Rethinking multifamily HVAC design for easier installation and space efficiency
Architects and builders are being asked to deliver more within the same footprint. Higher construction costs, tighter lot sizes, and […]
Building Performance
Where did all the colors go? What contractors need to know about the switch to gray A2L cylinders
The shift to A2L refrigerants created confusion about more than just new equipment specs. Cylinder standards changed, too, and not […]
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I know I’ve said this a lot: A duct can’t be too big. But something can…
There’s a common misconception in the field that duct sizing is mostly about “keeping ducts small to keep the air moving.” You’ve heard it: “Smaller ducts make the air go where it’s supposed to.” But the truth is, as ACCA Manual T® makes clear, air distribution isn’t about how fast you can shove air through an airway — it’s about delivering the required volume to the supply register.
What it actually costs to run your HVACR business (and why the math doesn’t add up)
Let’s talk about money: specifically, the money you’re working too hard to earn and leaving on the table because of […]
How modulating compression technology is helping advance heat pump adoption
The push for building electrification is a critical part of global decarbonization efforts, and air-source heat pumps are at the […]
Attend Codes & Coffee Live at ACCA 2022!
ACCA’s Codes & Coffee is a monthly webinar focusing on the latest codes and standards issues facing the HVACR industry. […]
Don’t Neglect Water Treatment
Much of what Seaman’s Mechanical does involves some sort of process piping using water to move heat from one place […]
7 Reasons Filters Don’t Improve Indoor Air Quality
Indoor air quality (IAQ) researchers have established that little bitty invisible pieces of stuff that float around in the air […]
The 3 Worst Mistakes Home Builders and Contractors Make in Attics
There is an epidemic of people suffering in most of the 100 million homes across the U.S. Many of your […]
Are HVAC Design, Air Flow Analysis, Duct Modification, and Commissioning Part of Your Home Performance Process?
As home performance practitioners we can affect the house. We touch every part of the thermal enclosure and can verify […]
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, […]
Ranking Indoor Air Pollutants
That face above is of a physician, alchemist, and astrologer named Philippus Aureolus Theophrastus Bombastus von Hohenheim. He is deemed […]
Our Business Is Changing Very Rapidly!
Our business in N.Y. State is very involved in a program called Heat Smart. They have recently launched campaigns across […]
Use Static Pressure Measurement to Pinpoint Duct Deficiencies
For more than 25 years we’ve collected HVAC system static pressure measurements from across the country. Based on those numbers, […]
Increasing Comfort, Energy Efficiency and Revenue by Properly Sizing Return Duct Systems
Studies have shown that 80% of homes have undersized return duct systems. An undersized return duct system reduces the amount […]
What Is the Relative Humidity When It’s Raining?
Serious question here. Have you ever thought about what the relative humidity is when it’s raining? I’ve heard people say […]
Removing Constraints in Your Business
Perhaps the most important job of a business owner and leader is to develop their peoples’ strengths. But, our Business […]
Make Dew Point Your Friend
I’ve been on a bit of a mission for the past several years. My goal is to get more people […]
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. […]
