Installing Hardie Siding Over Foam

When applying james hardie siding directly over the combined thickness of foam sheathing continuous insulation and other non nailable substrates e g.

Installing hardie siding over foam.

I have tried several different air setings for my compressor. This only increases the wall thickness 3 4 inch vs the furring strips william costello was planning to use and would only require increasing the interior window sill by 3 4 inch. Siding over rigid foam a vented drainable air space keeps wood siding dry and stable. I seam to be blowing out the back side of the siding.

Gypsum sheathing up to 1 inch thick the foam sheathing and other non nailable substrates do not have nail holding capacity. Becouse the foam compresses. Siding over rigid foam view all 5 photos play slideshow. We will be leaving in the old windows.

Lower the pressure on the gun and make sure the gun has depth of drive. Our company plans on removing old siding installing new 1 foam then new hardi plank siding. The walls are 2x4 stud filled with guessing r 2 fiberglass batts with foil backed drywall inside and 1 2 crumbly yellow foam outside and vinyl siding over that. We put 2 x 4 furring studs laid flat over the foam and attached to the wall studs with 1 5 inch foam between the furring studs rain screen over everything and finally the lp siding.

Many houses built today have a double wall type of insulation with fiberglass batts fastened between the studs on the inside and rigid foam board over. Installing fiber cement siding over rigid foam sheathing i think the hardie instructions only allow for 1 foam like sailboat said sounds like mark s house is just fine however. It then pops the nail right through the siding. We re building a new home sw virginia with 2x6 studs on 24 inch centers.

We knew we had to use the 76 series smartside product for the 24 inch centers. We had hoped to use 1 5 to 2 inches of eps rigid foam to the exterior of the sheathing then 3 4 inch x 4 inch plywood furring strips then lp smartside lap siding. Hardiplank lap siding can also be installed over foam insulation up to 1 thick irregularities in framing sheathing and or foam insulation can mirror through the finished application. My entire house is hardie over 3 4 foam that was gun nailed.

Things are going to get interesting when iecc 2012 is adopted which requires exterior foam zones 6 and up. Installing hardie over 1 quot. Hardiplank lap siding can be installed over braced wood or steel studs spaced a maximum of 24 o c. Insulation is everyone having as much hell as i am installing fiber cement siding over 1 2 foam.

I think there s tar paper in there somewhere but they were pretty casual about putting it on at least 4 of the bottom of the walls exposed in most places. Or directly to minimum 7 16 thick osb sheathing.