Recent Q&A

• Contractor Omitted Insulation at Slab Edge

  I received a picture of the concrete subcontractor pouring the 4in floor for my new house today and discovered my general contractor failed to do the 2in slab-edge insulation detail…

• Electronic Lock for European Doors

  I'm about to place an order for Salamander triple pane windows and doors and trying to determine if there is any way to use an electronic lock. The doors have…

• Slab Thermal Break and Polished Concrete Floors

  For my new house, I'm planning to wrap 2" of foam up around the concrete slab to isolate it from the footings for a walkout basement. The problem is that…

• Heating and Cooling Load Differences

  I recently ran a full manual J using Rhvac software on my new house design and am questioning the numbers. The house will be located in Maine (zone 6A) and…

• 发泄大教堂用更少的衬板

  Hello, I'm finalizing the design on a home I will be building in zone 6 which has a 90 PSF snow load requirement. I have come up with a cathedral…

• Air-To-Water Heat Pump for New House

  Hello, I'm in the process of planning construction of a new home in zone 6 and am leaning toward using an air-to-water heat pump with buffer tank.It looks like there…

• MassSave Insulation Program

  I recently bought an old home located near Boston, Massachusetts. The house is 3-stories and, from what I can tell, uninsulated. I'm looking to start with spray-foaming the attic, which is…

• Sealing a door threshold

  I am building a new home that utilizes Intus windows and doors in my quest to achieve maximum energy efficiency. When planning the project I took a painstaking amount of…