Best HVAC Trade Shows and Events To Attend In 2026

If you run an HVAC business , staying connected to industry developments is key to long-term growth. HVAC trade shows in 2026 give business owners and contractors opportunities to learn from industry leaders, explore new technologies, and build connections with a wide array of HVAC professionals from across the country.

From large national conferences to regional events, these trade shows bring together HVAC business owners, air conditioning contractors, and industry professionals for educational sessions and meaningful networking opportunities.

Below is a complete list of the top HVAC trade shows and conferences in 2026:

Top HVAC Conferences and Trade Shows in 2026

ASHRAE Winter Conference

The ASHRAE Winter Conference offers a deep dive into the latest HVACR industry trends, new technologies, and system innovations. It is an excellent opportunity for HVAC professionals to enhance their technical skills, attend educational sessions, and network with industry experts.

• Date: January 31 to February 4, 2026
• Location: Caesars Palace Las Vegas, NV
• Size: 1,700+ exhibitors
• Cost: See cost and registration information here.

AHR Expo 2026

The AHR Expo is one of the leading annual education and networking events in North America, bringing together industry leaders, manufacturers, and HVAC professionals from around the world. Attendees can explore cutting edge products and stay up to date on the latest HVAC industry developments.

• Date: February 2 to February 4, 2026
• Location: Las Vegas Convention Center, Las Vegas, NV
• Size: Last year’s event was held at the Orange County Convention Center and welcomed 51,063 attendees, reinforcing its status as the largest HVACR trade show in the industry. In 2026, this must-attend event is expected to feature 1,800+ exhibitors and more than 50,000 attendees.
• Cost: Advanced badge registration is free if you register by January 31, 2026. Onsite attendee badge registration is $30, and onsite exhibitor badge registration is $10.

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Cooling Technology Institute Annual Conference & Expo

The Cooling Technology Institute Annual Conference & Expo focuses on cooling systems, energy efficiency, and large scale HVAC applications. The event includes technical presentations, panel discussions, and an industry focused expo.

• Date: February 8 to February 12, 2026
• Location: The Westin Galleria in Houston, TX
• Size: Hundreds of industry professionals and technical experts
• Cost: See cost and registration information here.

ACCO / PHCC Ohio Convention + Expo

The ACCO and PHCC Ohio Convention brings together plumbing , heating, and air conditioning contractors for educational sessions, keynote speakers, networking opportunities, and an industry focused expo hall.

• Date: March 4 to March 5, 2026
• Location: Cleveland East Marriott in Cleveland, Ohio
• Size: Hundreds of regional HVAC and plumbing professionals
• Cost: Registrants attend educational sessions at no additional charge. Non-convention registrants are charged $25 per CEU. See registration information here.

ACCA Conference 2026

The ACCA Conference is a premier HVAC show for HVAC business owners and air conditioning contractors. Attendees learn from expert speakers through breakout sessions focused on leadership, finance, workforce development, and technical best practices.

• Date: March 15 to March 18, 2026
• Location: Caesars Palace in Las Vegas, NV
• Size: Thousands of HVAC contractors and industry professionals
• Cost: See cost and registration information here.

IIAR Natural Refrigeration Conference & Heavy Equipment Expo

Hosted by the International Institute of Ammonia Refrigeration (IIAR ), this event combines a technical HVAC conference with a heavy equipment expo focused on industrial refrigeration systems and safety.

• Date: March 18 to March 19, 2026
• Location: Javits Center in New York City, NY
• Size: 5,000+ installers, HVACR contractors, and industry professionals
• Cost: Tickets are free. See registration information here .

InstallerSHOW New York 2026

InstallerSHOW New York showcases the latest trends, tools, technologies, and hands on workshops for HVAC and mechanical professionals. The event emphasizes innovation, training, and industry networking.

• Date: March 18 to March 19, 2026
• Location: Javits Center in New York City, NY
• Size: 5,000+ installers, HVACR contractors, and industry professionals
• Cost: Tickets are free. See registration information here.

National HVACR Education Conference

The National HVACR Education Conference brings together educators, trainers, and industry leaders focused on workforce development and technical training within the HVACR industry.

• Date: March 22 to March 25, 2026
• Location: South Point Hotel and Spa in Las Vegas, NV
• Size: 1,000+ HVACR education decision makers
• Cost: See cost and registration information here.

National Home Performance Conference & Trade Show

This HVAC trade show focuses on energy efficiency, indoor air quality, and home performance solutions. The National Home Performance Conference & Trade Show highlights industry fundamentals and the latest tools.

• Date: April 13 to April 16, 2026
• Location: Greater Columbus Convention Center, Columbus, OH
• Size: 2,800+ home performance and HVAC professionals
• Cost: Early Conference Registration is available until Thursday, March 12. Member Rate: $945. Non-Member Rate: $1,095. See more registration information here.

PHCC West Convention

PHCC West is an annual convention and networking event for plumbing, heating, and cooling contractors across the western United States. The event emphasizes business growth, best practices, team building, and building valuable connections.

• Date: June 14 to June 16, 2026
• Location: Rancho Bernardo Inn in San Diego, CA
• Size: Hundreds of contractors and home service businesses
• Cost: See cost and registration information here.

ASHRAE Annual Conference

The ASHRAE Annual Conference covers HVACR advancements, valuable insights on sustainability, and member engagement. Attendees can participate in technical programs, committee meetings, and continuing education opportunities.

• Date: June 27 to July 1, 2026
• Location: JW Marriott in Austin, TX
• Size: 2,000+ HVACR professionals and air conditioning engineers
• Cost: See cost and registration information here.

PHCC Connect

PHCC Connect offers educational sessions for HVAC and plumbing professionals, blending hands on workshops with expert insights into business management and the latest innovations.

• Date: October 19 to October 22, 2026
• Location: Hilton Milwaukee City Center, Milwaukee, WI
• Size: Thousands of plumbing and HVAC professionals
• Cost: See cost and registration information here.

Service World Expo 2026

Service World Expo is a leading conference and trade show for residential contractors, bringing together HVAC, plumbing, electrical, and other home service business leaders to gain valuable insights, explore new ideas, and stay ahead of industry changes through multiple days of growth, innovation, and connection.

• Date: November 9 to November 12, 2026
• Location: To be announced
• Size: 1,500+ attendees
• Cost: See cost and registration information here.

HARDI Annual Conference

The HARDI Annual Conference is the largest gathering of HVACR distributors and manufacturers in North America. Educational sessions often explore emerging HVACR solutions such as cold climate heat pumps, heat recovery systems, and inverter technologies, helping HVAC professionals stay ahead of evolving efficiency standards and industry trends.

• Date: December 7 to December 10, 2026
• Location: San Diego, CA
• Size: 2,000+ HVACR industry leaders and distributors
• Cost: See cost and registration information here.

Build Expo USA 2026

Build Expo USA hosts regional trade shows multiple times throughout the year in different locations across the United States. These events offer educational sessions, exhibit halls, and networking opportunities where contractors and business owners can gain insights into industry trends, new tools, and best practices. Registration is free for all Build Expo USA events.

Tampa Build Expo

• Date: January 21 to January 22, 2026
• Location: Tampa Convention Center (West/Central Hall)
• Registration Details: Here

Atlanta Build Expo

• Date: February 25 to February 26, 2026
• Location: Cobb Galleria Centre (Halls A,B, & C)
• Registration Details: Here

Dallas Build Expo

• Date: April 22 to April 23, 2026
• Location: Dallas Market Hall
• Registration Details: Here

Austin Build Expo

• Date: May 27 to May 28, 2026
• Location: Palmer Events Center
• Registration Details: Here

Nashville Build Expo

• Date: July 1 to July 2, 2026
• Location: Music City Center (Hall D)
• Registration Details: Here

Houston Build Expo

• Date: August 12 to August 13, 2026
• Location: NRG Park Center (Hall D)
• Registration Details: Here

South Florida Build Expo

• Date: September 30 to October 1, 2026
• Location: Broward County Convention Center (Hall A)
• Registration Details: Here

Charlotte Build Expo

• Date: October 13 to October 14, 2026
• Location: Charlotte Convention Center (Hall C)
• Registration Details: Here

Los Angeles Build Expo

• Date: November 4 to November 5, 2026
• Location: Los Angeles Convention Center (West Hall A)
• Registration Details: Here

Phoenix Build Expo

• Date: December 9 to December 10, 2026
• Location: Phoenix Convention Center
• Registration Details: Here

Institute of Heating and Air Conditioning Industries Annual HVAC/R Trade Show

IHACI’s annual trade show focuses on HVACR performance contracting, equipment innovation, and hands on education for industry professionals.

• Date: 2026 date to be announced
• Location: TBD
• Size: 3,000+ HVAC professionals and manufacturers
• Cost: TBD

Don’t Just Network. Level Up Your HVAC Business with FieldPulse

Attending HVAC trade shows in 2026 is a powerful way to stay ahead of industry trends, connect with suppliers, and learn about the innovations shaping the HVAC industry. But long-term growth does not stop at the trade show floor.

FieldPulse helps HVAC businesses turn insights into action with tools for scheduling, dispatching , estimating, invoicing , and customer management . Whether you support residential customers or manage complex commercial projects, FieldPulse keeps your operations running smoothly.

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