Cement Siding Over Foam Insulation

Lp siding with fern strips over insulation.

Cement siding over foam insulation.

Last year i installed lp lap smart trim shingles and the 4x8 sheets of lp with batts all over 3 of continous xps foam using fern strips. According to my calculations if i want to use rigid foam insulation on the outside of the 2 6 walls with r 21 fiberglass in the wall cavities i need at least r 11 25 in order to avoid condensation on the inside face of the sheathing. By filling the voids behind the siding s stepped profile the insulation makes the complete material stiffer and more resistant to warping and movement than conventional vinyl siding. Concrete cultured marble glass.

However it is important to remember that insulated vinyl siding does not require expensive routine maintenance such as painting and caulking which can cost up to. The 2015 remodeling magazine cost vs. The foam on the outside keeps the wood frame. The building codes are all headed the way of requiring exterior rigid foam the 2012 iecc will require 1 2 foam to boost overall efficiency so i m really not too far ahead of my time with.

I d like to side it in fiber cement siding to match the existing house. Current pneumatic nailers have maximum fastener lengths. I have a 1996 double wide mobile home that needs new siding and windows. Siding over rigid foam.

When applying james hardie siding directly over the combined thickness of foam sheathing continuous insulation and other non nailable substrates e g. Insulated vinyl siding is standard vinyl siding with a backing of solid rigid foam insulation. It adds up to a robust system. Minimum nail length must accommodate sheathing and penetrate framing a minimum 1 inches.

The bid i just got is from a company that wants to put vinyl siding with foam insulation attached to the siding on over the existing siding. My siding is mostly in good shape. Well call me half hazard. Almost any type of siding can be installed over the rigid foam cedar or redwood planks exterior plywood sheets cement fiber board or vinyl siding are common options.

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. Gypsum sheathing up to 1 inch thick the foam sheathing and other non nailable substrates do not have nail holding capacity. Plus rigid foam insulation applied over the outside walls. Also are triple pane windows too heavy for a double wide mobile home with 2 6.