159 - Climate Zone 7 Ceilings, Universal Design & Alternative Foundations
from UnBuild It Podcast Hosted by Unbuild It Podcast
Three listener questions lead to three very different building science discussions—from cold-climate roof assemblies to aging-in-place design and innovative foundation systems. The episode begins with a Climate Zone 7 tongue-and-groove ceiling question, comparing ZIP sheathing and smart vapor retarders for airtightness and moisture control beneath a vented attic. From there, a question about zero-threshold exterior doors expands into a broader conversation about Universal Design and designing homes that remain accessible throughout every stage of life. The final discussion explores alternatives to traditional concrete foundations, including wood-based and prefabricated foundation systems. Steve and Jake weigh in on whether they would actually build with these systems, while Pete introduces an intriguing below-grade SIP foundation from Extreme Panel Technologies that was new to all three hosts. Three listener questions, dozens of practical takeaways, and another deep dive into the details that shape better buildings. Pete’s Resources: Climate Zone 7 T&G Ceiling SBA – ZIP Ceiling SBA – Smart Vapor Retarder Ceiling Universal Design & Aging in Place Build Show – Forever Home Series European Exterior Doors Automatic Drop-Down Door Seals The Universal Design Project Mississippi State Barrier-Free Design Guides Alternative Foundations Extreme Panel Technologies Foundations CCA Treated Plywood Specification
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Three listener questions lead to three very different building science discussions—from cold-climate roof assemblies to aging-in-place design and innovative foundation systems. The episode begins with a Climate Zone 7 tongue-and-groove ceiling question, comparing ZIP sheathing and smart vapor retarders for airtightness and moisture control beneath a vented attic. From there, a question about zero-threshold exterior doors expands into a broader conversation about Universal Design and designing...
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