Cement Siding Thermal Expansion

It is available in a variety of sizes and shapes to match many of the old siding shingles installed over the last 60 years.

Cement siding thermal expansion.

Coefficient of thermal expansion cote per astm e228 is. Under normal conditions movement due solely to thermal properties is accommodated by the conventional 1 8 recommendation. But conversely wood responds more dramatically to changes in moisture level. Special thanks to reader eric p e.

The coefficient of thermal expansion varies between 3 6 10 to 7 6 10 in in degree f according to most panel manufacturers. Poplar therma siding v notch. From siding and shingles to styles and colors. The linear expansion of a heated solid or liquid is measured by.

Explore our design tools to help you select the perfect combination of colors and styles for your home. There s a lot to consider when creating your home s exterior. The coefficient of thermal expansion or clte coefficient of linear thermal expansion. Therma siding has a far superior grain structure than cedar isn t dull like cement or composite siding isn t knotty yellowish or unsightly like scots pine won t split during installation and is easier on tools as compared to brazilian hardwoods.

Certainteed products are all designed to work together and give your home a beautiful finished look. Longitudinal cote 6 7x10e 6 in in f transverse cote 7 65x10e 6 in in f. James hardie recommends designing for this type of movement on buildings with long runs of continuous siding. The following expansion values should be used for considering this type of movement.

The thermal resistance of all of the components in the assembly. Adding rigid foam insulation to the exterior of the home is a simple method of increasing the overall thermal resistance of the wall assembly beyond that possible with cavity insulations and thereby increasing the overall efficiency of the home. The cte employs reciprocal temperature units k 1 f 1 c 1 etc representing the length change per degree per unit length e g in in f or mm mm c. Of these moisture is generally more significant.

Expansion joints aren t necessary. Doggett 2012 places the coefficient of thermal expansion cote for fiber cement products at 3 6 10 to 7 6 10 in in degree f giving a linear expansion of less than 0 08 over ten feet of material. Weatherside fiber cement siding is the one and weatherside fiber cement siding is the one and only solution for replacing or repairing old asbestos siding shingles. Thermal expansion of fiber cement siding.