Ventilation

Clearing the Air Surrounding Air Handler Static Pressure Measurements

Mon, 24 Nov 2025 13:00:00 -0500

A decade-old static pressure diagram sent the wrong message, and it took a sharp-eyed contractor to catch it. Here’s a clearer way to think about air handler TESP, filters, and coils — and why “as-shipped” matters.

How to Get Airflow Right in Open-Concept Spaces

Thu, 16 Oct 2025 13:00:00 -0400

When walls disappear, HVAC gets complicated.

3 Common HVAC Code Violations with Dryer Vents and Fiberglass Insulation

Sat, 27 Sep 2025 07:00:00 -0400

The most common code violations in HVAC aren’t rare mistakes — they’re everyday habits. Here’s how to break them.

3 Things HVAC Techs Forget About Airflow

Thu, 03 Jul 2025 07:00:00 -0400

With cooling season in full swing, it’s time to revisit airflow basics.

Ductless Heat Pumps Thrive in Cold Climates

Mon, 09 Jun 2025 07:00:00 -0400

Ductless heat pumps are emerging as a highly efficient and dependable heating solution -- even in the coldest climates.

Worried About Airborne Contaminants? Optimizing Ventilation is Key

keatinga@bnpmedia.com (Austin Keating) — Tue, 11 Mar 2025 06:00:00 -0400

The most cost-effective solution to harmful airborne hazards in homes is to increase ventilation.

6 Essential Steps to Handling a Carbon Monoxide Alarm Call

Thu, 30 Jan 2025 13:00:00 -0500

Before responding to what can be one of HVAC's most dangerous calls, contractors need to have a plan in place for technicians who will be entering a building where CO could be present.

2024 Dealer Design Awards: Ventilation

mariataylor@achrnews.com (Maria Taylor) — Mon, 12 Aug 2024 07:00:00 -0400

The Gold-winning product includes energy-saving features such as a brushless DC motor and LED lighting.

Protecting Homeowners Against Extreme Wildfires

bellolih@bnpmedia.com (Hannah Belloli-Oster) — Thu, 18 Jul 2024 07:00:00 -0400

In order to effectively help and protect their homeowners during these events, HVAC contractors have to observe, educate, and ask the right questions.

Meeting IAQ and Decarbonization Goals Using Smart Building Systems

Wed, 17 Jul 2024 14:00:00 -0400

As a combined solution, there are several tools and strategies that can help building managers achieve the balance between enhancing IAQ and managing energy spend to create healthier, smarter, and more sustainable buildings.

The NEWSMakers Podcast: HVAC Contractors and the HVLS Market

bellolih@bnpmedia.com (Hannah Belloli-Oster) — Fri, 12 Jan 2024 07:00:00 -0500

Back in December, The ACHR NEWS toured the Big Ass Fans facility in Lexington, Kentucky. While we were there we had the opportunity to tour the company’s facility and with its research and development center, and chat with general manager of industrial business lines, Andrew Koukis for the latest episode of the NEWSMakers podcast.

AHR Expo Innovation Awards Showcase the Evolution of HVAC Manufacturing

woerpelh@bnpmedia.com (Herb Woerpel) — Wed, 10 Jan 2024 07:00:00 -0500

The winners of the 2024 AHR Expo Innovation Awards will be celebrated at this year’s event, Jan. 22-24 in Chicago.

Lessons from a CO Alarm Newbie

Mon, 01 Jan 2024 14:00:00 -0500

How I handled my first CO alarm call looked much different than it would five years later.

How to Adjust Blower Speeds Using Fan Law Two

Mon, 25 Dec 2023 14:00:00 -0500

I hope you see the potential for this formula. It will make your life easier and help you predict changes to blower speed settings with more accuracy and reliability.

UV-C an Optimal HVAC Option in Health Care Applications

woerpelh@bnpmedia.com (Herb Woerpel) — Wed, 20 Dec 2023 11:00:00 -0500

The use of UV-C in HVAC systems has proven to be an effective way to minimize the threat of volatile organic compounds (VOCs), small particles, and other airborne pathogens commonly found in health care environments.

UVC HVAC Treatment Returns 12% Efficiency Improvement

Sat, 09 Dec 2023 07:00:00 -0500

One-year study conducted on Atlanta commercial high rise’s HVAC systems proves UVC lamps reap energy efficiency payback benefits.

RenewAire Wins Brilliance Award for its ERVs

Mon, 20 Nov 2023 16:00:00 -0500

The innovations of the hard-wired EV Premium Series align with the Brilliance Awards’ theme of automation technology.

Three Common Signs of Air Filtration Failure

Tue, 07 Nov 2023 14:00:00 -0500

You perform maintenance each year, but by the next maintenance visit, dirt and grime are in the equipment again. Have you ever wondered why this happens?

San Francisco Adopts IAQ, Air Conditioning Program

bellolih@bnpmedia.com (Hannah Belloli-Oster) — Fri, 20 Oct 2023 07:00:00 -0400

The mayor of San Francisco announced a new program that will distribute air conditioning and air filtration to a number of communities impacted by wildfire risks.

Modine Donation Keeps High School Gridders Cool

Thu, 19 Oct 2023 16:00:00 -0400

The two donated Airedale ClassMate packaged units were installed in the football team's fieldhouse at Parry McCluer High School in Buena Vista, Virginia.

What’s the CADR of Your IAQ Products?

Thu, 12 Oct 2023 07:00:00 -0400

If there is no air movement through the air cleaner, there will be no CADR results.

Smart HVAC Tech, Smartly Grown Crops

bellolih@bnpmedia.com (Hannah Belloli-Oster) — Tue, 10 Oct 2023 07:00:00 -0400

Today's grow room technology allows HVAC technicians to monitor light, humidity, carbon dioxide, and more.

2023 Dealer Design Awards: Ventilation

bellolih@bnpmedia.com (Hannah Belloli-Oster) — Thu, 27 Jul 2023 13:00:00 -0400

A wall-mounted touchscreen monitor that reduces CO₂ with very little user interaction wins Gold in the Ventilation category.

Modine Offers Free IAQ Upgrades to Schools

Thu, 13 Jul 2023 15:45:00 -0400

Modine's offer to schools of Needlepoint Bipolar Ionization Technology was prompted by recent Canadian wildfires, which have created smoke that has blanketed significant portions of the U.S.

New ASHRAE IAQ Standard Aims to Reduce Infections

Mon, 10 Jul 2023 08:15:00 -0400

The standard applies to new and existing buildings and major renovations and provides requirements for many aspects of air-system design, installation, operation, and maintenance.

ASHRAE Renews Carbon Reduction Focus at Yearly Conference

Fri, 30 Jun 2023 15:15:00 -0400

More than 2,050 HVACR industry professionals attended ASHRAE's 2023 conference in Tampa, Florida. New leadership for 2023-24 was introduced, and a new IAQ standard addressing infectious aerosols was adopted.

HVAC Manufacturer Ruskin Marks 65th Anniversary

Mon, 19 Jun 2023 15:05:00 -0400

Ruskin, part of Johnson Controls Inc., today has 29 production and office locations worldwide.

AMCA Updates Air-Control-Devices Rating Publication 511

Thu, 11 May 2023 12:00:00 -0400

Superseding AMCA Publication 511-21, AMCA Publication 511-21 (Rev. 12-22) outlines technical procedures and the proper presentation of data for the certification of air-control devices through the AMCA Certified Ratings Program (CRP).

Nortek Air Solutions Welcomes Manufacturers' Representative H.C. Nye

Mon, 08 May 2023 12:00:00 -0400

H.C. Nye Co. is a manufacturer’s representative of engineered, applied, and industrial HVAC systems that started in 1977.

Enter Your HVAC Innovation in the 2023 Dealer Design Awards Contest

Sat, 01 Apr 2023 00:00:00 -0400

The final deadline for product submissions is 5 p.m. EST on April 6.