Trex Company, Inc. Pitch Deck

ESG - ENVIRONMENTAL Trex Products Born From Sustainable Innovation Sustainability is built-in to our products, and we continually Trex Product Footprint Improvements Reduced GHG emissions intensity by 33% between 2020 and 2021 ENERGY USE AND GHG EMISSIONS1 Units 2019 2020 2021 GHG emissions Metric tons 108,740 120,410 124,095 (Scope 1 and 2) CO₂e GHG emissions intensity Metric tons CO₂e/ $ million sales 0.16 0.15 0.10 Total energy use MWh 331,920 366,690 404,771 (electricity, natural gas and fuels) Energy use intensity MWh/$ 0.48 0.44 0.34 million sales 1 Data is for Trex Residential only seek ways to strengthen our ESG performance Environmental Stewardship UPCYCLING OUR RAW MATERIALS We don't just recycle diverted wastes. We upcycle them, meaning we create a product of higher value and greater utility than the original materials PROCESS WASTE RECYCLING ~100% production scrap recycled internally WATER CONSERVATION 0 0 Trex ~99% Water recycled annually with closed-loop cooling systems across our Virginia and Nevada manufacturing facilities CLEAN AIR TECHNOLOGIES We recorded ZERO environmental compliance issues at our manufacturing operations in 2021 22 22

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