Does Fiber Cement Siding Need A Rainscreen

An architectural design with the use of fiber cement panels in a rainscreen application is the perfect solution for designers looking to achieve an energy efficient building utilizing exterior insulation to prevent thermal bridging and reduce condensation.

Does fiber cement siding need a rainscreen.

The simple answer is no. Back vent siding to prevent swelling reduce maintenance and extend its life. Trust me you don t want damp osb. This will help the paint job last longer.

Osb wall sheathing hardi or certainteed cement fiber board lap siding 40 60 inches of rain a year so i need some type of capillary action wrap between the sheathing and siding bob i veteran member. A predictable rainscreen air gap behind fiber cement sidings like hardie plank and hardie shingle adds durability to the exterior. Fiber cement is a siding material that was introduced to the market in the 1980 s as a replacement for asbestos cement siding products. If you choose to install your fiber cement siding without a rainscreen it will probably last a long time.

Mti s corrugated lath strip creates a capillary break that prevents entrapped water and promotes airflow to dry out the siding and substrate. It has become common in some parts of the country offering design versatility and a solid feel. High performing fiber cement siding is water repellant when it s properly installed. James hardie exterior wall drainage requirements for multi family and commercial projects technical services 888 542 7343 table of contents 1 exterior wall drainage requirements.

Nichiha panels bring the look of wood stone brick metal more to your commercial or residential projects with high performance fiber cement. If i were the contractor on a project where the client was insisting on this look i d plug a serious disclaimer into my warranty document and recommend. It will also keep the osb dryer. But the materials and the paint job will last even longer with a rainscreen.

James hardie products including but not limited to use with fiber cement siding products made by other manufacturers or siding products made of other materials. The ventilated rainscreen cladding system is effective in dealing with moisture management and temperature regulation. Rainscreen or no rainscreen looking back at the picture on the op those long horizontal flush joints look awfully vulnerable to me especially with a milled top edge to the siding material.