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 […]
Technical Tips
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 […]
ACCA/ASHRAE Announce Public Review of Commercial Building Inspection and Maintenance Standard
The Air Conditioning Contractors of America (ACCA) and the American Society of Heating, Refrigeration and Air-Conditioning Engineers (ASHRAE) announce the […]
ACCA Home Evaluation and Performance Improvement Standard Recognized by ANSI
The Air Conditioning Contractors of America (ACCA) Educational Institute Standards Task Team announces that ACCA Standard 12 – Home Evaluation […]
What About Adding Home Performance to Your Business Plan?
If you have been ignoring the home performance market, you can use the ANSI/ACCA 12 QH Home Performance and Evaluation […]
ACCA Announces 45-day Public Review of Residential Zoning Manual
The Air Conditioning Contractors of America Educational Institute (ACCA-EI) Standards Task Team (STT) announced the First Public Review of BSR/ACCA […]
Understanding Commercial Kitchen Exhaust Hoods
You would think that commercial kitchen hoods would be a fairly simple thing to design and install. However, once the decision to install one […]
Considerations for Proper Sizing of Refrigerant Lines
Refrigeration is the movement of heat from one location where it is not wanted, to a place where it is […]
