Taco has expanded its SelfSensing pump capabilities with the addition of CI and FI end suction pumps. The company says it is the first pump manufacturer to offer SelfSensing end suction pumps and the first to offer drives with a SelfSensing bypass option.
Belimo Americas has released its new inline Flow Meters (.5 in to 2 in) which aim to provide accurate and repeatable hot or chilled water flow measurement. Utilizing an ultrasonic transit time technology, the transducers perform as both emitter and receiver to provide accurate signal. The meter is multi-point wet calibrated to ensure accuracy and repeatability.
DriSteem has introduced its new Low-maintenance Humidification System. This all-in-one, near-zero maintenance steam humidification system integrates two DriSteem products — the Vapormist® electric humidifier and the 200 Series reverse-osmosis system — on a single skid mount with a single power supply and user interface controller.
The Omega HHAQ-107 meter is ideal for making general measurements of mixed gas volatile organic compound (VOC) levels as part of an IAQ maintenance program. Since people spend most of their time inside homes, schools, and commercial buildings, measuring the health and comfort in the air is important.
Rinnai introduced the Demand Duo™, a commercial hybrid water heating system. The system combines highly-efficient heat exchanger technologies from Rinnai’s recently-launched 199-Btu, Energy Star-certified C199 condensing commercial tankless water heaters with a 119-gallon tank designed to handle the demands of businesses.
Kohler Power Systems added a new model to its line of diesel-powered mobile generators. The 55REOZT4 offers customizable options to meet the varying needs of end users. Built to withstand the elements and run long hours in prime and standby applications, the new generator model meets all emissions standards.
Hazloc Heaters™, a manufacturer of industrial unit heaters for hazardous and severe-duty locations, introduced the second generation of the Hydronic High Performance (HHP2) series of heat-exchanger unit heaters. The HHP2 series of heat-exchanger unit heaters is designed for rugged industrial applications in steam, hot water, glycol, or other fluid circulating heating systems.
Pentair has now increased the protection level of its Hoffman PROAIR air conditioners NEMA 4 and NEMA 4X to IP66, especially for use in harsh and corrosive environments. In the food and beverage industry, as well as in highly corrosive environments, equipment is exposed to higher requirements. In cooling such facilities, the company says its Hoffman PROAIR air conditioners offer ideal protection.
RectorSeal® Corp. introduced SureSeal® Vent-Guard, a vent stack device for eliminating toxic sewer gas and odor egress and migration to nearby rooftop HVAC system outdoor air intakes. The patent-pending Vent-Guard is available in three sizes designed to fit 2-, 3-, and 4-in-diameter commercial building plumbing vent stacks and restaurant grease interceptor vents.
Technical Systems (TSI), a division of RAE Corporation, has released the new Adiabatic Pre-cooling Evaporative X-change (APEX™) cooling technology. The company reports the APEX combines evaporative cooling technology with the simplicity of air cooling to deliver low-maintenance, highly efficient cooling systems. APEX is ideal for data centers, hospitals, colleges and universities, and more.
Leaning on experience and data from various K-12 cities and projects, the author pursues some less conventional design approaches. They may revolve around radiant heating and/or cooling, but depending on school size and other factors, the smart use of heat recovery, DOAS, and improved central plants could also put a project on the HVAC honor roll.