Category: Building Performance

Make it Bigger: Selling Quality Home Services

So, here’s a warning tale for my contractor friends: I recently needed a tow truck, so I dialed the number […]

Solving the Difficulties of the Low-Load Home

I found out last month that the Air Conditioning Contractors of America (ACCA) is working on a new design manual.  […]

How to Air Seal an Attic “Right and Tight” – Part 2

In the first part of this article, we shared how Attic Systems contractors air seal all the gaps, holes, cracks […]

How to Air Seal an Attic “Right and Tight” – Part 1

When working to make a home more comfortable and energy efficient, simply adding more fiberglass batts or loose fill fiber […]

Are You Making These Mistakes With Manual J?

When you do a heating and cooling load calculation using ACCA Manual J, it’s important to be as accurate as […]

When Choosing a Heating and/or Cooling System Give Your Customer the Choice to Round Down

When choosing the right size heating and cooling system for your customer, it would be a great practice to give […]

Sizing, Installing, And Maintaining An HVAC System

When installing an HVAC system, calculate heating and cooling loads using a recognized method (ACCA Manual J), and ensure you […]

Case Study: Controlling Humidity in Affordable Multi-Family Housing for Health, Comfort and Property Protection

The following is the last article in a three-part series addressing mold and moisture control in multi-family housing.  The first […]

HVAC Design Is About More Than Equipment Sizing

Many people seem to think HVAC design means you get a load calculation (Manual J in the ACCA protocols) so […]

Case Study: Preventing Mold and Moisture Issues in Senior Housing

The following is the second article in a three-part series addressing mold and moisture control in multi-family housing.  The first […]

Making Homes Healthier for Families

Imagine that you are faced with a choice: a home you could afford, or a home that is healthy for […]

The Physics of Heat and Air Flow

Heating and cooling loads matter. That’s why we do load calculations. We enter all the details of the building, set […]

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