the walls will have 9 1/4 inches of cellulose insulation r-32 plus the exterior mineral wool insulation, for a total of about r-40. mounted on the exterior like rigid foam, comfortboard mineral wool has the added benefit of allowing walls to dry out to the exterior research on this topic is available at the building science corporation
figure 1: exterior wall assembly for siding applied directly over foam note: if layer e from figure 1 above is a non-nailable substrate e.g. gypsum sheathing , the combined thickness of layers d e must be 1 inch or less. if greater than 1 inch see method 2. method 1 guidance
install continuous rigid foam insulation or insulated siding to help reduce thermal bridging through wood- or metal-framed exterior walls. install rigid foam over or in place of plywood, osb, or other wall sheathing.
we just bought an 1880s farmhouse in the catskills and are about to start major renovations. its a wood-frame house with traditional clapboard siding and no sheathing or insulation. the siding tested positive for lead paint in a couple of spots, and wed rather not disturb it if we dont have to. wed like to re-side with fiber cement.we know you cant just install fiber cement over
the addition of insulation to the exterior of buildings is an effective means of increasing the thermal resistance of both wood framed walls as well as mass masonry wall assemblies. for thick layers of exterior insulation levels > 1.5 in. , the use of wood furring strips attached through the insulation back to the structure has been used by many contractors and designers as a
pft is a manufacturer of foam insulation products for home exterior siding applications and is the inventor of insulated vinyl siding. for nearly 25 years, pft's insulation solutions have made homes energy efficient, durable, and comfortable.
insulated vinyl siding has an outer skin made of polyvinyl chloride, or pvc, just like standard vinyl siding. behind this skin is a layer of expanded polystyrene eps that is form-fitted to the stepped-siding profile of the vinyl. the insulation is glued in place for a permanent connection.
vinyl siding must be installed against a flat surface. if the wood siding is beveled or lapped, you will need vertical furring strips 16 inches apart, covered with rigid foam board to provide a
q. how should wood siding be installed over rigid foam insulation?. a.david utterback responds: when installing wood siding over rigid foam sheathing, you must protect the siding from moisture and heat buildup, and use proper nailing. moisture protection and heat buildup. since foil-faced foam is a moisture barrier, it should be used with a continuous-film vapor retarder on the inside wall
a client of mine wants to add exterior insulation over wood siding and cover with vinyl. i don't think this is the best option but am looking for some feed back. the house cottage is a 1974 2x4 800 sq. ft. bungalow. another option is to strip off the old wood siding and add additional exterior insulation and then the vinyl.
that keeps drafts from reaching your insulation and prevents heated and cooled air from seeping out through the walls. although your siding is your homes first defense against wind, many types have small gaps and cracks at the joints where siding panels line up.
re: installing fiber cement siding over rigid foam sheathing i have completed several projects that use foil-faced polyiso as the exterior rigid insulation board. i install 1x furring strips vertically over the foam to support fiber cement lap siding. the furring strips are attached to the studs with 4' screws at 6' to 8' o.c.
yes, you can put vinyl siding over existing wood siding assuming its condition is still good. if it isnt, there will be more steps that need to take place before it becomes possible and you might need the help of wood siding repair contractors to have the bad boards replaced, which isnt always easy to do for the homeowner himself.
the upper part of the cabin has standard batting and no form of exterior insulation under the siding. the lower level has 2 in of xps rigid foam insulation on the interior walls. we will be residing the cabin this summer and are wondering if adding 1 inch of xps rigid insulation on the exterior walls and walk out will cause any moisture issues.
an architect in the rocky mountain west puzzles over details on a house that is to have an exterior layer of rigid foam insulation and board-and-batten siding. the object is to build in energy efficiency, at a reasonable cost, and stop thermal bridgingas well as find the best means of attaching the siding to the house.
vinyl siding vs. insulated vinyl siding. the supportive foam helps maintain sharp, crisp profile lines that best emulate the appearance of real wood. the foam insulation also helps level the wall under new siding. homes settle and walls shift over time, creating imperfections that can be seen through thin siding products. you will never
i dont think builders should install wood siding directly over plastic foam insulation. wood siding applied directly to foam has a history of failures. nailing wood siding directly to foam doesnt work because nails have to be extra long to reach through the siding and foam to a solid nail base.
cedarboards d6' insulated siding contains 60% recycled content. energy efficiencywhen they are installed properly, vinyl siding and polymer siding create an efficient building envelope that does not conduct heat or cold. some productslike our cedarboards insulated sidingcan actually increase the r-value of the building envelope, which
generally, the best idea is to remove any existing siding from your exterior walls before installing the vinyl siding. this goes for fiber cement, Seven Trust and masonite siding. if you do decide to cover your lap siding in vinyl, you'll need to first layer the existing lap siding with highly durable foam insulation and a moisture-prevention barrier.
installation details are key. a homeowner in southwest virginia wants to install engineered wood siding over exterior foam insulation, but finds that the manufacturer's installation instructions raises concerns he hadn't thought of.