If the wood siding is beveled or lapped you will need vertical furring strips 16 inches apart covered with rigid foam board.
Siding over insulation board.
They re much lighter and easier to work with than plywood sheets.
Vinyl siding can be used in original construction or as a replacement for old siding.
Installing foam board insulation under vinyl siding today more than ever before homes are being built with foam board insulation installed on the outside of the sheathing and under the siding.
The object is to build in energy efficiency at a reasonable cost and stop thermal bridging as well as find the best means of attaching the siding to the house.
It typically is installed over rigid foam board insulation fastened to wood wall sheathing.
Gypsum sheathing up to 1 inch thick the foam sheathing and other non nailable substrates do not have nail holding capacity.
Siding over rigid foam.
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.
Smaller sizes are also available.
In particular homes sided with wood can usually benefit from house wrap barriers since they have many seams where the boards overlap.
Housewrap and your siding to be clear almost any kind of siding you can install provides an opportunity for water infiltration but some types are particularly susceptible.
Provides good thermal performance low cost easy to construct install low cost cladding attachment over thick exterior rigid insulation.
We show z flashing below the first course of siding and we show perforated board wrapped with insect.
Working with home insulation boards insulation panels typically come in 4x8 foot sheets.
When applying james hardie siding directly over the combined thickness of foam sheathing continuous insulation and other non nailable substrates e g.
For new construction use rigid boards to insulate slabs and the outside of foundation walls.
Install them using panel adhesive or screws.
This detail is used with both new construction and also with renovation work.