The HEPA-AIRE® H1990LV Variable Speed negative air machine combines legendary air cleaning performance with a durable, corrosion-resistant galvanized steel cabinet. Powered by a 1 hp variable-speed motor, it delivers adjustable airflow from 300 to 1800 CFM to support negative air, air scrubbing and HEPA filtration in restoration, abatement and infection-control environments. The unit is NRTL-certified to conform to stringent UL and CSA safety standards.
Key Features
- Variable-speed 1 hp motor with adjustable 300–1800 CFM airflow
- Durable, corrosion-resistant galvanized steel cabinet
- Includes prefilter and HEPA filter
- NRTL-certified to conform to UL and CSA safety standards
- Lightweight 111 lb design for easy transport between job sites
Filtration
The H1990LV uses a staged filtration system that captures airborne particles down to 0.3 microns. Replacement filters include the H1901 first-stage pre-filter, the H1902 second-stage filter and the H1910 HEPA filter rated at 99.97% efficiency.
Specifications
| Airflow | 300–1800 CFM |
|---|---|
| Motor | 1 hp, variable speed |
| HEPA Filter | H1910, 99.97% efficient at 0.3 microns |
| Filters Included | Prefilter and HEPA filter |
| Cabinet Material | Galvanized steel |
| Weight | 111 lbs |
| Certification | NRTL-certified (UL and CSA) |
| Replacement Filters | H1901 (1st stage), H1902 (2nd stage), H1910 (HEPA) |



