What's Trendingat Ahern?

​Ahern’s experts possess a wide range of knowledge that extends beyond system design, build, and maintenance. Our blog features a number of technical articles written by Ahern employees that range in topics from industry trends, maintenance tools and tips, to service information, and more.


Foam Testing Photo

A Clean Approach to Foam-Water System Testing

NFPA 11, 16, 25 and other standards require regular testing of fixed foam-water fire suppression systems. The process of testing these systems most often requires flowing AFFF foam-water solution to test the performance of the systems components in compliance with the codes.

Indoor Air Cleaning Technologies for Your Facility

There are two alternative more cost effective ways to reduce the risk of infectious aerosol pathogen spread in buildings using the existing heating and cooling systems. One being ultraviolet light and the other being bi-polar ionization.
HVAC Systems

Communication and Keeping Our Workers and Customers Safe During COVID-19

As we all continue to adjust to these changed times an aspect that remains constant is the need for effective communication. Our field employees have worked hard over the last several months to follow all recommended CDC and state guidelines related to COVID-19. We are very grateful...
HVAC Service Tech

Can Your HVAC System Stand the Heat?

Most of us have had that moment. The one where we keep turning down the thermostat but aren’t feeling the results! Just like our vehicles need regular maintenance, so does our AC system. In fact, it’s critical. A business owner’s comfortability is not only important to them and their...
Fire Sprinkler Head

Recent Covid-19 Legislation Makes Now the Time to Retrofit Fire Sprinkler Systems

On March 25th, Congress passed the Coronavirus Stabilization Act of 2020. This legislation, which includes over $2 trillion in aid to combat both the virus and the negative economic impacts associated with social distancing, also includes a technical correction to the 2017 Tax Cut and...
Toy Drive in Madison

Supporting Local Communities

Before the New Year, several offices took part in giving back to their local community through donations or drives. 1. The Madison office hosted a toy drive to benefit the American Family Children's Hospital. Four crates of toys were delivered to the hospital for which the staff was...
Fire Protection Event

Local Boys and Girls Club Learn About Fire Protection

FIRE, often just the word will create excitement. Many enjoy watching it start and grow, feeling the heat rise from the flames and seeing how it reacts. The children of the Boys and Girls Club of the Greater Chippewa Valley were no different; they were all simply amazed by fire, and...

The Importance of Planning for Fire Protection in a Fast-Paced Industry

Fire Protection systems are expensive systems that the client pays for but never wants to operate. Is this a reason for why we have become known as the forgotten service? Due to being contracted into projects late and immediately under a lot of pressure to deliver our service as a...
Wet Pipe Systems

Air Vents and Sprinkler Systems

Air trapped in fire sprinkler systems is not something businesses think about when fire sprinkler systems are being installed in their facility. The topic of trapped air within a wet fire sprinkler system should be discussed when installing when servicing, and when removing the system...
SMACNA Article

Contractors Gravitating to Prefabrication

Installation of sheet metal and HVAC systems can require meticulous attention to detail and precise coordination with multiple trades. The prefabrication of multi-trade racking systems allows multiple mechanical components to be constructed in an offsite temperature controlled...
Man Placeholder Graphic

Speaking Sprinkler

The 2019 edition of NFPA 13 “Standard for the Installation of Sprinkler Systems” was recently revised. Each new edition is intended to create a document that is easier to use than the previous. Inherently, this document can often be interpreted in many differing opinions and create...
Dry Pipe System Preventative Maintenance

Utilizing Nitrogen in Dry Pipe Sprinkler Systems

Corrosion has become the bane of the fire sprinkler market. It can lead to numerous problems that include leaks and faulty valves and heads. This, in turn, can lead to loss of property, money, and even life if the problem goes unnoticed. Corrosion in sprinkler systems can happen in as...
Power Generation JF Ahern Project

Ahern to Exhibit at POWER-GEN International

Ahern will once again exhibit at the POWER-GEN International conference, coming up on Dec. 4 through Dec. 6 in Orlando, FL. Check us out at booth #2235!
clean white hospital

National Healthcare Facilities and Engineering Week Recognition

Nearly all of us has experienced what can be a very traumatic experience; entering a hospital or healthcare facility to be there for a loved one or as a patient our self. During that time of uncertainty, there is anxiety, worry, potential pain, or if you are lucky, excitement (over...
rooftop mechanical hvac system

What is Industrial Services?

Industrial Services provides heavier welded component products ranging from dust collection and structural platforms to catwalks and machine setting, but can also include HVAC, piping, and sheet metal services to provide customers with the total package.

What is Cross Connection Control?

The idea of cross connection control is to stop water that may be contaminated from flowing backward into a water system you wish to protect. This is done by having a backflow preventer installed.

Air Compressor Maintenance

A reliable source of clean, dry air under the proper pressure is necessary for Dry and Preaction Fire Protection Systems. Proper air pressure requirements will be determined at the time of the system design. If the air pressure is too low, the dry valve may accidentally trip when...
Fire Sprinkler System

Myths vs. Facts: Sprinkler Systems

Over the last 100 years, fire sprinkler systems have been a proven method of providing life and property saving protection. Unfortunately, there are a lot of myths and misconceptions when it comes to these systems. Keep reading to see some common misunderstandings about the operation...
Designer Shutterstock

AutoCAD Plant 3D

Faced with the challenge of an outdated and no longer supported software and after much testing of different modeling software options, Ahern's pipe groups (Piping Design and Pipe Fab Drafting) decided to switch to AutoCAD Plant 3D. The old modeling software company was moving in a...
Notified by Honeywell

Fire Alarm System Expertise at Your Service

Ahern is a NOTIFIER® Premier Distributor for the state of Wisconsin and northern Illinois. NOTIFIER® by Honeywell is the largest manufacturer of engineered fire alarm systems. The Premier program is only offered to NOTIFIER distributors who heavily invest in employees’ technical...