Life Safety Dampers
Life Safety Damper Manufacturers
United Enertech
Air Balance
Louvers & Dampers
Mestek, Inc. is a family of over 45 specialty manufacturers providing heating, ventilating, and air conditioning products, as well as metal forming machinery and architectural products. Their diverse portfolio serves various facets of the HVAC equipment and building envelope industries.
Featured Life Safety Dampers
United Enertech - Combination fire/smoke damper, 3V blade, Class I
The United Enertech Model F/S-3V-I is a combination fire and smoke damper designed to provide effective containment of fire and smoke within HVAC systems. It features a 3V blade design and meets Class I leakage standards, ensuring reliable performance in critical applications.
Features
UL Certification
Meets UL555 and UL555S standards, bearing File #R25410, ensuring compliance with recognized safety protocols.
Leakage Class
Achieves Class I leakage rating, providing ultra-low leakage performance for enhanced safety and energy efficiency.
Fire Rating
Standard 1½-hour fire rating, with optional 3-hour rating available for applications requiring extended fire resistance.
Operational Ratings
Designed to operate effectively at velocities up to 2,000 feet per minute and pressures up to 4 inches water gauge.
Integrated Test Features
Equipped with a factory-installed Momentary Test Switch (MTS) for convenient operational testing and maintenance.
Fail-Safe Operation
When equipped with a factory-furnished actuator, the damper provides fail-safe operation, automatically moving to the desired position upon power loss during a fire event.
Specifications
Blade Design
Features a 3V blade configuration, providing efficient airflow control and minimal resistance.
Construction
Built with a V-groove blade design and ultra-low leakage construction to enhance performance and reliability.
Actuation
Compatible with factory-installed actuators, offering reliable operation and integration with building safety systems.
Installation Options
Available with factory-installed sleeves in various lengths and gauges to suit different installation requirements.
Warranty
Documents
air balance - Two Bladed Insulated Static Round Ceiling Radiation Damper
Static radiation damper for fire-rated ceiling penetrations, featuring insulated blades to limit heat transfer while maintaining airflow.
Features
Specifications
Warranty
Documents
Louvers & Dampers - 1½ Hour Rated Non-Motorized Single Thickness Multi-Blade Fire Damper
UL555-certified fire damper with single thickness multi-blade design for 1½ hour fire-rated assemblies. Features fusible link activation and manual reset capability for HVAC penetrations in fire-rated walls/partitions.
Features
Fire Protection
UL555 listed for 1½ hour fire resistance (1770°F test standard).
Blade Design
Single thickness galvanized steel blades with 3/8″ diameter shafts.
Activation
165°F fusible link with manual reset capability.
Specifications
Leakage Class
Class I (≤4 CFM/sq.ft @ 4″ w.g. when closed).
Installation
Sleeve or duct-mounted in horizontal/vertical orientations.
Applications
Fire-rated walls, partitions, and floor assemblies.
Warranty
Documents
United Enertech - Curtain Fire Damper - 1-1/2 & 3 Hour - Static - Style A - Integral Sleeve
A UL555-listed static curtain fire damper with integral galvanized steel sleeve, providing 1.5-hour or 3-hour fire ratings for HVAC penetrations in fire-rated assemblies.
Features
Fire Protection
Tested to UL standards for 1.5-hour (CFD-1.5) or 3-hour (CFD-3) ratings.
Installation
Integral sleeve simplifies mounting in wall/floor penetrations.
Activation
Fusible link melts at 165°F (74°C) or 212°F (100°C) options.
Specifications
Leakage Class
Class I (≤4 CFM/sq.ft @ 4″ w.g. when closed).
Airflow
Up to 2,000 FPM in open position.
Materials
20-gauge galvanized steel curtain with stainless steel components.
Warranty
Documents
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