Oozzio offers an one-stop-shop for HVAC supplies! Whether for appliance repair, HVAC business, or a DIY enthusiast, Oozzio has everyone covered. Discover top brands, heating, cooling systems, furnaces, mini splits, air conditioners & accessories at their stores. Their user-friendly website and powerful search tools are the most trusted source for residential & commercial HVAC equipment.

OpenTherm is a non-manufacturer-dependent system of communication between modulating HVAC appliances and room thermostats. It consists of a communication protocol and an interface specification. The OpenTherm communication protocol is primarily designed to control modulating heating appliances. The protocol is available to members of the OpenTherm Association only.

Optimum Energy’s patented software and engineering expertise has helped customers reduce energy use in heating and cooling systems, the largest consumer of energy in buildings, by up to 50%. Their solutions combine technologically advanced HVAC optimization software with powerful cloud-based data analytics and world-class engineering support.

Orival has supplied thousands of filtration units for a wide variety of customers, including Fortune 500 companies, farms, local municipalities, federal government agencies, and many more. Orival automatic self-cleaning filters are proven effective in filtration or recirculating and once through cooling water and chilled water in HVAC systems.

As a full service Air Conditioning, Heating and Ventilation company, OSBORN AC and Heat has been delivering high standard HVAC services.

Owen AC Services specialize in providing HVAC services, as well as air quality services. They work with air conditioners, providing installations, repairs, and maintenance, as well as heaters. They work with folks throughout Houston and the surrounding area, and they strive to ensure that home is comfortable, and its air remains fresh and healthy.

Owens Companies brings over six decades of experience to each building they service. They are the leading fully integrated, single-source mechanical contractor in the Twin Cities. Twenty-four hours per day, seven days per week, Owens is here for home or business.

PED Associates Inc. is a manufacturers’ representative company serving HVAC/R, appliance parts, wholesale distributor, OEM’s and exporters.

Pace Heating and Air - Albany service all makes and models of furnaces and air conditioners. And they proudly offer the full line of Carrier heating and cooling equipment, as well as hearth products from HEAT-N-GLO.

Pacific NW Reps, LLC is a progressive manufacturers representative firm in the Pacific Northwest representing HVACR manufacturers in Alaska, Arizona, Idaho, Montana, Nevada, New Mexico, Oregon, Washington, Utah & Western Canada.

Pacifica Home Services Ltd. provide a wide range of HVAC and home improvement services in the region of Houghton Le Spring, in Sunderland, in the United Kingdom.

Pack HVAC are dedicated to provide top-notch heating, ventilation, and air conditioning (HVAC) solutions to ensure optimal comfort and air quality for homes and businesses. Their skilled team specializes in a full range of services, from routine maintenance and quick repairs to new installations and system upgrades. They understand that each home and business has unique cooling needs, which is why they offer customized solutions.

Pack HVAC services has been customer's solution for heating and cooling issues in the Baton Rouge area for over 15 years! Their licensed and bonded team repairs, installs, and services all major brands of HVAC systems including heat pumps, furnaces, air conditioners, thermostats, air handlers, and high efficiency units.

Palatine Heating & Cooling Company offers quality service in Palatine and the surrounding suburbs. They provide installation, repairs and maintenance services.

When it comes to heating & cooling for home or office, Palatine Unique Indoor Comfort provides expert HVAC installation & repair services in Palatine & nearby areas of the US state of Illinois.

Pallardy Heating & Air Conditioning is dedicated to providing the best possible solution for home or business. One can count on them to provide you with a system and solution that fits one's unique needs.

Pamlico Air, Inc. is a family owned business. They have been in operation since 1990. From the first day in business, their goal has been to provide first rate service with top-quality products.

Panasonic is the premier manufacturer of powerful, energy-efficient ventilation fans and indoor air quality solutions. We produce the highest quality, code compliant solutions available in the market today.

At Parasense, they provide food retail, military, nuclear and industrial sectors with innovative and cost effective refrigerant management, energy management, systems integration and performance management solutions.

Parker Hannifin Corp. provides system protectors, valves and controls for industrial, supermarket, appliance, commercial, residential and mobile air conditioning and refrigeration applications. They provide Signature brands include Sporlan, R/S, HERL, Micro Thermo Technologies.

Parker Heating & Cooling is a family-owned and operated heating and cooling company. Their heating and cooling technicians are experienced educated technicians and installers.

Paschal has provided professional Heating & Air, Plumbing & Electrical services to homeowners & businesses in Arkansas, Texas, Oklahoma, Kansas & Missouri. They provide air conditioner repair and replacement services, water heater installation, generator sales & service, & more.

Paschal Heat, Air & Geothermal, the team of trained and certified HVAC technicians in Northwest provides timely, friendly support, and they guarantee 100% satisfaction from start to completion.

PHIUS (Passive House Institute US, Inc.) is an organization committed to making high-performance passive building the mainstream market standard. PHIUS+ buildings provide superior indoor air quality, resilience during power outages, and an extremely quiet, comfortable indoor environment.

PassiveLogic is disrupting the world of automation with the first fully autonomous platform for buildings. They reinvented automation to replace legacy control logic with real-time control decisions at the edge, reducing the world's carbon footprint, while paving the way for smart cities.

Patriot, as a family that lives and works in this community, they believe in supporting it. This is why their AC company is driven by customer service and dedicated to the quality treatment of their customers.

Nine years ago, Jake Kenefake had a vision of bringing personalized touch HVAC services. Since its inception, Patriot Heating and AC have done just that. They involve their customers in every step of the process with transparency and expert advice so that they may be fully informed and comfortable in making HVAC decisions.

Patriot IAQ products improve indoor air quality throughout the home or office by cleaning the air as it passes through the central air (HVAC) system. Patriot IAQ products also improve the efficiency and longevity of the air system by keeping it clean and free of mold.

The world comes to Patterson for enhancing safety and comfort in HVAC and fire suppression technology, for meeting pumping demands in water supply, irrigation, flood prevention and wastewater treatment and for industrial solutions to liquid transfer and process heating or cooling needs.

Paul Shadid Heating and Air Conditioning has been providing service and installation of HVAC (heating, ventilation, and air conditioning) systems.