Association of Air Conditioning Professionals

A request to cancel a registration and/or request a refund must be made in writing to An administrative fee may apply for a cancellation received within one week of the event. We regret that a refund will not be issued to an individual who does not attend the event.

Event registration implies consent that any pictures or video taken during the event can be used for event coverage and promotional purposes. AACP is able to use your likeness without remuneration.

Upcoming events

    • Friday, January 01, 2021
    • Saturday, January 01, 2022
    • Virtual

    Promote your brand with a corporate listing on our website or by purchasing an advertisement in our bi-monthly e-Newsletter, The Compressor.

    Stay in the forefront of your competitors with a corporate listing on our web site, with a reach over 120 visitors each month.

    There are many ways to get your brand in front of our 600 members and promote your organization to our 1,400 contacts.


    You can purchase real estate on our website for 6 months or 1 year, that includes your logo linked back to your website and a brief company description. On the AACP Homepage, there will be a link to our specific Partners web page.


    There are options to advertise in our bi-monthly newsletter, sent out to our entire database, that reaches contractors across the DMV area. We have 3 different size options available (horizontal, vertical, & square).

    If you would prefer to promote your business with a short article, you can submit a sponsored article. This allows for you to introduce or further explain a product or your services to our members. Along with this sponsored article, you can include a small graphic that can be hyperlinked to your preferred website.


    Craft your own email, specifically with AACP members in mind, to send out to the 1,400 contacts in our database. The email will come from AACP with a disclaimer that this is a paid promotional email. It can include special offers for our members, active links to your website, and graphics created by your organization. If you are interested in multiple email blasts, please contact

    Please note - Pricing with M designation is for members-only. If you are interested in membership with AACP, please contact us via email at or phone at 410-527-0780.

    • Wednesday, October 06, 2021
    • 7:30 AM - 5:00 PM
    • DoubleTree Hotel - 15101 Sweitzer Ln, Laurel, MD 20707
    • 0
    Join waitlist

    Work One-on-One with Residential Furnace Experts

    Heat Exchanger Training & Seminar Benefits

    • The most effective way to find & identify the types and locations of common defects in in various heat exchangers over the past 50 years
    • Identify defects that occur in the newer, high-efficiency furnaces too!
    • After attending this seminar, service technicians will realize how many defective, unsafe furnaces they may have overlooked...
    • 8 NATE CEU hours provided to those with previous NATE certification

     We let you see for yourself! Name brands and real-to-life examples

    Over 50 field-tested heat exchangers are brought to the classroom for your personal inspection. See the stress points, fracture zones, and design considerations which you MUST know in order to properly inspect a furnace.

    The heat exchanger reviews come from actual inspections, just like the ones you perform as part of your daily routine. Learn how to identify wear-patterns of various exchanger designs. See repeating trouble spots of various furnaces &  decrease inspection time.


    • NOW through July 9!! Special AACP Member Early Bird Pricing// $1,150
      To take advantage of this price, a company must be a full-year Active member [$450 dues]. Other membership categories, may upgrade by calling 410-527-0780.
    • AACP Member Price after July10 // $1,250
    • Non-Member Price // $1,550

    Who Should Attend

    Every furnace installer and inspector can benefit from this seminar. The information presented represents over 50 years of combined expertise in the heating industry. Learn the secrets of the trade now so you can apply them throughout your career.

    • Company Owners
    • Service Managers
    • Heating Technicians

    About the Instructors

    Russell Prach has grown up in the HVAC-R industry. Shadowing his father, Russell has acquired Ellis’ expertise on heat exchanger services, and is eager to pass it along. Russell’s passion and enthusiasm for this trade is contagious; you will see his enthusiasm transpire in his teaching methods as he captures the attention of each and every student or attendee.

    Christopher Prach
    grew up in this industry so heat exchanger training and servicing are both very familiar to him. The knowledge he brings from his extensive field experience, accompanied by the expertise passed down from his father, makes him a great addition to the instructing team. When he is not on tour, aside from being a father, he oversees the field operations in our service company.


    Registration is limited to 35 attendees. Breakfast, lunch and two snacks included throughout the day. Reserve your spot today!

    This class will start promptly at 8:00 am.  Attendees must arrive by 7:30 a.m. to check-in.

    Included Materials:
    • A copy of the fully updated training manual
    • A booklet covering classroom materials
    • A certificate of completion wallet card to each attendee

    Attendees to Provide: 
    • A good attitude, pen, and a flashlight

    NATE Certified Attendees:

    • Must bring their NATE certification card to class (or know your number) to be credited the hours.  Attendees will sign a NATE continuing education form during class.

    No Distraction Policy

    We cannot waste valuable time. If a student is rude, a distraction, or falls asleep during class, they will immediately be dismissed and no refund will be given for that student.

    • Thursday, November 18, 2021
    • 3:00 PM - 3:45 PM
    • Zoom Meeting

    Join senior legal expert Frank Kollman, JD, to hear the latest legal updates affecting you and your business.

    Have time to ask questions with our speaker and talk with your contracting peers to discuss policies and procedures as they continue to change throughout the year in your company business.


    Frank Kollman, JD, is the Founder of Kollman & Saucier, P.A., the Towson, MD law firm that he began in 1988.


    AACP Members --  free

    Non-Members -- $35


    Contact us at 410-527-0780 or by email at for sponsorship opportunities!

Past events

Thursday, September 16, 2021 Legal Hot Topics with Frank Kollman
Friday, September 10, 2021 Golf Tournament Sponsorship
Friday, September 10, 2021 AACP Annual Golf Tournament
Thursday, September 09, 2021 FIRST YEAR Apprentice Orientation 2021
Thursday, September 09, 2021 2nd, 3rd, & 4th YEAR Apprentice Orientation 2021
Wednesday, September 08, 2021 INSTRUCTOR Orientation 2021
Saturday, August 28, 2021 Baseball Networking & Graduation Event
Friday, July 09, 2021 2021-2022 Apprenticeship Program Registration
Friday, June 25, 2021 2021-2022 Apprenticeship Repeat Classes
Tuesday, June 22, 2021 Legal Hot Topics with Frank Kollman
Thursday, March 25, 2021 Quarterly Legal Update: HR & Employment Law
Thursday, January 28, 2021 Leadership Seminar: Featuring Mary Kelly
Tuesday, January 05, 2021 COVID-19 Updates for January 2021
Tuesday, November 17, 2020 AACP Apprenticeship Program Standards Presentation
Monday, September 21, 2020 2020-2021 Apprenticeship Repeat Classes
Monday, September 21, 2020 2020-2021 Apprenticeship Program Registration
Friday, September 11, 2020 AACP Annual Golf Tournament
Friday, September 11, 2020 Golf Tournament Sponsorship
Thursday, September 10, 2020 FIRST YEAR Apprentice Orientation 2020
Thursday, September 10, 2020 2nd, 3rd, & 4th YEAR Apprentice Orientation 2020
Thursday, September 10, 2020 INSTRUCTOR Orientation 2020
Tuesday, June 02, 2020 Contractor 2 Contractor Forums
Tuesday, May 19, 2020 PIVOT: Leading During Change, Challenge, and Crisis
Tuesday, April 14, 2020 Managing the Workplace During COVID-19: What You Need to Know

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