ProtoCool has evolved to offer air conditioning and ventilation to homes and businesses across the south, specializing in keeping families comfortable all year round.

PROVENT is a developer and a manufacturer of innovative solutions that improve the productivity and profitability of commercial kitchens.

Proximity Systems, Inc. is a globally renowned provider of innovative health care furniture and HVAC technology solutions. From hospital examination rooms to training centers and airports, the company's diverse line of wall-mounted workstations, UVC disinfection devices, medicine cabinets, retail kiosks, and modular units enable caregivers, customers, and technology to interact in a safe, seamless, and effective manner.

PTubes, Inc. is the US subsidiary of Feinroren S.p.A. - Italy. They are a renowned manufacturer of copper refrigeration coils, pipe and pre-insulated copper coils for the HVAC industry.

Pueblo has grown to one of the largest, most multifaceted mechanical contractors in Arizona. It performs a broad offering of HVAC, Plumbing, and Controls installation, maintenance, and repair services for governmental, industrial, commercial, and healthcare facilities throughout Arizona.

Pump Systems LLC is a distributor of Water and Wastewater Equipment providing sales, service, and repair throughout the State of Ohio. Headquartered in Medina, OH, they focus on providing the best solutions for the municipal, commercial, and industrial markets.

Established in 1969, Purafil is a globally-renowned provider of molecular air filtration and indoor air quality (IAQ) solutions. They also provide a wide range of air filtration, air conditioning, odor control, corrosion control, toxic gas filtration, monitoring and chemical filtration solutions.

PureAC is the first automated disinfecting device for window & wall-mounted air conditioning and heating systems that instantly kills and inhibits mold, mildew, bacteria, and germs. It's the perfect solution for in-between professional servicing.

Puretec is a globally renowned manufacturer of the highest standard of water filters. Their dedication to delivering a wide range of leading-edge products with seamless backup ensures a complete guide to water filtration. Puretec products come with class-leading warranties, are of impeccable quality and are true to their tag line “perfecting water”.

With headquarters in Phoenix, Arizona, PuriFi Labs is committed to bringing safety and security back to the world by purifying indoor air and surfaces for homes and businesses. PuriFi Lab’s patented technology was rigorously researched and tested in varied applications for more than two years before being made available to consumers.

PVI - A WATTS Brand specializes in the manufacture of duplex stainless steel, ASME, commercial watereaters and storage tanks. They also deal with energy sources including gas, electric, steam, boiler water, and combinations of energies.

QE QUALITY is a fully integrated design, manufacturing, and distribution company in the HVAC/R industry. They also offer copper tubing, cold controls, copper fittings, contactors, fan blades, hard start kits, motors, thermostats, timer defrost controls, transformers, vibration eliminators.

Haier-Carrier is a joint venture established by Haier Group and US Carrier in 2001. Its products include supermarket display cabinets (more than 1,000 specifications), compressor units (scroll, piston and screw), and heat exchangers (air-cooled condenser and air cooler). It can provide customers with whole sets of freezing and refrigerating solutions.

Qolsys Inc is a pioneer residential and commercial security and smart-home manufacturer. They provide smart thermostat, video monitoring, energy management and home automation.

Quality Comfort Home Services (formerly Quality Comfort Heating & Cooling) based in Cincinnati, OH offers a diverse range of HVAC services to residential and light commercial clients. Their expert HVAC services include air conditioner and furnace repair, heating and cooling maintenance, new furnace, heat pump or AC installations, ductless mini split ACs and more.

Quality Compressor has been providing remanufactured compressors and parts to the HVAC/R industry since 1984. They offer knowledgeable and courteous customer service and technical support both before and well after the sale.

Quality Heating, Cooling, Plumbing & Electric has provided the residents of the Glenpool and Tulsa, Oklahoma communities with professional heating, cooling, plumbing and electric services since 2014. This locally owned and operated company offers friendly and experienced technicians, industry-leading products, and professional residential systems service. Quality’s employees are also actively involved in their community and committed.

Quality Metal Stamping is an innovative industry player in the field of manufacture and design of custom metal components. Their solutions and services provided include progressive metal stamping, precision fabrication, automated assembly, robotic welding, tool and die design and manufacturing, multi-slide stamping, inventory management programs, specialty packaging solutions and more.

Qualityair Engenharia started offering maintenance services in building installations, covering the areas of Air Conditioning, Electrical, Hydraulics and Civil. They provide Building Maintenance, Engineering, HVAC Maintenance, Technical Assistance in Air Conditioning, Air Conditioning Installation, Maintenance in VRF System.

Quantech has a proven track record of delivering high-performance chillers with speed, efficiency, and reliability in mind. They are led by the customers and work tirelessly to provide optimized HVAC solutions that address the facility needs. They provide smaller, lighter, quieter chillers resulting in lower installation costs.

QEL is a pioneer in manufacturing toxic and combustible gas detection equipment. With a diverse product offering, they are able to satisfy both commercial and industrial toxic and combustible gas detection applications.

Quest Controls Inc. is a leading designer and manufacturer of intelligent automation systems (hardware and software) for small, medium and large buildings intended to deliver major energy savings. Quest provides telecommunications with remote monitoring for power and battery capacity, control of main door access, intelligent lead/lag, control and monitoring of HVAC systems, gas monitoring, telephony equipment monitoring, environmental monitoring,

QuietCool - QC Manufacturing, Inc is a manufacturer of the patented QuietCool whole house ventilation system - a quiet and energy efficient companion appliance - or alternative to - expensive air conditioning usage.

Quilt offers AI-driven efficiency and room-by-room control, all while leaving fossil fuels behind.

Qvantum offers heat pumps for the next-generation heating and cooling technologies that enable the decarbonization of the cities.

R & Y A/C Compressor is the leader in A/C Auto Parts, providing quality car air conditioning parts & services. They manufacture & distribute variety of replacement mobile climate control products like compressors, driers/accumulators, evaporators, condensers and more.

R. Williamson & Associates has been providing industry with clean, comfortable air. They provide an interactive experience, having engineers and technical sales representatives on staff with more than 135 years of air systems design experience.

RAC Sales Inc. are representing manufacturers of HVAC/R equipment and supplies to wholesalers in multiple states.

Rack Engineering Division specializes in manufacturing storage and material handling products specifically designed for high weight capacities and heavy use. Rack Engineering understands that professional storage solutions are an integral element for efficiency and organization in the workplace, and they're proud to provide the highest quality products to the distributors and customers.

Rahn Industries manufactures a full range of fin and tube heat exchangers including chilled and hot water coils, glycol coils, booster / reheat coils, evaporator coils, condenser, steam and other exact fit OE, custom and severe duty coils that are guaranteed to fit and perform. Rahn Industries is AHRI certified; UL listed and have ETL certification for fan coils.