¹û¶³ÊÓƵ

General-purpose control damper with 3V blades for automatic control or manual balancing in low to medium pressure and velocity systems.

• Up to 5 in. wg
• Up to 3,000 fpm
• -40°F to 250°F

General-purpose control damper with 3V blades for automatic control or manual balancing in low to medium pressure systems. Includes blade and jamb seals.

• Up to 5 in. wg
• Up to 3,000 fpm
• Leakage: Class 1A @ 1 in. wg

Low-leakage control damper with fabricated airfoil blades for automatic control or manual balancing in medium to high pressure systems. Includes blade and jamb seals.

• Up to 8 in. wg
• Up to 4,000 fpm
• Leakage: Class 1A @ 1 in. wg

Low-leakage control damper with insulated fabricated airfoil blades for automatic control or manual balancing in medium to high pressure systems. Includes blade and jamb seals.

• Up to 8 in. wg
• Up to 4,000 fpm
• Leakage: Class 1A @ 1 in. wg

Low-leakage control damper with blades fully contained in a 4 in. frame for direct mount to louvers or filter frames without interference. Includes blade and jamb seals.

• Up to 6 in. wg
• Up to 6,000 fpm
• Leakage: Class 1A @ 1 in. wg

Low-leakage control damper with extruded aluminum airfoil blades for automatic control or manual balancing in medium to high pressure systems. Includes blade and jamb seals.

• Up to 6 in. wg
• Up to 6,000 fpm
• Leakage: 3 cfm per sq. foot @ 1 in. wg

Low-leakage control damper with extruded aluminum airfoil blades and frame for automatic control or manual balancing in medium to high pressure systems. Includes blade and jamb seals.

• Up to 8 in. wg
• Up to 6,000 fpm
• Leakage: Class 1A @ 1 in. wg

Round control damper for low to medium pressure and velocity systems.

• Up to 4 in. wg
• Up to 3,000 fpm
• Up to 250°F

Round control damper for low to medium pressure and velocity systems. Includes blade seal.

• Up to 4 in. wg
• Up to 3,000 fpm
• Leakage: 4 cfm per sq. foot @ 1 in. wg

Insert-style multi-blade round control damper for airflow control in round HVAC ductwork. Designed for low to medium pressure systems; includes blade and jamb seals.

• Up to 5 in. wg
• Up to 2,500 fpm
• Leakage: 3.5 cfm per sq. foot @ 1 in. wg

Low-leakage control damper with thermally broken extruded aluminum blades. Minimizes thermal transfer and condensation; meets IECC requirements.

• Up to 8 in. wg
• Up to 4,000 fpm
• Leakage: Class 1A @ 1 in. wg

Low-leakage control damper with insulated, thermally broken aluminum blades and frame. Minimizes thermal transfer and condensation; meets IECC requirements.

• Up to 8 in. wg
• Up to 4,000 fpm
• Leakage: Class 1A @ 1 in. wg

Low-leakage 3V blade control damper with 316 stainless steel construction for low to medium pressure and velocity systems.

• Up to 5 in. wg
• Up to 3,000 fpm
• Leakage: Class 1A @ 1 in. wg

Low-leakage airfoil blade control damper with 316 stainless steel construction for medium to high pressure and velocity systems.

• Up to 8 in. wg
• Up to 4,000 fpm
• Leakage: Class 1A @ 1 in. wg

Control damper with vertical 3V blades and blade/jamb seals for automatic control or manual balancing in low to medium pressure systems.

• Up to 5 in. wg
• Up to 3,000 fpm
• Leakage: Class 1A @ 1 in. wg

Low-leakage control damper with vertical fabricated airfoil blades for automatic control or manual balancing in medium to high pressure systems. Includes blade and jamb seals.

• Up to 8 in. wg
• Up to 4,000 fpm
• Leakage: Class 1A @ 1 in. wg

Low-leakage control damper with insulated vertical fabricated airfoil blades for automatic control or manual balancing in medium to high pressure systems. Includes blade and jamb seals.

• Up to 8 in. wg
• Up to 4,000 fpm
• Leakage: Class 1A @ 1 in. wg

Low-leakage control damper with vertical extruded aluminum airfoil blades and aluminum frame for automatic control or manual balancing in medium to high pressure systems. Includes blade and jamb seals.

• Up to 8 in. wg
• Up to 6,000 fpm
• Leakage: Class 1A @ 1 in. wg

Face and bypass control damper for low to medium pressure HVAC systems. 3V blades reduce pressure drop and enable precise airflow control; IECC compliant.

• Leakage: Class 1A @ 1 in. wg
• Up to 5 in. wg
• Up to 3000 fpm

Compact airflow measuring station and low-leakage control damper that measures and regulates to a target setpoint. Includes modulating actuator and pressure transducer; ±5% of reading accuracy.

• Leakage: 6 cfm per sq. foot at 4 in. wg
• 300 to 2,000 fpm

Compact airflow measuring station and low-leakage control damper that measures and regulates to a target setpoint. Includes modulating actuator and pressure transducer; ±5% of reading accuracy.

• Leakage: 6 cfm per sq. foot at 4 in. wg
• 300 to 3,000 fpm

Compact airflow measuring station and low-leakage control damper that measures and regulates to a target setpoint. Includes modulating actuator and pressure transducer; ±5% of reading accuracy.

• Leakage: 6 cfm per sq. foot at 4 in. wg
• 300 to 3,000 fpm

Compact airflow measuring station and low-leakage vertical blade control damper that measures and regulates to a target setpoint. Includes modulating actuator and pressure transducer; ±5% of reading accuracy.

• Leakage: 6 cfm per sq. foot at 4 in. wg
• 300 to 3,000 fpm

Industrial control damper with a flanged frame and 3V blades for reliable airflow control in light to medium duty HVAC systems.

• Up to 8.5 in. wg
• Up to 3,000 fpm
• -40°F to 400°F

Industrial control damper with a flanged frame and fabricated airfoil blades for reliable airflow control in light to medium duty HVAC systems.

• Up to 8.5 in. wg
• Up to 4,000 fpm
• -40°F to 400°F

Industrial control damper designed for retrofit in existing lab exhaust units or standalone use in custom systems. Compatible with Greenheck Vektor® units.

• Up to 8.5 in. wg
• Up to 4,000 fpm
• -40°F to 250°F

Industrial control damper with a flanged frame and insulated fabricated airfoil blades for reliable airflow control in light to medium duty HVAC systems.

• Up to 8.5 in. wg
• Up to 4,000 fpm
• -40°F to 250°F

Industrial control damper with flanged frame and 3V blades. Provides airflow control and shutoff in medium duty HVAC or industrial applications.

• Up to 15 in. wg
• Up to 4,000 fpm
• -40°F to 600°F

Industrial isolation damper with flanged frame and full-perimeter blade seal design. Provides low-leakage shutoff for HVAC and process systems.

• Up to 10 in. wg
• Up to 4,000 fpm
• -40°F to 400°F

Industrial control damper with flanged frame and fabricated airfoil blades. Provides airflow control and shutoff in medium duty HVAC or industrial applications.

• Up to 15 in. wg
• Up to 5,000 fpm
• -40°F to 600°F

Industrial control damper designed for retrofit in existing lab exhaust units or standalone use in custom systems. Compatible with Greenheck Vektor® units.

• Up to 15 in. wg
• Up to 5,000 fpm
• -40°F to 250°F

Industrial control damper with flanged frame and extruded aluminum airfoil blades. Provides airflow control and shutoff in medium duty HVAC or industrial applications. Optional Spark A resistant construction available.

• Up to 15 in. wg
• Up to 5,000 fpm
• -40°F to 250°F

Industrial control damper with flanged frame and fabricated airfoil blades. Provides airflow control and shutoff in medium to heavy duty HVAC or industrial applications.

• Up to 25 in. wg
• Up to 5,000 fpm
• -40°F to 600°F

Industrial control damper with flanged frame and fabricated airfoil blades. Provides airflow control and shutoff in medium to heavy duty HVAC or industrial applications.

• Up to 35 in. wg
• Up to 6,000 fpm
• -40°F to 600°F

Industrial control damper with flanged frame and fabricated airfoil blades. Provides airflow control and shutoff in medium to heavy duty HVAC or industrial applications.

• Up to 45 in. wg
• Up to 6,000 fpm
• -40°F to 600°F

Round light industrial control damper with flanged frame and butterfly blade. Provides airflow control and shutoff in light duty HVAC systems.

• Up to 6 in. wg
• Up to 3,000 fpm
• -40°F to 250°F

Round light industrial isolation damper with flanged frame and butterfly blade with full perimeter seal. Engineered specifically for tight shutoff with very low leakage in light duty HVAC systems.

• Up to 6 in. wg
• Up to 3,000 fpm
• -40°F to 250°F

Round industrial control damper with flanged frame and butterfly blade. Provides airflow control and shutoff in light to medium duty HVAC or industrial applications.

• Up to 6 in. wg
• Up to 4,000 fpm
• -40°F to 400°F

Two-blade round industrial control damper with flanged frame. Allows for more precise airflow modulation in light to medium duty HVAC or industrial applications.

• Up to 6 in. wg
• Up to 4,000 fpm
• -40°F to 400°F

Round industrial control damper with flanged frame and butterfly blade. Provides airflow control and shutoff in medium duty HVAC or industrial applications.

• Up to 13.5 in. wg
• Up to 5,150 fpm
• -40°F to 600°F

Round industrial control damper with flanged frame and butterfly blade. Provides airflow control and shutoff in medium to heavy duty HVAC or industrial applications.

• Up to 20 in. wg
• Up to 6,400 fpm
• -40°F to 1000°F

Round industrial isolation damper with flanged frame and butterfly blade with full perimeter seal. Engineered specifically for tight shutoff and very low leakage in medium to heavy duty HVAC and industrial applications.

• Up to 20 in. wg
• Up to 6,500 fpm
• -40°F to 400°F

Round industrial control damper with flanged frame and butterfly blade. Provides airflow control and shutoff in medium to heavy duty HVAC or industrial applications.

• Up to 30 in. wg
• Up to 7,000 fpm
• -40°F to 400°F