HVAC

Refrigerant Services’ RS-70 (R-453A) is a drop-in replacement for high, medium and low-temperature R-22 applications down to -30C. It is non-flammable and has the same flow rate, similar pressures and energy efficiency as R-22, and is compatible with mineral, alkylbenzene and polyol ester oils. It has a GWP rating of 1,765. rscool.com

Danfoss’s third-generation commercial inverter scrolls feature Intermediate Discharge Valve (IDV) technology, modulation capacity from 25 to 100 rps and two ranges optimized for low- and high-pressure ratios. Models operate with R410A refrigerant and range from 4 to 26 TR (up to 52 TR in hybrid tandems).…

The Daikin One+ smart thermostat and ecosystem is designed to control a full HVAC system with two- way communication. In addition to standard "heat only" and “cool only” modes, the unit also  has an auto setting that switches between modes as needed  to keep the space within a set comfort zone. Users can also monitor air quality, switch…

RectorSeal’s RSH Series of surge protective devices is designed to protect all single-phase, 120/240-V air conditioning, heat pump and ductless mini-split systems from transient over-voltage and natural-cause surges. Units provide protection from surges up to 60,000 amps and from repetitive surges up to 20,000 amps. LED lights and/or…

The Rheem RA17 Classic Plus Series has cooling efficiencies up to 17 SEER and 13 EER, and is available in 2-, 3-, 4- and 5-ton sizes. Designed for use with the EcoNet smart thermostat, the system can be remotely accessed through an app and adjusted via Alexa voice control. A two-stage Copeland scroll compressor modulates between high and…

Goodman’s GSXC18 air conditioner, available in 2- to 5-ton models, offers wireless connectivity and up to 19-SEER performance. Units have a Copeland twostage Ultratech scroll compressor and a two-speed ECM condenser fan. goodmanmfg.com

Napoleon’s 16 SEER central air conditioner is offered in 1-1/2- to 5-ton sizes. It features aluminum micro-channel condenser coils, swept 2- or 4-fan blades, a plated steel hub and an Emerson EK filter drier. It uses a Copeland scroll compressor that contains built-in temperature and pressure protection. napoleonheatingandcooling.com

The CoilJet CJ-125 is a portable coil cleaning system for use in locations where water and power may be inaccessible. The system produces 125 psi of coil washing power at 0.6 gpm to clean sensitive fins and microchannel coils. The unit has separate water and chemical tanks and is equipped with a rechargeable battery. www.speedclean.com