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Questions

  • Question & Answers

    Air sealing this soffit?

    Apologies in advance for the potential newb question.I live in a 1.5 story 'chalet' (a gabled roof) built in '73. The roof was replaced in the early 2000's and it…

  • Question & Answers

    Untreated sill plate

    Hi all,Ottawa/Ontario (i.e cooold).House built in the 80s.The foundation wall about 14 inches above ground.On top of it they put some sort of shims, I suspect cedar, about half an…

  • Question & Answers

    concrete vs. plastic pad for outside part of heat pump unit

    Hello,I'm planning to have a heat pump (ducted heat pump) installed soon.my HVAC installer wants to put in a plastic (might be rubber, something like that) pad under the outdoor…

  • Question & Answers

    The Impact of Cool Temperatures on Air Sealing

    So I’ve started my air sealing project and now I’m worried that I waited too long. Will I still get a good air seal spraying great stuff in 45 to…

  • Question & Answers

    Fiberglass vs. Rockwool Batts

    Is there any advantage to spending more on Rockwool batts if I already have thick exterior insulation? Zone 7 Northern Wisconsin new home build... I have 2x6 walls with 5"…

  • Question & Answers

    Moisture Control for New Storage Shed

    I'm going to build a storage shed, 12x20, for a mower and storage of building materials and tools.  It will likely have a rollup door on one end, probably a…

  • Question & Answers

    Choosing an HRV for Small Distribution Pipes

    We are located in Quebec (Zone 7). Looking for advice on an affordable HRV with a 3" pipe distribution system.  We had planned on a Zhender and built the house…

  • Question & Answers

    Insulating with Foil-Faced Batts Behind Basement Tub

    Hello: I am just trying to clarify on how to properly insulate behind a one piece fiberglass bathtub unit in a basement, that will be up against the outside basement…

  • Question & Answers

    Deflecting Furnace Heat Away from Basement Wall

    Hello!  We have a furnace approximately 1 1/2 feet from our stone basement wall. The heat from the furnace is drying out the mortar around the stone which is concerning.…

  • Question & Answers

    Insulating Masonry Chimney in Unconditioned Attic

    Hi folks, I have read as many threads as possible and seen different recommendations on how to do this. My natural gas furnace flue runs inside a concrete block chimney…