Top Plumbing Trade Shows and Conferences of 2025

Where do networking opportunities and educational opportunities meet? At the top plumbing trade shows of 2025, the ultimate gathering place for plumbing industry professionals to exchange ideas, explore the latest technology, and elevate their craft. These events bring together industry leaders who can help you scale your plumbing business — and stay ahead of the curve.

From inspirational keynotes to immersive educational sessions, these trade shows offer countless ways to sharpen your skills and gain fresh perspectives. You can even earn continuing education credits and build new business connections to help forge your future success. Start planning your event calendar now to guarantee you don’t miss out on these valuable insights! 

1. 2025 Kitchen & Bath Industry Show

• When: February 25 – 27, 2025
• Where: Las Vegas, NV

The top plumbing trade shows of 2025 kicks off with the Kitchen & Bath Industry Show (KBIS), also known as North America’s largest trade show dedicated to kitchen and bath design. Over three days, thousands of innovative products and plumbing system designs will be displayed across three massive halls and an outdoor exhibit area at the Las Vegas Convention Center. 

With over 670 individual exhibitors — including 100+ first-timers and 200+ international exhibitors — KBIS 2025 is slated to be one of the largest kitchen and bath expos in show history. The event is organized by the National Kitchen & Bath Association (NKBA), a collection of kitchen and bath design professionals, and promises endless networking opportunities. 

2. Flow Expo 2025

• When: March 8, 2025 
• Where: Pomona, CA 

After KBIS closes out February, the Flow Expo begins a vibrant month for plumbing trade shows in 2025. This annual trade show is organized by PHCC Los Angeles, a chapter of the Plumbing Heating Cooling Contractors representing the Greater Los Angeles Area since 1906. While the Flow Expo hasn’t been around quite as long as PHCC Los Angeles, 2025 marks its 50th year.

As one of the preferred service industry conferences for manufacturers, wholesalers, and suppliers, contractors, technicians, and engineers can mingle with those propelling the trades forward. This year’s event will take place at the Fairplex in Pomona and feature 150 exhibitors, 400 manufacturers, and upwards of 6,000 participants, including local industry experts.

3. 2025 WateReuse Symposium

• When: March 16 – 19, 2025
• Where: Tampa, FL 

The 2025 WateReuse Symposium is second in line for the top plumbing industry events in March. This annual conference is the premier regional trade show for water recycling, tackling subjects like policy, technology, operations, and communications for applications that range from irrigation to industrial systems. The theme this year is “Turning the Tide Toward Water Reuse.”

With Green Plumbing Design (GPD) emerging as one of the top certifications for contractors in 2025, you don’t want to miss mingling with (and learning from) environmental service professionals at this green industry event, which will take place in Tampa, FL. The symposium will also include six meals, several coffee and snack breaks, and multiple interactive workshops. 

4. 2025 National Hardware Show (NHS)

• When: March 18 – 20, 2025
• Where: Las Vegas, NV 

The 2025 National Hardware Show (NHS) is more than just a construction industry showcase — it’s one of the largest trade events connecting plumbing professionals with various service businesses. This annual event highlights cutting-edge innovations, global sourcing trends, and game-changing technologies that are making waves across a range of industries, including HVAC. 

Set to take place at the Las Vegas Convention Center West Hall, NHS 2025 offers an exciting mix of advanced training courses on product sourcing and merchandising strategies with celebrations of veterans and women in the trades. It’s the perfect opportunity for novice and seasoned plumbers alike to expand their skill sets and network with leaders across key industry segments. 

5. PHCC Legislative Conference

• When: May 20 – 21, 2025
• Where: Washington, DC 

After the Flo Expo in March, PHCC spearheads its Legislative Conference at the nation’s capital in May. As a standout event in the list of plumbing trade shows for 2025, this PHCC conference gives professionals a rare chance to meet face-to-face with lawmakers and discuss industry priorities, such as recent plumbing code changes and their impact on energy and water policies.

The 2025 PHCC Legislative Conference will include a political analysis from a former Congressional lawmaker, shedding light on the legislative landscape impacting the future of the plumbing trade and industry advancements. Attendees can also join educational sessions, network with industry leaders, and receive personalized coaching from PHCC’s federal lobbyists.

6. ServiceTitan Pantheon 2025 

• When: September 17 – 19, 2025
• Where: Anaheim, CA

After a quiet summer, the calendar of plumbing trade shows for 2025 bursts back onto the scene with Pantheon 2025 in September. Organized by ServiceTitan, a trusted customer relationship management software (CRM) for service visits and construction projects, Pantheon is dubbed “the leading conference in the trades.” It’s not hard to see why!

Hundreds of ServiceTitan team members and thousands of successful business owners will be gathering at the Anaheim Convention Center for a 2-day marketplace trade show. The agenda will include business growth training from industry experts, as well as keynotes from industry-leading speakers, such as entrepreneur and host of CNBC’s “The Profit” Marcus Lemonis. 

7. 2025 ASPE Tech Symposium

• When: September 24 – 28, 2025
• Where: Orlando, FL 

Hosted every other year by the American Society of Plumbing Engineers, the ASPE Tech Symposium is an interactive event that draws thousands of plumbing engineers, designers, and contractors. Known for its bustling trade exhibition, the event showcases over 350 booths from top manufacturers, offering attendees a firsthand look at the trades’ innovative technologies. 

With more than 30 expert-led sessions, the ASPE Tech Symposium delivers unmatched professional development opportunities, covering topics like project management, green building, and advanced plumbing systems. Attendees can also earn education credits toward licenses and certifications, making it a must-attend event for plumbing professionals at any career stage. 

8. PHCC CONNECT 2025

• When: October 27 – 30, 2025
• Where: Grand Rapids, MI 

Last, but certainly not least, PHCC returns to the lineup of plumbing trade shows of 2025 with October’s CONNECT 2025 conference. This annual event offers a 3-day education conference, a vibrant product and technology showcase, and abundant networking opportunities all rolled into one. Attendees might even get an exclusive first look at upcoming 2026 products. 

While the full schedule is still under wraps, Wall Street Journal best-selling author Ryan Jenkins will be delivering a keynote on team building and navigating the latest business trend: fostering workplace connection. Hosted at Devos Place in Downtown Grand Rapids, CONNECT 2025 promises to be a must-attend event for professionals looking to learn, network, and grow. 

Which of the Top Plumbing Trade Shows of 2025 is On Your Calendar? 

In today’s dynamic industry landscape, the top plumbing trade shows of 2025 provide contractors of all skill levels with invaluable resources to elevate their business operations. As you plan your can’t-miss events for the year, don’t forget to explore the JB Dealer Services Marketplace to access more critical tools across field service management, marketing, accounting, and more.