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Head to Head Heat Test: EPS vs GUTEX vs Mineral Wool It’s Hot Outside! (and getting hotter) GUTEX is Superior Summertime Thermal Insulation Building insulation has been largely driven by cold climate performance concerns. We typically ask “What’s the R-Value?” to figure out what the heat loss will be to the outside and how big ou … read more

Good Energy Haus as a Case Study and Beacon for Sustainability Tim Eian, an architectural engineer and climate action advocate based in Minnesota, has promoted and practiced Passive House design since his university studies in Germany in the 90’s. His involvement in Passive House efforts reaches back before the initial Passive House m … read more

Pro Clima Tape Cheat Sheet A guide to the differences and advantages of Pro Clima tapes Pro Clima is the leader in airtight systems. After deciding on your assembly using your Smart Enclosure guide, choosing the appropriate WRB, and selecting your all-important airtight interior vapor retarder (hint: INTELLO Plus, that’s easy), choos … read more

policy Climate Crisis, Policy and Passive House A new building opening in New York City is common, but the grand opening of the high-performance affordable HANAC Corona Senior Residence in Corona Queens, this year, was different. This opening was the focus of news organizations, with attendance by U.S. Representative Alexandria Ocasi … read more

Nature Does It Best: Gutex Wood Fiberboard Insulation "Wood" you like continuous insulation? Gutex, based in the Black Forest of Germany, has produced insulation from wood for over 85 years. Today, Gutex is a leader in innovative, environmentally-friendly manufacturing. Gutex uses a mixture of post-industrial, recycled wood chi … read more

Reason Foam Fails #7: Unhealthy Off-Gassing & Dust Spray foam throws off two forms of toxic poison: off-gassing of the volatile organic compounds and uncured chemical dust. Spray foam is a two-component chemical system: Part A and Part B. When the chemicals are properly prepared and precisely mixed, under the right site conditi … read more