Insulation Between Hardiplank Siding And Concrete Block

I m at the point of beginning to consider what to put under the siding specifically as a vapor barrier.

Insulation between hardiplank siding and concrete block.

I have a 1950s brick colonial with uninsulated concrete block walls. How do i insulate walls with stud bays only 1 inches thick. Made out of a mixture of wood pulp and synthetic polymers lp smartside siding is designed to thrive in all types of weather conditions. Leave the floor above it uninsulated vapor seal the ground below with polyethylene and a thin concrete slab insulate the walls with a foam based insulation such as 4 in.

However when compared to james hardie siding it tends to falter in absurdly humid conditions. Fiber cement problems are rare but do happen from time to time. One new wrinkle for many builders is walls built with fiber insulation between the studs. Nonetheless lp smartside offers a 50 year warranty on all of its siding.

And there is no effective way to fill the voids in an existing concrete block wall. And other non nailable substrates e g. Or directly to minimum 7 16 thick. Problems with hardie siding.

Concrete block concrete forms. Gypsum sheathing with combined thickness of 1 inch or less method 2 james hardie siding installed to furring strips that are attached through the c i. Inside the drywall is nailed to studs fastened flat against the block. Method 1 james hardie siding installed directly over continuous insulation c i and other non nailable substrates e g.

Advancing energy codes include high performance wall insulation details. Hardie siding problems a k a. David caruso springfield pa. Fiber cement is a siding material that was first introduced in the 1980 s as a replacement for asbestos cement wood aluminum and vinyl siding products.

I plan to add osb of some sort rather than just nailing the siding to the studs. Depending on the density of the blocks an 8 inch thick block wall without any other type of insulation has a thermal resistance value between r 1 9 and r 2 5. Courtesy of ben rumery. I m taking all the siding off repairing what i can insulating and installing hardie siding.