Faom Siding Insulation With Nail Strips

Do not overdrive and dimple the foam.

Faom siding insulation with nail strips.

Well call me half hazard. Installing foam board insulation under vinyl siding. That said i ve nailed vinyl to furring strips set 24 in. Current pneumatic nailers have maximum fastener lengths of 3 to 3 5 which limits insulation thicknesses to 1 5 max 3 5 fastener to siding 1 embedment 3 5 0 5 1 5 1 5 max 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. Of foam and you can t use furring strips which are not a flat solid surface without voiding the warranty. On center that were fastened to the underlying studs. Of course i did this all knowing my warranty would be void.

Wood strips are installed with masonry nails over the masonry area to be sided. Secondly at 2 thickness the foam acts like a vapor barrier so it s possible that water vapor that s inside the wall might get trapped between the foam and. Foamular extruded polystyrene xps rigid foam insulation offers foamular extruded polystyrene xps rigid foam insulation offers a comprehensive line of products in a wide choice of sizes thicknesses and edges with a lifetime limited warranty for the life of the home or building. The products are easy to handle score cut and install and no special tools are needed.

Over masonry sub surface 1 in. Cover the house walls with 4 by 8 foot sheets of rigid foam insulation typically 1 2 to 1 inch thick nailed to wood sheathing with 1 1 2 inch broad headed galvanized nails every 16 to 18 inches. It allows use of a 3 4 inch furring but requires an additional 1 8 inch overlap on the siding and two nails per furring strip. Horizontal siding strips should be installed vertically on 12 in.

Table r704 3 note v. The nails must penetrate the furring a minimum of 1 2 inch. Set the nail heads flush with the foam board. First is you d really need to strap over it so that you can nail siding 1 is about the most i d do with long nails.

Drive nails with a hammer through the foam board into the studs nails spaced 24 inches apart along each stud. Lp siding with fern strips over insulation. Gypsum sheathing with a combined thickness up to 4 inches thick the foam sheathing and other non nailable substrates do not have nail holding capacity. When applying james hardie siding to furring strips which is applied on foam sheathing or other non nailable substrates e g.

Minimum nail length must accommodate sheathing and penetrate framing a minimum 1 inches.