Category: Technical Tips

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Bipolar Ionization – The Jury is Still Out

Recent research on the performance of bipolar ionization devices shows they have little or no impact. Continue reading to learn more.

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Rules of thumb, friend, or foe?

ACCA’s Manager of HVAC Design, Ed Janowiak, explains that if he’s going to use a rule of thumb, it has to be one that is based on math, not something that is made up or convenient. Continue reading to learn more.

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Electrical Safety and Business Opportunity

Exposure to a variety of environments and settings can drive up the safety risks for technicians, especially when working with electricity. To learn more about electrical safety, continue reading.

Our QA Contractor Directory Generates Sales Leads!

If you have not had the chance to visit the Quality Assured (QA) Contractor Directory, you should! It provides a place […]

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ACCA Challenges Rejection of Code Proposal for Attic Stairs

ACCA is challenging the IRC – Mechanical Committee’s rejection of ACCA’s proposal to revise the International Residential Code so that it requires the installation of pull-down stairs to access equipment or appliances located in attics for servicing. David Bixby explains how ACCA has modified its proposal for clarification.

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Let it Breathe

Airflow is critical to a system, both inside and out. ACCA’s Matt Akins dives into the importance of the condenser coil and how airflow impacts a system’s overall health.

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The S doesn’t stand for secret

Have you ever caught yourself pondering, “would a different indoor coil help with dehumidification,” or, “how does airflow affect efficiency?” The capacities and efficiencies that our equipment operates at can be manipulated in multiple ways. Understanding the fundamentals of how equipment functions and where to obtain this information can eliminate potential problems before they can even start.

The Quality Installation (QI) Certificate Adds Value To HVAC Installations

A Residential Service & Installation (RSI) accredited contractor can submit projects to ACCA to obtain a Quality Installation (QI) Certificate. […]

Dehumidification: Get Good

This summer is shaping up to be warm and wet. Your customers may turn down the thermostat, and still feel uncomfortable, or even warm.  […]

Creating Comfort – Part 1

We are the HVAC industry.  We are the creators of indoor comfort.  We know that human comfort is determined by […]

ACCA Weighs In on Proposed I-Code Changes: Get Involved at our April 6 Codes Coffee

This April the International Code Council’s (ICC) Committee Action Hearings (CAHs) will be held “virtually” for the first time.  This […]

ACCA Announces Two Quality Standards Renewed for ANSI Status

The Air Conditioning Contractors of America (ACCA) announces the reaffirmation of the ACCA 6 QR and ACCA 14 QMref for […]

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