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I have a house built in 1960 in Climate Zone 4A. I am looking to insulate or at least air seal the rim joist bays along with insulating the basement walls (pictures provided below). Since there looks to be no sill gasket, my concern is that capillary action through the foundation walls is going to […]
Integrated design is widely discussed, frequently advocated for, and still unevenly practiced across the building industry. It involves a range of stakeholders, including owners, architects, engineers, and a wide range of consultants, yet the critical player—the builder—is sometimes overlooked in early design discussions. To better understand how integrated design shows up in real projects—who initiates […]
Hi All We’re in framing stage. As air barrier, I have Zip 1/2″ on the attic floor. This goes underneath the knee wall bottom plates. The roof is not fully framed and we’re not dried in. There was some back and forth regarding how we do Zip due to risk of rain. Options were do […]
Hi I’m looking to insulate and finish a basement room made of concrete blocks. The foundation exterior walls are covered with a delta membrane and damproofing (bitumen material-black stuff). The concrete block foundation was built are 1960s. It is an extension to my house built in 1950. I live in Quebec City with a climate […]
I happened to see this at a construction site today. One inch XPS directly over the studs, and then sheathing — Zip board — over the XPS. I thought it was a bit curious. Not an expert on framing, but my understanding is that sheathing has to be directly attached to framing to be prescriptive […]