Angel Invest Boston
Temperate: The Tech Beaming Heat Into Space to Disrupt the Trillion-Dollar Cooling Market | Angel Insights
Angel Invest Boston
•October 22, 2025•29 min
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Angel Invest Boston•Oct 22, 2025
Why It Matters
A refrigerant‑free, space‑beaming cooling method could dramatically cut global electricity use and CO₂ emissions, reshaping the trillion‑dollar HVAC industry. Early‑stage investors gain exposure to a potentially disruptive climate‑tech platform.
Key Takeaways
- •20× more efficient than conventional air conditioners
- •Converts heat to light, beams it into space
- •No refrigerants, eliminates greenhouse gas leakage
- •Targets data‑center and HVAC markets worth trillions
- •Uses low‑cost, supermarket‑sourced materials
Pulse Analysis
Temperate’s approach flips the traditional vapor‑compression cycle on its head by leveraging thermophotonic conversion: waste heat is transformed into photons and directed through a transparent aperture toward the cold of outer space. This physics‑based method sidesteps the inefficiencies of compressors and the environmental hazards of hydrofluorocarbon refrigerants. By using readily available, low‑cost components—often sourced from everyday grocery aisles—the startup keeps capital expenditures low while maintaining a high coefficient of performance, positioning the technology as a viable alternative for energy‑intensive environments.
The timing aligns with soaring demand for data‑center cooling, a sector projected to double its electricity consumption by 2030. Conventional chillers struggle with rising temperatures and regulatory pressure to reduce carbon footprints. Temperate’s refrigerant‑free system offers a path to meet stringent sustainability targets while delivering up to twentyfold efficiency gains. In the broader HVAC market, which accounts for 40% of global energy‑related emissions, the technology could unlock substantial savings for commercial buildings, hospitals, and industrial facilities seeking to lower operational costs and meet net‑zero commitments.
From an investment perspective, Temperate presents a compelling deep‑tech thesis: a scalable, materials‑light solution addressing a trillion‑dollar market with clear environmental upside. Early pilots in data‑centre clusters are expected to validate performance metrics and inform regulatory approvals, while the low‑cost supply chain reduces barriers to mass adoption. Challenges remain, including ensuring long‑term durability of the photonic components and navigating space‑beaming safety standards. Nonetheless, the convergence of climate urgency, energy economics, and innovative physics positions Temperate as a noteworthy contender in the next wave of climate‑tech breakthroughs.
Episode Description
Temperate: The startups building tech that beams heat into space and aims to disrupt the trillion-dollar cooling market
Air conditioning consumes 10% of the world's electricity, a figure set to double by 2050. Is there a better way?
I got the chance to speak with Charlie, founder of Temperate, a UK startup that has developed a revolutionary cooling technology up to 20 times more efficient than standard AC. Their system uses no refrigerants and works by converting heat into light and beaming it directly into space.
Listen to learn how this deep-tech solution, built with materials from a supermarket, is targeting the multi-trillion-dollar data centre and HVAC markets, and why it represents a massive opportunity for early-stage investors.
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