Quick view 6 in High Efficiency Take-Off (HETO) Superior Air Flow Characteristics Tapered boot design for improved fit on duct High density, double sided neoprene gasket Quality seal at duct wall Pre-punched holes in base for easy fastening Available with 'LOW LEAKAGE' damper hardward... MSRP: Was: Now: $33.29 - $35.29 Choose Options
Quick view 12 in High Efficiency Take-Off (HETO) Superior Air Flow Characteristics Tapered boot design for improved fit on duct High density, double sided neoprene gasket Quality seal at duct wall Pre-punched holes in base for easy fastening Available with 'LOW LEAKAGE' damper hardward... MSRP: Was: Now: $61.38 - $75.15 Choose Options
Quick view 14 in High Efficiency Take-Off (HETO) Superior Air Flow Characteristics Tapered boot design for improved fit on duct High density, double sided neoprene gasket Quality seal at duct wall Pre-punched holes in base for easy fastening Available with 'LOW LEAKAGE' damper hardward... MSRP: Was: Now: $90.53 - $105.99 Choose Options
Quick view 7 in High Efficiency Take-Off (HETO) Superior Air Flow Characteristics Tapered boot design for improved fit on duct High density, double sided neoprene gasket Quality seal at duct wall Pre-punched holes in base for easy fastening Available with 'LOW LEAKAGE' damper hardward... MSRP: Was: Now: $38.70 - $41.09 Choose Options
Quick view 8 in High Efficiency Take-Off (HETO) Superior Air Flow Characteristics Tapered boot design for improved fit on duct High density, double sided neoprene gasket Quality seal at duct wall Pre-punched holes in base for easy fastening Available with 'LOW LEAKAGE' damper hardward... MSRP: Was: Now: $38.70 - $41.25 Choose Options
Quick view 16 in High Efficiency Take-Off (HETO) Superior Air Flow Characteristics Tapered boot design for improved fit on duct High density, double sided neoprene gasket Quality seal at duct wall Pre-punched holes in base for easy fastening Available with 'LOW LEAKAGE' damper hardward... MSRP: Was: Now: $139.69 - $163.52 Choose Options
Quick view 10 in Center High Efficiency Take-Off (HETO) Our most versatile duct fitting, combining efficient use of space and optimal airflow when a center take-off is required. Technical Data GSI HETOs are designed and tested to surpass SMACNA Class 3 Leakage Standards* Pre-sealed with gasket made of EPDM... MSRP: Was: Now: $55.95 - $64.95 Choose Options
Quick view 10 in High Efficiency Take-Off (HETO) Superior Air Flow Characteristics Tapered boot design for improved fit on duct High density, double sided neoprene gasket Quality seal at duct wall Pre-punched holes in base for easy fastening Available with 'LOW LEAKAGE' damper hardward... MSRP: Was: Now: $53.20 - $61.75 Choose Options
Quick view 12 in Center High Efficiency Take-Off (HETO) Our most versatile duct fitting, combining efficient use of space and optimal airflow when a center take-off is required. Technical Data GSI HETOs are designed and tested to surpass SMACNA Class 3 Leakage Standards* Pre-sealed with gasket made of EPDM... MSRP: Was: Now: $64.50 - $78.95 Choose Options
Quick view 14 in Center High Efficiency Take-Off (HETO) Our most versatile duct fitting, combining efficient use of space and optimal airflow when a center take-off is required. Technical Data GSI HETOs are designed and tested to surpass SMACNA Class 3 Leakage Standards* Pre-sealed with gasket made of EPDM... MSRP: Was: Now: $95.25 - $111.50 Choose Options
Quick view 6 in Center High Efficiency Take-Off (HETO) Our most versatile duct fitting, combining efficient use of space and optimal airflow when a center take-off is required. Technical Data GSI HETOs are designed and tested to surpass SMACNA Class 3 Leakage Standards* Pre-sealed with gasket made of EPDM... MSRP: Was: Now: $35.00 Add to Cart
Quick view 8 in Center High Efficiency Take-Off (HETO) Our most versatile duct fitting, combining efficient use of space and optimal airflow when a center take-off is required. Technical Data GSI HETOs are designed and tested to surpass SMACNA Class 3 Leakage Standards* Pre-sealed with gasket made of EPDM... MSRP: Was: Now: $40.75 - $43.50 Choose Options
