Tools commonly used in the Duct Systems-Air Conditioning & Heating industry for day-to-day tasks and operations.

• Duct cutters
• Duct crimpers
• Duct tape
• Sheet metal shears
• Tin snips
• Hand seamers
• Duct stretchers
• Duct hangers
• Duct insulation knives
• Duct board grooving machines
• Duct board staplers
• Duct board knives
• Duct board saws
• Duct board routers
• Duct board hangers
• Duct board screws
• Duct board adhesive
• Duct sealant
• HVAC gauges

Common products and services typical of NAICS Code 238220-11, illustrating the main business activities and contributions to the market.

• Duct installation
• Duct repair
• Duct cleaning
• Duct sealing
• Duct insulation
• Duct fabrication
• Duct design
• Duct testing
• Duct maintenance
• Duct replacement
• Duct modification
• Duct balancing
• Duct commissioning
• Duct system analysis
• Duct system optimization
• Duct system upgrade
• Duct system retrofit
• Duct system expansion
• Duct system relocation

The specific certifications, permits, licenses, and regulatory compliance requirements within the United States for this industry.

• North American Technician Excellence (NATE) Certification: NATE is the largest non-profit certification organization for HVAC and refrigeration technicians in the US. It provides certification for technicians in various areas, including air conditioning, heat pumps, gas furnaces, and more. Certification requires passing a knowledge-based exam.
• Environmental Protection Agency (EPA) Section 608 Certification: This certification is required for technicians who work with refrigerants. It is divided into four types, with each type corresponding to a different type of equipment. Certification requires passing an exam.
• Occupational Safety and Health Administration (OSHA) 10-Hour Construction Industry Certification: This certification provides training on safety and health hazards in the construction industry, including HVAC work. It covers topics such as fall protection, electrical safety, and personal protective equipment.
• International Code Council (ICC) Certification: The ICC offers various certifications related to building safety and fire prevention, including certifications for mechanical inspectors and plans examiners. These certifications require passing an exam.
• Sheet Metal and Air Conditioning Contractors' National Association (SMACNA) Certification: SMACNA offers various certifications related to sheet metal and HVAC work, including certifications for HVAC technicians and supervisors. Certification requires passing an exam.

A concise historical narrative of NAICS Code 238220-11 covering global milestones and recent developments within the United States.

• The history of the Duct Systems-Air Conditioning & Heating industry dates back to the early 20th century when air conditioning systems were first introduced. In 1902, Willis Carrier invented the first modern air conditioning system, which was used to control humidity in a printing plant. The first residential air conditioning system was introduced in 1914, and by the 1920s, air conditioning systems were being used in movie theaters, department stores, and other public places. The industry continued to grow throughout the 20th century, with advancements in technology leading to more efficient and effective systems. In recent years, the industry has seen a shift towards more sustainable and energy-efficient systems, with a focus on reducing carbon emissions and improving indoor air quality. In the United States, the Duct Systems-Air Conditioning & Heating industry has experienced significant growth in recent years, driven by factors such as population growth, urbanization, and increasing demand for energy-efficient systems. According to a report by ResearchAndMarkets, the US HVAC market is expected to grow at a CAGR of 6.2% from 2020 to 2025. The industry has also seen a shift towards smart and connected systems, with the rise of the Internet of Things (IoT) and other digital technologies. Overall, the industry has a bright future, with continued growth expected in the coming years.

The anticipated future trajectory of the NAICS 238220-11 industry in the USA, offering insights into potential trends, innovations, and challenges expected to shape its landscape.

• Growth Prediction: Growing

  The future outlook for the Duct Systems-Air Conditioning & Heating industry in the USA is positive. The industry is expected to grow due to the increasing demand for energy-efficient HVAC systems and the rising awareness of indoor air quality. The industry is also expected to benefit from the growing construction industry, which will increase the demand for HVAC systems in new buildings. Additionally, the industry is expected to benefit from the increasing trend of smart homes and buildings, which will require advanced HVAC systems. However, the industry may face challenges due to the shortage of skilled workers and the increasing competition from new entrants in the market.

Recent groundbreaking advancements and milestones in the Duct Systems-Air Conditioning & Heating industry, reflecting notable innovations that have reshaped its landscape.

• Smart HVAC Systems: These systems use advanced sensors and algorithms to optimize energy consumption and improve indoor air quality.
• Ductless HVAC Systems: These systems eliminate the need for ductwork, making them more energy-efficient and easier to install.
• Variable Refrigerant Flow (VRF) Systems: These systems use a single outdoor unit to control multiple indoor units, providing greater flexibility and energy efficiency.
• Energy Recovery Ventilators (Ervs): These systems recover heat and moisture from exhaust air to pre-condition incoming fresh air, reducing energy consumption and improving indoor air quality.
• Ultraviolet Germicidal Irradiation (UVGI) Systems: These systems use UV light to kill bacteria, viruses, and other microorganisms in the air, improving indoor air quality.
• Internet Of Things (Iot) Integration: HVAC systems can now be integrated with IoT devices, allowing for remote monitoring and control of temperature, humidity, and air quality.
• Green HVAC Systems: These systems use renewable energy sources such as solar and geothermal energy to power HVAC systems, reducing energy consumption and carbon emissions.
• Advanced Filtration Systems: These systems use high-efficiency filters to remove pollutants and allergens from the air, improving indoor air quality.
• Noise-Reducing HVAC Systems: These systems use advanced noise-reducing technology to reduce noise levels, improving comfort and reducing noise pollution.
• Advanced Controls and Automation: These systems use advanced algorithms and automation to optimize energy consumption and improve performance, reducing energy costs and improving comfort.