SMRTR Science & EngineeringApr 1, 2026Interesting Engineering

Low-cost fabric panels warm buildings, slash heating energy use up to 23%

SMRTR summary

University of Massachusetts Amherst researchers developed low-cost fabric panels coated with photothermal dye that attach to building exteriors and absorb sunlight to generate heat. The removable panels can raise indoor temperatures by up to 8.64°F and reduce heating energy use by 15-23%, offering an affordable alternative to expensive renovations for renters and low-income households.

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