| Cover | Mar. 28, 2024 |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Mar. 28, 2024 |
| Entity File Number | 001-41266 |
| Entity Registrant Name | CEA INDUSTRIES INC. |
| Entity Central Index Key | 0001482541 |
| Entity Tax Identification Number | 27-3911608 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 385 South Pierce Avenue |
| Entity Address, Address Line Two | Suite C |
| Entity Address, City or Town | Louisville |
| Entity Address, State or Province | CO |
| Entity Address, Postal Zip Code | 80027 |
| City Area Code | (303) |
| Local Phone Number | 993-5271 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Common Stock 0. 00001 Par Value [Member] | |
| Title of 12(b) Security | Common Stock, $0.00001 par value |
| Trading Symbol | CEAD |
| Security Exchange Name | NASDAQ |
| Warrants To Purchase Common Stock [Member] | |
| Title of 12(b) Security | Warrants to purchase Common Stock |
| Trading Symbol | CEADW |
| Security Exchange Name | NASDAQ |
