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1. EcoStar Insulation, 4/30/21
2. American Chemistry Council And Spray Foam Coalition, 6/15/21
3. The Washington Post, 12/4/24
4. SprayFoamMagazine, 2022 Issue; Cameron Ashley Building Products, 11/22/19; Elastochem, 2/9/21; Reitzel Insulation Ontario, 3/17/21
5. Institute for the Building Envelope, 3/5/24
6. Williamson Source, 9/6/22; VTDigger, 5/22/23
7. Spray Foam & Resiliency BES-103 – DESIGN NOTE, 3/10/22
8. WhySprayFoam, Accessed 2/6/25
9. FEMA, 2008
10. Spray Foam Magazine, 12/1/20; HBS, Accessed 2/6/25; Elastochem, 11/22/22
11. Huntsman, Accessed 2/6/25
12. WhySprayFoam, Accessed 2/6/25
13. United States Department of Energy, Accessed 2/6/25
14. United States Energy Information Administration, Accessed 2/6/25
15. The Guardian, 1/23/25