What’s covered under 5-year building envelope warranty? By ANHWP|2021-10-06T09:08:49-06:00September 17th, 2020|Coverage & Warranty Policy| Coverage for defects in the system of components that separate the conditioned space from unconditioned space (roof, exterior walls). Learn more about 1-2-5-10 coverage Share on your platform FacebookTwitterLinkedInPinterestEmail One Comment Greg Sureseal August 2, 2021 at 12:40 pm Ah, so these are the things that are covered under a 5-year building envelope warranty. It’s good that I know about this now because I have a project on this subject that I need to finish soon. Comments are closed.