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Green Building Techniques- Page 12 of 325

  • Question & Answers

    Smart baffles in cathedral ceiling

    Hello everyone, I am building a home that has cathedral ceilings and had a few questions. My rafters are 2x12s  and I am going to be installing smart baffles since I…

  • Question & Answers

    Gutted Brick Home – Replacement window type – Flanged or NonFlanged

    Hello,Thanks in advance for the ideas.We are replacing all of the windows in our gut rehab of an 1880 brick home in Northern Michigan.1/2" is the greatest measurement any of…

  • Question & Answers

    Rainscreen Top of wall under trim detail

    I'm looking at installing a rainscreen on a wall with cedar clapboards and azek trim boards over plywood. As well as ventilating the wall, I want to ventilate the top…

  • Question & Answers

    Harvest to flooring Process for local lumber

    A client asked a question that I don't really know the answer to.  I am in Vermont and the client is harvesting red oak from their property and hopes to…

  • Question & Answers

    Do I need insulation in the overhang of a flat roof?

    The house has a flat, EPDM roof, and the living space envelope is sealed with closed cell insulation - walls and roof rafters (no attic), completely filled. The overhangs are…

  • Question & Answers

    Exterior insulation panel with an oddly-detailed balloon-framed house

    Hi folks,We've recently completed a whole-roof upgrade of our 1910s balloon-framed house outside of Boston (Zone 5) where we've put on a full-layer peel and stick membrane, 1.5" of polyiso,…

  • Question & Answers

    Air sealing attic floor & top floor ceiling lights

    Hi all,We're doing a remodel on our Seattle-area craftsman with a vented attic and are working on developing a tight(er) building seal.I'm a bit stumped on the best approach to…

  • Question & Answers

    Perplexing Proposal for Wall Assembly

    Hi everyone! Since embarking on the adventure of building a new house in Climate Zone 4A, this website and forum, along with the PGH book, has been an invaluable resource…

  • Question & Answers

    Exterior roof Larsen truss (CZ2, with vapor diffusion port)?

    CZ2. Single story residential with hip roof (just over 4/12 slope).Looking to make a conditioned unvented attic, insulated at the rafter line (not the ceiling/attic floor). CZ2 so a vapor diffusion…

  • Question & Answers

    Taping Polyiso sheets over zip?

    Hello GBA, Wrapping up detailing on a house build in climate zone 4C. Our wall assembly previously called out 2" of cavity rock black R-8 for an open joint vapor open…