal all cut edges though. It easily absorbs glue paint and stains. Strength modus of rupture mor psi of paulownia is 5740. The branches are susceptible to wind damage and can easily crack or break off completely at the crotch.

I think it s a good option for trimming exteriors when pvc is not in the budget. The specific gravity of paulownia ranges between 0 23 to 0 30 23 to 30 of the density of water. A locust or grasshopper might chew its leaves but it grows so fast that doesn t matter. Kiln drying takes 36 to 60 hours depending on dry kiln configuration horsepower and dimension of lumber.

Have you heard of any quality issues with clapboard siding from a species of wood called paulownia. Two years later mold started appearing on surface. 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. Besides the standard health risks associated with any type of wood dust no further health reactions have been associated with paulownia.