Exterior Fiber Cement Siding Wall Insulation

Cladding attachment over thick exterior rigid insulation background current building code does provide prescriptive means to attach cladding over exterior insulation table r704 3 note v.

Exterior fiber cement siding wall insulation.

9 minimum 4 inch thick concrete masonry cmu with maximum 2 inch air gap between the exterior insulation and the cmu 10 fiber cement siding or fiber cement panels using any standard installation technique. I ve looked at a lot of the material on building science and would like to. Pft is a manufacturer of foam insulation products for home exterior siding applications and is the inventor of insulated vinyl siding. Current pneumatic nailers have maximum fastener lengths.

An integrally reinforced base coat and a textured protective finish coat. For nearly 25 years pft s insulation solutions have made homes energy efficient durable and comfortable. I ll be taking off the roof and taking down all the interior walls leaving a bare uninsulated concrete block wall with no finishes either on the inside or outside. Cementitious coating stucco either reinforced with fiber or installed over fiberglass mesh or installed over metal lath.

That s a little less than you ll get from vinyl siding which is. Fiber cement siding complying with section 1404 10 shall be permitted on exterior walls of type i ii iii iv and v construction for wind pressure resistance or wind speed exposures as indicated by the manufacturer s listing and label and approved installation instructions. Minimum nail length must accommodate sheathing and penetrate framing a minimum 1 inches. I m planning an extensive renovation of a 1950s cinder block home in central florida.

Structural exterior wall sheathing ties framing studs together making the walls resistant to twisting and bending. Eifs are nonstructural nonload bearing exterior wall cladding systems that consist of an insulation board attached either adhesively or mechanically or both to the substrate. Nfpa 285 compliant wall assemblies. My current question concerns insulating the exterior walls.

Exterior insulation and finish systems eifs with drainage. Exterior wall sheathing strengthens the wall system provides a nailing base for the siding and gives a layer of protection against outside elements. Fiber cement and vinyl r values fiber cement siding doesn t add much insulation to your wall system measuring in at a mere r 0 50. Here are your options for protecting the above grade portions of exterior foundation wall insulation.