Insulation outside sheathing / Discussions

Is insulating an existing home from the outside a good solution?

...insulation is inadequate. We have been told that blown-in insulation only works for empty walls - our walls have insulation but it does not seem to be enough. Is insulating from the outside by building out something we should consider exploring with a contractor? We have one brick wall and the rest is siding. It seems ...

Posted by Cate Prichard June 26, 2021 Wall assemblies - renovation 3 responses

How can I insulated the outside walls of a workshop without doing harm?

...outsides of older buildings and houses is the really the best way, but you do need to be careful so as not to use the wrong materials or the wrong thicknesses of materials, to ensure you don’t trap moisture in walls. It’s well explained on this page –  How to Insulate Exterior Walls from the Outside Your current plan c...

Posted by Charley Nelson Aug. 27, 2021 Wall assemblies - renovation 3 responses

Can you put exterior insulation over Zip System plywood?

...sheathing for Roofs, Walls Which is Better? Choosing a House wrap, Which is Best? The thing is, in northern cold climates, hybrid sheathing with weather barriers and /or insulation attached is quite common place now, so its not like you are doing something out of the ordinary. It just leaves a few things unanswered for...

Posted by Bro Gore Jan. 8, 2022 Wall assemblies - new construction 1 response