- Available in v-belt or direct drive configurations
- Rigid cast iron cylinder and headplates
- Anti-friction cylindrical roller bearings
- Splash lubricated spur timing gears
- Inlet and discharge connections in standard pipe sizes
- Involute profile ductile iron impellers
RAS-DVJ (Whispair) Gas Blower
Heavy-duty, versatile, air injected vacuum blower
ROOTS® DVJ WHISPAIR™ dry exhausters have an exclusive discharge jet plenum design which allows cool, atmospheric air to flow into the cylinder. This unique design permits continuous option blank-off conditions with a single blower.
- Vacuum to 27” Hg
- Flows to 16,780 SCFM
Roots Parts Plan and Protection Plan Programs
Performance You Can Count On. Protection You Can Trust
Roots Parts Plan and Protection Plan programs provide the support you need to keep your ROOTS equipment operating at peak efficiency. From scheduled service kits and extended warranty coverage to comprehensive maintenance, diagnostics, and emergency response, these programs are built to maximize uptime, extend equipment life, and ensure long-term reliability.
Parts Plan delivers a premium preventative maintenance solution with up to three years of extended factory warranty coverage, annual service kits shipped directly to you, and oil sampling for condition monitoring. Designed for predictable, worry-free maintenance, this plan ensures you always have the right OEM parts, lubricants, and components to keep your blower running at peak performance.
Protection Plan provides comprehensive care for your blower systems through preventive and predictive maintenance, priority technical support, rapid emergency response, and service performed by OEM‑trained technicians. Backed by genuine OEM parts and detailed service reporting, this plan helps prevent unplanned downtime, protects your investment, and ensures long‑term operational stability.
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