Both the 500- and 560-mm fans are electronically commutated (EC) axial fans. They have finned blades and an advanced pitch design that deliver maximum efficiency for specialized applications such as data center cooling. Applications for the fans include use in data centers, heat pumps, condensers, and more.
A line of PVC and CPVC duct dampers offered in butterfly, gravity, and blast gate types for fume removal applications is available. The backdraft dampers come in three flow control types: butterfly for balancing airflow, a gravity backflow preventer which closes when the air pressure stops, and a blast gate for on-off.
Swingout construction on the 69S power roof ventilator provides easy, safe access to internal fan components for inspection, cleaning, maintenance, or repair without removing the entire fan assembly or having personnel working directly over the roof opening.
Energy Star-rated, the WhisperRecessed™ ventilation fan is a combination of an 80-cfm fan and light that is recessed into the ceiling, offering quiet, energy efficient, and powerful ventilation. The compact fluorescent lamp provides diffused, uniform illumination. The specification-grade, fan-light includes the Dual Duct Adapter.
Increasing the coverage area and warranty of the company’s Power-foil® X is the Powerfoil X2.0 industrial fan. The fan introduces an airfoil system that combines patented airfoils and winglets with patent-pending AirFence™ technology to increase overall coverage by 28 percent, said the company.
Timing is everything when it comes to a major urban construction project, especially when it’s bound on all four sides by downtown buildings. Did Huntington Center in Toledo, Ohio, open in time and how did they keep the HVAC system clean?
Designed to provide grease, smoke, and odor control for commercial kitchen exhaust systems, the Grabber™ Triple Play and Power Play pollution control units are highlighted in a brochure. The Grease Grabber Triple Play features a three-stage mechanical filter arrangement coupled with activated carbon panels to remove odor.
An ac three-position short fan tray is now available with an energy-efficient smart thermal control. Designated the OA300ST Series, the smart thermal controller independently increases or decreases the speed of the three fans in response to the ambient air temperature, reducing power consumption by up to 30 percent.
Designed for use in residential applications where homeowners’ rooms are uncomfortably hot or cold because their forced-air furnace/air conditioner blower cannot provide adequate velocity, the Duct Booster® register booster fans can now increase comfort.
Fiberglass duct liner ToughGard Ultra*Round offers acoustical, thermal, and moisture control performance for spiral duct applications. It is a fiberglass duct liner overlaid with an extremely tough and durable fire-resistant black composite airstream surface, which is scored to allow for easy installation in spiral air ducts.
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