Azek Investor Presentation Deck

WELL-POSITIONED FOR SUSTAINABLE, LONG-TERM GROWTH OFFERING THE BROADEST, MOST BEAUTIFUL AND TECHNOLOGICALLY ADVANCED PORTFOLIO ILLUSTRATIVE LONG-TERM RESIDENTAL SALES GROWTH EQUATION Market Growth ~4-6% KEY DRIVERS O Conversion & Outdoor Living ~2-3% O Material Conversion / Secular Growth New Products O Channel Growth THE AZEK COMPANY Growth Initiatives ~2-3% ~Double Digit Long-Term Residential Sales Growth Target COMPETITIVE DIFFERENTIATION O Capability to drive innovation O Breadth of portfolio - Outdoor Living, Exteriors and Adjacency opportunities o Uniquely positioned for wood conversion Source: Management Estimates 12

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