GBA Logo horizontal Facebook LinkedIn Email Pinterest Twitter Instagram YouTube Icon Navigation Search Icon Main Search Icon Video Play Icon Plus Icon Minus Icon Picture icon Hamburger Icon Close Icon Sorted

Community and Q&A

Most cost-effective exterior wall system for new construction. 2×6 with exterior foam,SIPS or ICF climate zone 5A

mtman64 | Posted in Energy Efficiency and Durability on

I am in the design phase of a 2600 ft.²sq ft new construction home and would like to make it affordable but at the same time incorporate a very high efficient building envelope. I am battling with the different options I have and would like your input.

GBA Prime

Join the leading community of building science experts

Become a GBA Prime member and get instant access to the latest developments in green building, research, and reports from the field.


  1. GBA Editor
    Martin Holladay | | #1

    Have you read this blog?
    Superinsulated House Specs

Log in or create an account to post an answer.


Recent Questions and Replies

  • |
  • |
  • |
  • |