Recent Q&A

• Roof ventilation for an L-Shaped (Plan) house with a shed roof

  Climate: 4C (near Seattle) I'm working on a 1-story home with an L-Shaped plan that will have a shed roof (low side of roof at the interior corner of the…

• Framed floor over concrete slab

  I'm working on building a new home near Seattle (4C) that will be, for the most, a concrete slab on grade finish floor. In the bedrooms, though, I'd like to…

• Radiant floor in very thick slab

  I'm working on a project (climate zone 4C) that will use a thick (~16") raft slab due to poor soil conditions and the client is interested in a radiant system…

• Furring orientation over exterior mineral wool panels

  Our office (architectural) is considering using exterior mineral wool with furring strips to create a rain screen. The assembly would be like this, from interior to exterior: 5/8" GWB painted…

• Compressible gasket under car decking

  I'm working on a house where the roof will be exposed glulam beams with tongue and groove car decking as the finished surface. The car decking will extend continuously beyond…

• Horizontal Wood siding

  I'm in the process of detailing a rainscreen for a house near Seattle (4C, although it shouldn't matter), and was curious expansion joints. I was wanting to do horizontal butt-jointed…

• Double wall with cellulose and zip sheathing in the NW?

  I'm slowly getting rid to build a house in Seattle (zone 4c) and have a wall system I think would work well, but wanted feedback: Cladding (hardi-panel) on furring (rainscreen)…

• Potential rainscreen issues…

  I've been interested in rainscreens for a while now but have been looking into them in more detail recently and have a couple of questions. For context I live in…