Latent Heat –The Masked Superhero of Thermodynamics
What is Latent Heat Webster defines “latent” as present and capable of emerging or developing but is invisible, concealed, or inactive. Google describes latent to be hidden until […]
Technical Tips
Investing In The Future of HVAC – Part 3
This article is a continuation of the previous two articles titled “Investing In The Future of HVAC”. As was previously discussed, we all know that finding qualified HVAC technicians is getting harder for […]
Flammable Refrigerants Hotly Debated
The issue of flammable refrigerants for use in residential HVAC applications has been hotly debated in the recent code development […]
ENERGY STAR Verified HVAC Installation
ENERGY STAR is a brand that 90% of customers know, and one that influences their purchasing decisions. The ENERGY STAR […]
Want A Newbie Training Course?
Contractors from across the country answered ACCA’s survey on the technician training they needed. Many will soon be pleased with the latest Qtech course for […]
Airflow Basics Part 2: The Lost Art of Choosing a Blower
Query: You are going to change out an existing furnace that has a cracked heat exchanger. You find a functioning 3-ton evaporator connected to […]
Airflow Basics – Part 1
Let’s look at the three basic components of airflow: volume, velocity and pressure. Volume Standard air is air that is 70ºF with 50% RH, at sea […]
Does Your Residential Maintenance Service Plan Meet Minimum Standards?
Consumers and contractors don’t know that there is such a thing as a minimum standard for maintenance on residential systems. […]
High Efficiency Homes – Avoid Trouble Ahead
Behold, the home of the future! The home with special high-efficiency windows, doors, appliances, and lights. A space-age ventilation system that exhausts harmful pollutants and brings in healthy clean air for the […]
Sizing & Selecting HVAC Equipment for Proper Humidity Control
The leading causes for moisture/mold problems in buildings are related to envelope problems (i.e., leaks through roofs, walls, foundations, windows, […]
Does Your Maintenance Service Plan Meet Minimum Standards?
Consumers and contractors don’t know that there is such a thing as a minimum standard for maintenance on residential systems. […]
ACCA Announces ANSI Review Period for Two Standards
The Air Conditioning Contractors of America Educational Institute (ACCA-EI) Standards Task Team (STT) announces the third public review of BSR/ACCA […]
ACCA Releases Flammable Refrigerant Technical Bulletin
The Air Conditioning Contractors of America announces the release of Air Conditioning and Refrigeration Systems Using Flammable A3 Refrigerants, a […]
Updated EPA 608 Test and Book Available Through ACCA
We all should remember that the EPA regulations (40 CFR Part 82, Subpart F) under Section 608 of the Clean Air Act requires […]
ACCA Offers Updated EPA 608 Test and Study Materials
The Air Conditioning Contractors of America (ACCA) announces the release of ACCA’s updated Section 608 certification test required by Environmental […]
ACCA Announces 45-day Review of Quality Maintenance Standard
The Air Conditioning Contractors of America Educational Institute (ACCA-EI) Standards Task Team (STT) announces the First Public Review of BSR/ACCA […]
ACCA Urges Retraction of KPRC 2 Houston Consumer Segment
The Air Conditioning Contractors of America (ACCA) issued the following statement regarding Houston-based KPRC Channel 2’s segment entitled, “DIY or […]
ACCA Releases Residential Zoning Design Requirements
The Air Conditioning Contractors of America Educational Institute Standards Task Team announces the release of the revised ANSI/ACCA 11 Manual […]
Duct-related Changes to IAPMO’s 2018 Uniform Mechanical Codes
In February 2018, the International Association of Plumbing and Mechanical Officials (IAPMO) began shipping the 2018 editions of the Uniform […]
ACCA Announces 60-day Review of On Board Diagnostic Standard
The Air Conditioning Contractors of America Educational Institute (ACCA-EI) Standards Task Team (STT) announces the second public review of BSR/ACCA […]
