Azek IPO Presentation Deck

Shifts in Consumer Behavior Accelerate Initiatives Expanding strategies to capture contractor, consumer, DIY and retail home improvement share EXPECTED HOMEOWNER TRENDS ↑ Shopping from Home and Digital ↑ DIY and Repair Projects ↑ Outdoor R&R Demand ↑ Contactless Designs and Proposals Lead Times and ↑ Flexibility ↑ Single Family Home Demand vs. Apartment Living THE AZEK COMPANY PLAYING OFFENSE ✓ Focus on digital marketing and expansion of digital consumer engagement and marketing campaigns (website traffic up >80% YoY in April) ✓Highlighting health and social distancing benefits of high privacy barriers Leveraging call center and direct sales force to directly support consumers (leads up 2x in April) ✓ Recently introduced value-oriented EDGE decking collections appeal to DIY market Expanded contractor and architect training (AZEK University) to digital and achieving significant increases in reach Expanding digital content and tools for consumers and generalist contractors to capture larger share of wood market ✓Enhancing tools and content with retail home improvement partners ✓ Funding and implementing key growth initiatives 14

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