ASHRAE published a new guideline for increasing energy efficiency in historic buildings while minimizing the disturbance of the building’s historic character.
The new TED40x2 low-leakage, insulated control damper from Ruskin® features insulated airfoil blades, which the company says offers greater strength, produces less sound, provides greater sealing ability, and reduces static pressure loss.
Marketair has introduced the RD-Series and PD-Series of commercial rooftop enclosure and support systems. Both series are manufactured by Osaka, Japan-based Inaba Denko, and designed exclusively for multiple linesets used with VRF/VRV multi-split systems. They are used extensively across the globe.
Metalaire has released its Non-Ducted Return Hood. The Model NDRH is intended to be a field added accessory to return grilles in non-ducted plenum applications. The company claims the model significantly reduces the amount of sound transmitted into or from the plenum and also functions as a light shield.
CertainTeed has launched its newly enhanced Sustainable Insulation™ SoftTouch™ Duct Wrap. The product offers improvements in cutting and handling while maintaining the company’s fiberglass product performance. CertainTeed officials said the Sustainable Insulation SoftTouch is a resilient fiberglass blanket-type insulation that provides superior thermal efficiency by reducing unwanted heat loss or gain in both rectangular and round heating, ventilating, and air conditioning ductwork.