Azek IPO Presentation Deck

Well Positioned to Outperform in Any Market Environment Resilient, Growing Markets Favorable long-term trends: material conversion, Outdoor Living, resilient R&R demand Outdoor construction continues as it's considered a relatively safe environment Homeowners spending more time at home may increase desire for Outdoor Living spaces Consumer interest in Outdoor Living products/decking has recently increased as demonstrated by increase in web traffic on these topics Branded Category Leader Hold #1 or #2 position in well-structured markets Broadest product portfolio serving all price points Relationships with distributors, dealers and contractors built over 20+ years Multiple Levers to Drive Above Market Growth New products - launched two new product platforms in 2020 (Reserve and Prime+) Leverage investments in sales and marketing, digital and consumer branding Grow presence in retail-new deck stocking positions, improve consumer experience, expand DIY solutions Attractive Margins with Significant Upside Unique customer value proposition Vertically integrated U.S. manufacturing network and culture of continuous improvement Early Innings of recycling opportunity THE AZEK COMPANY A unique, long-term growth and ESG story; well positioned to outperform in any market environment 37

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