What does the future of energy-efficient windows and doors look like, and how are manufacturers preparing for the next generation of building performance standards? In this episode of the Clear Impact Podcast, Sherri Connor sits down with Kevin Vilhauer, Vice President of Product Engineering at MITER Brands, to discuss California Title 24 energy codes, thermal performance, low-E glass technology, and the future of energy-efficient glazing. Kevin explains how MITER Brands and Western Architectural Openings are designing future-ready products that balance comfort, sustainability, customer experience, and long-term durability. Listeners will gain insight into how window and door dealers, architects, builders, and homeowners can better understand U-factor, Solar Heat Gain Coefficient (SHGC), and the evolving standards shaping the future of residential construction. What You’ll Learn How California Title 24 impacts windows and doors What U-factor and SHGC mean for energy efficiency Why low-E glass and thermal performance matter in different climates How MITER Brands engineers products for future code requirements Why customer education and market feedback drive product innovation Episode Highlights 01:15 – Kevin Vilhauer explains his role in product engineering across MITER Brands 03:08 – What California Title 24 means for energy-efficient windows and doors 05:42 – Understanding U-factor and why lower numbers matter 07:36 – How SHGC impacts comfort and cooling performance 09:58 – Why California uses 16 climate zones for energy requirements 12:11 – How low-E glass coatings improve thermal performance 14:45 – Designing future-ready products for tomorrow’s energy codes 17:20 – The evolution of Western Architectural Openings and luxury product positioning 19:08 – Kevin shares his favorite MITER Brands DNA statement and leadership philosophy Meet the Guest Kevin Vilhauer is the Vice President of Product Engineering at MITER Brands. He works across multiple MITER Brands divisions including Western Architectural Openings, Milgard, MI, PGT, and Anlin, helping lead innovation in energy-efficient windows and doors, thermal performance, and future-focused product engineering. https://www.westernao.com/ Tools, Frameworks, or Strategies Mentioned California Title 24 energy standards U-factor performance measurement Solar Heat Gain Coefficient (SHGC) Low-E glass technology Triple glazing solutions New Product Development (NPD) Thermal performance engineering Energy-efficient glazing systems Closing Insight “Windows and doors have a very long product cycle life, so we want to make sure they’re future-proofed.” – Kevin Vilhauer This episode highlights how MITER Brands continues its relentless pursuit of 100% through customer education, operational excellence, and innovative engineering that supports long-term energy efficiency and homeowner comfort. Subscribe to the Clear Impact Podcast for more conversations about window and door innovation, building performance, and the future of the industry through MITER Brands University. Clear Impact Podcast MITER Brands University Western Architectural Openings energy-efficient windows and doors thermal performance low-E glass Title 24 energy-efficient glazing window and door dealers architects and builders luxury residential windows customer education operational excell...