R Value Of Steel Siding

Plywood sheathing 1 2.

R value of steel siding.

Corrugated metals is proud to announce a new addition to its product line the r panel. That s a remarkable improvement and that will make a tangible difference in how much energy is saved in your home. The insulation is laminated to rollex steel siding in the factory removing a step for the installers and is contoured to fill the gap between the sheathing and steel siding making it more impact and wind resistant. For instance if you have a material with an r value of 12 attached to another material with an r value of 3 then both materials combined have an r value of 15.

The r panel is a durable energy efficient and time saving roofing material that can help you cut costs on your next project. Most such r value tables ascribe an r value of r 0 87 for wood shingle siding. As we said before the r value measures the thermal resistance of a material. Wall outside air film winter 0 17.

For instance while a brick veneer will only get you an r value of around 0 11 vinyl siding typically has a measurement of 0 61. Non insulated aluminum steel or vinyl. R value table common building materials siding materials hardboard 1 2 0 34 plywood 5 8 0 77 3 4 0 93 wood bevel lapped 0 80 aluminum steel vinyl. If the hardiepanel is applied over 7 16 osb oriented strand board the r value of the osb is 0 51.

U values are computed from k or c or r factors. The u value is commonly called for in commercial construction. To compute a calculated u value simply add all the applicable r values of the construction assembly using the chart above and divide the total r into 1 0. Siding wood bevel.

It has an r value of 0 34 per 1 2 inch of thickness. The r value of insulated vinyl steel and aluminum siding when you choose one of these siding products backed with quality foam insulation you will increase the r value of the siding to 3 0 4 0. Steel siding panels have a negligible r value so the hardiepanel would be marginally more energy efficient however probably not enough to make a difference in the entire assembly. Linebacker adds an r value of 3 4 to 3 9 to fiber cement siding.

Specifically here s how the different types stack up against one another. If you are using thicker 5 8 inch shingles the installed siding will have an r value of at most about r 1 9.