Cooling Construction Workers with Human-Centric Tech, with Tiffany Yeh, MD Co-Founder & CEO Of...
•February 12, 2026
0
Why It Matters
By mitigating heat stress, Estia’s hydrogel apparel can boost construction productivity and safety, turning a hidden $20 billion loss into a competitive advantage as climate extremes reshape the labor market.
Key Takeaways
- •Estia's hydrogel textile cools workers via passive heat transfer.
- •Hydrovolt fabric recharges in standard laundry, enabling daily reuse.
- •B2B model targets construction firms and safety agencies first.
- •Heat stress costs $20B annually, reducing productivity and safety.
- •Human‑centric cooling could become a new standard in labor markets.
Summary
The Tangent Proptek episode spotlights Dr. Tiffany Yeh, co‑founder and CEO of Estia Materials, who unveiled a human‑centric cooling solution for construction and mining crews. Her company’s proprietary hydrogel, branded Hydrovolt, absorbs body heat and releases it through a dry‑touch fabric that can be printed onto shirts, arm sleeves, and bandanas.
Yeh explained that extreme heat accounts for roughly $20 billion in global productivity losses and up to 500,000 deaths each year, yet the construction sector has lagged in adopting protective technologies. Hydrovolt’s 90%‑water gel transfers heat away from the wearer, dries out over a shift, and is fully recharged in a conventional washing machine—making it as easy to maintain as ordinary workwear.
The interview highlighted Singapore’s reliance on air‑conditioning as a cautionary example and cited Yeh’s field experience in hot‑climate slums that inspired a portable, bag‑friendly cooling material. Estia currently sells directly to contractors, public‑safety agencies, and unions, with plans to partner with mainstream apparel brands for broader distribution.
If widely adopted, this passive cooling tech could reshape labor economics: safer, more comfortable workers translate into higher productivity, lower turnover, and a new prop‑tech category that addresses climate‑driven workforce challenges. Developers and owners may soon be compelled to factor thermal comfort into project budgets as heatwaves intensify.
Original Description
Tiffany Yeh, MD is the CEO and Co-Founder of Eztia Materials (https://www.eztiamaterials.com/), a climate-tech venture developing energy-efficient cooling materials to protect people from extreme heat. With a mission to advance hard tech solutions at the climate-health nexus, Tiffany draws on her unique background as a physician, engineer, and public health advocate to build technologies that improve global health in a warming world.
(01:13) - Dr. Ye’s Background & Inspiration
(01:52) - The Heat Challenge
(05:20) - Singapore and the Power of Cooling
(06:32) - Why Construction Has Been Slow to Adapt
(07:22) - The Human Factor
(08:14) - HydroVolt Technology
(09:29) - Business Model, Distribution & Competition
(11:19) - Worker Comfort
(15:32) - Hidden Productivity Crisis Brewing
(18:18) - Feature: Blueprint: The Future of Real Estate 2026 in Vegas on Sep. 22-24
(19:21) - The Secret Sauce Behind HydroVolt
(20:31) - Prototyping & Real-World Applications
(21:32) - Measuring Impact & ROI
(23:34) - Pitching to VCs & Investors
(25:31) - Product Roadmap
(29:08) - Collaboration Superpower: Lionel Messi
💚 Learn more:
➡️ Visit Eztia (https://www.eztiamaterials.com/)
➡️ Tiffany Yeh on LinkedIn (https://www.linkedin.com/in/tiffanyyeh11/)
💚 Feature:
➡️ Blueprint - The Future of Real Estate - Register for 2026 (https://bit.ly/3PCeczM): The Premier Event for Industry Executives, Real Estate & Construction Tech Startups and VC's, at The Venetian, Las Vegas on September 22nd-24th, 2026. As a friend of Tangent, you can save $300 on your All-Access pass.
💚 Connect with Tangent:
➡️ Edward Cohen on LinkedIn (https://bit.ly/3Y6172t)
➡️ Jeff Berman on LinkedIn (https://bit.ly/3KeXjI7)
➡️ Zach Aarons on LinkedIn (https://www.linkedin.com/in/zachaarons/)
➡️ Tangent on LinkedIn (https://bit.ly/3fuHcK0)
Disclaimer: Tangent podcast is for entertainment and informational purposes only, you should not construe any such information or other material as legal, tax, investment, financial, or other advise. Nothing contained on our program constitutes a solicitation, recommendation, endorsement, or offer by Tangent, Camber Creek, MetaProp, or any third party guest to buy or sell any securities, public or private, other financial instruments or funds.
0
Comments
Want to join the conversation?
Loading comments...