Caulking Pressboard Siding

The thing is over time the chemical treatment in the pressure treated wood dries out and the wood contracts and literally gets a tiny bit smaller since it s not now swollen with moisture.

Caulking pressboard siding.

Pressboard siding also called synthetic wood siding or hardboard not to be confused with hardieplank siding is mainly comprised of wood fibers flakes or chips that are held together by glues and resins. During the manufacturing process the materials are bound together using heat and pressure. The inexpensive manufacturing costs of hardboard siding made it a. Hardboard siding referred to interchangeably as pressboard siding is a synthetically constructed home siding product that is made from a mixture of wood fibers glues and resins.

Masonite siding comes in both vertical and horizontal types. Hardboard siding needs to be primed and painted just like wood. Fit a caulking gun with a tube of exterior paintable caulk and squeeze a continuous bead of caulk into every visible seam and crack. The caulk was still perfect in the few areas i had caulked along the siding.

This type of siding was extremely popular from the 1980 s to mid 1990 s as a low cost alternative to other existing house sidings. Similar to paint previous coats of. The spaces between each piece of hardboard and along the edges need to be filled with caulk. You also need to stay on top of the caulking.

A diyer or a novice painter might attempt to achieve a cleaner look by caulking the siding nails but the nail is guaranteed to push the caulking material out within a few months. Failure to do so can lead to moisture and insect infiltration that will in turn lead to rotting and deterioration of the boards.