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Revolutionizing thermal management: Utilizing textile waste for transformative pipe insulation as an alternative to
Dongchan Jin1, Young Uk Kim1, Sumin Kim1
1Department of Architecture and Architectural Engineering, Yonsei University, Seoul 03722, Republic of Korea.
Waste Management (New York, N.Y.)
|July 1, 2025
Summary
Recycled clothing waste effectively insulates hot-water pipes, offering comparable thermal performance to conventional materials. This sustainable insulation reduces heat loss and energy consumption, presenting an eco-friendly alternative for building efficiency.
Area of Science:
- Materials Science
- Sustainable Engineering
- Thermal Engineering
Background:
- Traditional insulation materials contribute to environmental pollution.
- Effective thermal insulation is crucial for building energy efficiency and reducing operational costs.
- Textile waste presents a significant disposal challenge, necessitating innovative recycling solutions.
Purpose of the Study:
- To evaluate the thermal performance of insulation fabricated from recycled clothing waste for hot-water piping systems.
- To compare the dynamic thermal behavior and freeze-thaw resilience of recycled insulation against conventional materials.
- To assess the feasibility of upcycling textile waste into high-performance pipe insulation for sustainable construction.
Main Methods:
- Mechanical processing and thermal compression of unsorted clothing waste into insulation specimens (panels and pipe sleeves).
- Direct installation experiments on pipes under controlled temperatures (40, 60, 80°C) with advanced thermal imaging.
- Evaluation of insulation performance under simulated winter cooling conditions.
Main Results:
- Recycled insulation demonstrated thermal performance comparable to general insulation, effectively reducing heat loss and thermal fluctuations.
- While slightly higher in thermal conductivity than benchmark insulation, recycled material showed excellent efficiency and suitability for practical applications.
- The recycled insulation exhibited resilience under freeze-thaw conditions and potential for winter cooling scenarios.
Conclusions:
- Recycled fiber insulation derived from textile waste is a feasible, eco-friendly, and effective alternative for building energy efficiency.
- Upcycling clothing waste into sustainable pipe insulation reduces energy consumption and environmental pollution.
- This study supports circular economic practices and sustainable construction through innovative textile waste utilization.
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