4Q24 William Blair Composite Decking Survey Question Title * 1. Please identify yourself. Builder/Contractor Retailer Distributor Question Title * 2. Quarter growth (year-over-year)? Above 16% 16% to 13% 12% to 9% 8% to 5% 4% to 1% -1% to 1% -1% to -4% -5% to -8% -9% to -12% -13% to -16% Below -16% Question Title * 3. Has business remained the same / declined / improved over the past quarter? Remained the same Declined Improved Question Title * 4. How would you characterize conditions in composite decking over the past 90 days? What are some trends driving those conditions? Question Title * 5. Is wood gaining market share? More wood sales over the past 60 days Less wood sales over the past 60 days No change Question Title * 6. What % of your decking sales are composite? Question Title * 7. Are you seeing more trade down to lower price point products? Yes No Question Title * 8. Which do you mainly work with? Select all that apply. Trex TimberTech/Azek Fiberon Deckorators Other (please specify) Question Title * 9. How have backlogs changes since last quarter? Backlog is down from last quarter Backlog hasn't changed from last quarter Backlog is up from last quarter How many months of backlog do you have currently? Question Title * 10. Are projects on track for on time delivery, being delayed, or being cancelled?Check all that apply. 95%+ on track to deliver as expected Some delayed due to interest rates, labor constraints, or other products Some projects canceled Question Title * 11. How would you categorize your inventory this quarter? Too high Fine Too low Question Title * 12. What are your thoughts on Trex/AZEK expanded railing line? Do you believe they'll be able to grow share in railing? Question Title * 13. How do you expect your exposure to Trex/AZEK railing to change over the next 12 months? Increase Decrease Remain the same Question Title * 14. Outlook for total growth in 2025? Above 16% 16% to 13% 12% to 9% 8% to 5% 4% to 1% -1% to 1% -1% to -4% -5% to -8% -9% to -12% -13% to -16% Below -16% Question Title * 15. Outlook for price in 2025? Above 6% 4% to 6% 1% to 3% -1% to 1% -1% to -3% -4% to -6% Below -6% Question Title * 16. Thank you for your input.If you would like a copy of the results, please share your name and contact information. Name Company State/Province Email Address Phone Number Done