The Optimairâ„¢ furnace filter maintains airflow and air quality by automatically advancing the filter media when dust and dirt reduce airflow through the media. The filter can be advanced manually
The ceiling-mounted AAF®-HermanNelson® Model AH unit ventilator is an average of 4 dB quieter than previous models, according to the manufacturer. GentleFlo™ air moving technology combined with reduced fan motor
A new line of grilles, registers, and diffusers are available to accompany the manufacturer's vent and chimney product lines. They are constructed of heavy-gauge steel, formed to eliminate sharp edges.
The Auto-Purger Plus is an automatic, electronically controlled noncondensable gas (air) and water purger for ammonia refrigeration systems. It helps maintain condensing and suction temperatures at nearly optimum operating conditions.
CPTherm™ Series heat transfer fluids are developed for low-temperature applications between -70° to 150°F. The fluids are aqueous and free of methanol and glycol, so they don't have a flashpoint
The WarmFlo® electric furnace has a controller with temperature sensing output, and the outdoor temperature sensing provides added comfort electric heat modulation and blower speed control. The ECM variable-speed blower
The AID tube axial fan is available in diameters from 12 through 60 inches, with capacities ranging up to 100,000 cfm. The fan utilizes an ELTA adjustable pitch axial impeller
The FKS 1DP-PBM flow meter is a microprocessor-based instrument designed for accurate and easy pressure, velocity, and flow measurements. The meter has a true drift-eliminating auto-zero feature, statistics, and a
The motor-mateâ„¢ and mini motor-mateâ„¢ are universal motor run capacitors for the universal replacement market. The motor-mate uses a system of jumper wires to make up the correct value. The
New lithium-ion batteries are now available for the manufacturer's cordless power tools. The batteries can be charged at the user's convenience without waiting for the battery to fully discharge or
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