Articles by Charles Allgood, Ph.D

FROSTlines

University of Kansas Receives $26M for Refrigerant Research

The University is partnering with Chemours to create a circular refrigerant economy

Mark B. Shiflett

Charles Allgood, Ph.D

March 31, 2025

KU's EARTH is conducting groundbreaking research that tackles technical, environmental, and economic challenges head-on to build a sustainable, circular refrigerant economy.

Ensuring HVACR System Resiliency, Regardless of the Weather

Communities face challenges of unusual and unpredictable changes in climate

Charles Allgood, Ph.D

January 30, 2025

As recording-breaking winter heatwaves and unexpected freezes in the South become more common-place, HVAC equipment is experiencing more strain, and technicians need to be ready to address this additional weather-related stress.

FROSTlines

The ‘Eight Rs’ of Refrigerant Management

The HVACR industry must employ robust strategies to ensure sufficient supplies of HFCs

Charles Allgood, Ph.D

September 2, 2024

With the ongoing HFC phasedown, strong refrigerant management strategies are crucial to ensuring compliance, environmental responsibility, and business growth.

FROSTlines

Refrigerant Management Strategies Are Urgently Needed

Contractors must formulate plan for addressing legacy systems, as well as new A2L units

Charles Allgood, Ph.D

July 16, 2024

Contractors need to implement a refrigerant management strategy that accommodates both legacy and A2L systems, as well as emphasizes recovery and reclamation.

World Refrigeration Day Highlights Need for A2Ls

New refrigerants work harder to keep people comfortable and foods fresh

Charles Allgood, Ph.D

June 26, 2024

World Refrigeration Day highlights the need for lower-GWP A2L refrigerants, which can keep people comfortable and foods fresh, without damaging the environment.

Preparing for the Refrigerant Evolution

The next-generation A2Ls that will become the industry standard combine innovative chemistry and sustainable technology.

Charles Allgood, Ph.D

September 4, 2023

Pretty much anyone involved in any capacity in HVACR is aware that the world of refrigerants has begun its next evolution.

HVACR Industry Works to Freeze Out Illegal Refrigerants

Decreased supply of HFCs will likely increase illegal imports coming into the US and Canada

Charles Allgood, Ph.D

July 2, 2023

As the phasedown of HFCs continues, contractors must remain vigilant against illegal activity and take steps to ensure they are using legal refrigerants.

On Demand As AI workloads and high-density computing push traditional cooling methods to their limits, the data center industry is accelerating the adoption of next-generation HVAC technologies.

In this webinar we will detail what HVAC material buyers and technicians need to know when selecting duct mastics, including matching mastic to substrate, alternatives to liquid mastic, and where UL 181 Listings fit into real world installations.

Articles by Charles Allgood, Ph.D

University of Kansas Receives $26M for Refrigerant Research

Ensuring HVACR System Resiliency, Regardless of the Weather

The ‘Eight Rs’ of Refrigerant Management

Refrigerant Management Strategies Are Urgently Needed

World Refrigeration Day Highlights Need for A2Ls

Preparing for the Refrigerant Evolution

HVACR Industry Works to Freeze Out Illegal Refrigerants

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