It’s perfect for verifying HVAC systems performance and air ventilation control as poor indoor air quality causes tiredness, inability to concentrate, and even illness. IAQ monitoring and surveying especially for CO levels and air ventilation has become widely applied in public offices, classrooms, factories, hospitals, and hotels.
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In April 2013 MacroAir created the AirStar in a 6-ft. blade size.
The new size option follows suit in terms of AirStar specs – it’s lightweight with a streamlined frame and motor designed for quiet operation and low power consumption. The 6-ft. AirStar is our most compact ceiling fan and enhances the line’s applicability for smaller, commercial and industrial applications where there may be low ceilings. macroairfans.com
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The LV Model exceeds ASHRAE 90.1 efficiency standards and is suitable for either water loop or geothermal applications. Its small, galvanized steel cabinet - available in horizontal or vertical (up-flow or down-flow) configurations - is one of the most compact heat pump offerings in the industry. Horizontal cabinets come standard with blower systems that can be easily reconfigured from end to straight discharge in a matter of minutes. The vertical cabinet’s blower assembly can be selected for top or side discharge to meet different ducting configurations.
boschheatingandcooling.com
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Carrier Expands Variable Refrigerant Flow
Offering with Heat Recovery
Carrier is expanding its Variable Refrigerant Flow (VRF) offerings to now include heat recovery models under the name Toshiba Carrier SHRM-i. This new generation of VRF units delivers innovative technology that optimizes and balances each component in the system to enhance reliability and efficiency. Toshiba Carrier SHRM-i VRF systems boast multiple inverter-driven compressors that are compatible with Puron refrigerant (R-410A). carrier.com circle 152