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ICC. 2021 edition of code establishing a baseline for energy efficiency by setting performance standards for the building envelope (defined as the boundary that separates heated/cooled air from unconditioned, outside air), mechanical systems, lighting systems and service water heating systems in homes and commercial businesses.
Provide either your county/state OR zip code to find your climate zone.
We'll help you determine your climate zone and corresponding insulation requirements based on your building envelope area and application.
16 Ιουλ 2020 · meeting new mandatory air leakage requirements. Fiberglass and mineral wool insulation is the low-cost solution for homebuilders to meet or surpass code air leakage rate requirements of 3 or 5 air changes per hour depending on climate zone. For homeowners, an airtight building envelope results in energy savings and increased thermal comfort.
Step-by-Step Instructions. Using the climate zone map to the right, match the jurisdiction to the appropriate IECC climate zone. Use the simplified table of IECC building envelope requirements (below) to determine the basic thermal envelope requirements associated with the jurisdiction.
This chapter establishes climate zone by U.S. counties and also contains product rating, marking and installation requirements for materials such as insulation, windows, doors and siding.
1 Ιαν 2019 · The Knoxville Energy Conservation Code 2018 is based on the International Energy Conservation Code 2018 (IECC 2018) with amendments and additions. UpCodes offers a consolidated resource of construction and building code grouped by jurisdiction.
