When Virginia contractors Southern Air Inc. and Kirby-Vass Insulation Inc. joined the project team for the construction of the expansive Greenbrier Casino Club, an addition to the historic, luxurious Greenbrier Resort in White Sulphur Springs, W.Va., they knew they would be put to the test.

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.

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 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.

When space restrictions prevent the use of in-line duct fans, EXT External Mount Duct Fans can be used, said the company. EXT fans provide a simple through-the-wall solution, and can be sidewall mounted on the exterior of a building to allow for easy access to the fan. Installation space can be as little as 4 inches.

The SkeleCore™ in-duct cylindrical tensioning system has been expanded into a product line with the additions of the SkeleCore™ FTS (fabric tensioning system) and the SkeleCore™ IHS (internal hoop system). The line is compatible with all DuctSox textile air dispersion systems.

The Fire and Ceiling Radiation Dampers Product Catalog is a complete listing of the manufacturer’s full line of fire dampers and ceiling radiation dampers for use whenever air distribution system ductwork penetrates fire-rated barriers.

Remote testing capability has been added to the updated Series DNR and watertight NEMA DNRW InnovairFlex™ intelligent duct smoke detector housing with the intelligent Remote Test Capable® photoelectric detector (2251BR). This optional detector is especially designed for use in applications requiring a remote test.

Manufactured from a durable polyester material, PolyArmor™ duct liner is fiberglass-free and won’t irritate the skin, the company said. The polyester material is webbed into a thermal blanket, which is then bonded with a Foil-Scrim-Kraft (FSK) facing to resist damage during system installation and operation.