Variable Air Volume (VAV) Products

When coupled with the patented FlowStar™ airflow sensor, ENVIRO-TEC terminals are among the quietest and most accurate airflow control devices in the industry. All applicable terminals are rated in accordance with AHRI Standard 880, and are ETL listed to ensure product integrity and safety compliance. A variety of configurations are available to suit your unique application.

variable air volume (vav) Models
Single Duct Models SDR and SDL (Low Height) Dual Duct Model DDR Fan Powered Models Parallel Flow Variable Volume Models VFR and VFL (Low Height) Series Flow Constant Volume Models CRB, CRC (Sensible Cooling Coil), CRQ (Ultra Quiet), CFR, CFRQ (Extra Quiet) and CFL (Low Height) Retrofit Products Round Valve Models SGX and SSX Stainless Steel Airflow Measuring Station featuring the FlowStar™ sensor, Model RFT-MS Model Number Cross Reference Can't Find It Here? Try the Obsolete Products page.
Standard Features	Available Options
FlowStar airflow sensor (patent #5,481,925) Galvanized steel construction Large bottom access panels Three tap PSC fan motor with SCR fan speed controller Single point power connection	Electric heat or hot water coils Single Duct Models: discharge sound attenuator and multiple outlet plenum Series Flow Fan Powered Models available with ultra high effciency ECM fan motor VAV DDC Electronic Controls and Pneumatic Controls, factory mounted Factory mounted DDC controls by others Factory provided piping packages, shipped loose for field installation Foil faced or elastomeric closed cell foam insulation
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View VAV Submittal Drawings
Mount & Wire Sequence Legend