0001482541 2026-06-18 2026-06-18 0001482541 1 2026-06-18 2026-06-18 0001482541 2 2026-06-18 2026-06-18 0001482541 3 2026-06-18 2026-06-18 0001482541 4 2026-06-18 2026-06-18 0001482541 5 2026-06-18 2026-06-18 0001482541 6 2026-06-18 2026-06-18 0001482541 7 2026-06-18 2026-06-18 0001482541 8 2026-06-18 2026-06-18 0001482541 9 2026-06-18 2026-06-18 0001482541 10 2026-06-18 2026-06-18 iso4217:USD pure S-3 POSASR EX-FILING FEES 333-289830 0001482541 CEA Industries Inc. N/A N/A 0.0001381 0.0001381 0.0001381 0.0001381 0.0001381 0.0001381 0.0001381 0.0001381 S-3 CEA Industries Inc. Debt Debt Securities true Equity Preferred Stock true Equity Common Stock, par value $0.00001 true Other Depositary Shares true Other Warrants true Other Rights true Other Purchase Contracts true Other Units true false Unallocated (Universal) Shelf true 950000000.00 0.0001381 131195.00 true Equity Common Stock, par value $0.00001 per share true 50000000.00 7655.00 1000000000.00 138850.00 7655.00 0.00 131195.00 1 An unspecified number of securities is being registered as may from time to time be offered at unspecified prices and, in addition, an unspecified number of additional shares of Common Stock is being registered as may be issued from time to time upon conversion of any Debt Securities that are convertible into Common Stock or pursuant to any anti-dilution adjustments with respect to any such convertible Debt Securities. The aggregate maximum offering price of all securities issued pursuant to this registration statement will not exceed $1,000,000,000. In accordance with Rule 457(o) under the Securities Act of 1933, as amended, the filing fee is calculated and being paid based on the maximum aggregate offering price pursuant to the registration statement. 2 On August 25, 2025, the registrant initially filed this registration statement on Form S-3ASR (File No. 333-289830) registering, among other securities, the issuance of up to $50,000,000 of Common Stock in an at the market offering ("ATM Offering"). The registration fee associated with the ATM Offering was $7,655. The amount of unused registration fee paid in connection with the ATM Offering will be applied to the registrant's total registration fee under this Post-Effective Amendment No. 1.