Recent Q&A

• Finishing Interior Tongue and Groove. Need to backprime?

  Hey folks, I did some searching but struggled to find many answers to my question:I'll be installing loads of tongue and groove in my interior, both on the walls as…

• Rainscreen corners: flow or no flow?

  I am looking for input on whether or not to block off airflow around corners in my rainscreen assembly. It is recommended to block flow with 1x3's in the FHB…

• Sealing/insulating ducts at wall penetrations

  Hey folks,I have three duct penetrations to make through exterior 2x4 walls and a 3/8" rainscreen. Planning to use rigid 26 ga round galvanized duct for all of the 5"…

• Effect of short constriction on air flow?

  I've arrived at this question in designing my roof venting system (explanation in comments), but the heart of it is a physics problem which I have not been able to…

• Tiny house ventilation/low CFM fan/ flashing

  Hey folks, after reading the ventilation articles here I have a few questions.Background: 30' tiny home, new construction, about 225 square feet and 2400 cubic feet volume. All sheathing seams…

• Wooden window trim joints

  Hey folks, I am planning to trim out the windows in my new construction with cedar mounted on rainscreen battens. Trim will be installed before and stand proud of the…

• 企口站关节

  Hey folks, I'm hoping to install some 6in cedar tongue-and-groove siding horizontally over vertical Rainvent battens next week. As my boards are all 10 ft long I will need three…

• Window cap/head flashing: 0, 1, or 2?

  Hi all, New construction project here and I'm getting ready to install window trim and then siding. I have ply gem vinyl windows installed which have an integrated nailing flange. Windows…

• Vapor-permeable flooring materials?

  Hi all, I would like to bother you with yet another question regarding the floor assembly for a tiny house on wheels. Hopefully the answers will be relevant for others…

• Airtight sheathing: sealing nail penetrations?

  I have been reading as much as I can find on the airtight exterior sheathing method. I am still left with a few questions: 1. When taping the sheathing seams…