Azek IPO Presentation Deck

I I 1 Multiple Levers to Drive Growth ORGANIC GROWTH LEVERS Strong Market Growth Long-term material conversion trend Secular growth (Outdoor Living) R&R demand Accelerate Growth through New Products Large, dedicated R&D team ✓Broad range of technologies and materials ✓ Robust new product roadmap Leverage Investments in Sales and Marketing Organization Expand sales force in strategic areas of focus (i.e. Exteriors) Invest in under- penetrated markets New geographies, smaller dealers and new channels Investment in digital and consumer branding Grow Presence in Retail Simplify and improve consumer experience ✓Launch tailored new products Elevate brand awareness Expand DIY offering THE AZEK COMPANY I I I I 1 1 Our multi-pronged growth strategy enables us to drive above-market growth across cycles Selectively Execute Strategic Acquisitions 25

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