HVACR Blogs

What is COP vs EER vs SEER: Which HVAC Efficiency Rating Saves You the Most Money?

If you’re shopping for an energy-efficient air conditioner or heat pump, you’ve probably come across the terms COP, EER, and SEER. Understanding these HVAC efficiency ratings can help you make the smartest decision to reduce your electricity bills and improve comfort.. While these ratings might seem technical, they play a crucial role in determining how […]

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Best Refrigerators in India (2025) Under ₹20,000 – Top LG, Samsung & Whirlpool Models Compared

Looking for the best refrigerator under ₹20,000 that offers both energy efficiency and ample storage? With so many options available, it can be overwhelming to choose the right model. In this comprehensive comparison, we’ve rounded up the top energy-efficient refrigerators from LG, Samsung, and Whirlpool to help you make the best decision for your home

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Most Commonly Used HVAC Auditing Tools for TAB | HVAC Efficiency Guide

Introduction HVAC auditing is crucial for ensuring optimal system performance, energy efficiency, and occupant comfort. Testing, Adjusting, and Balancing (TAB) is a specialized process used in HVAC auditing to verify that systems operate as designed. HVAC professionals use various tools to measure airflow, temperature, pressure, and other critical parameters. In this article, we’ll explore the

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How to Design AHUs for Cleanroom Applications ?

Introduction Cleanrooms are specialized environments where air quality, temperature, and humidity must be strictly controlled to meet industry standards. The Air Handling Unit (AHU) plays a critical role in ensuring contamination control, energy efficiency, and regulatory compliance. Whether in pharmaceuticals, electronics, biotechnology, or healthcare, the design of a Cleanroom AHU must be meticulously planned to

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How to do traverse measurements in circular or rectangular ducts ?

Accurate airflow measurement is essential for HVAC performance, energy efficiency, and system reliability. Traverse measurements—taken across the duct cross-section—help determine average air velocity and overall volumetric flow rate. In this guide, we integrate best practices with references to ASHRAE Standard 111, ASHRAE Standard 62.1, SMACNA guidelines, and ACCA manuals, providing you with a robust technical

How to do traverse measurements in circular or rectangular ducts ? Read Post »

Close-up view of an air duct labeled 'SUPPLY' in an industrial setting.

How to Design Ducts For HVAC Systems ? Equal Friction Method

Efficient air distribution systems play a pivotal role in modern building design, ensuring optimal comfort, superior indoor air quality, and enhanced energy efficiency. These systems are the backbone of Heating, Ventilation, and Air Conditioning (HVAC) networks, responsible for delivering conditioned air to various zones within a structure. A well-designed air distribution system not only supports

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How to Select the Right Air Filter for HVAC Applications?

Air pollution remains one of the most significant environmental threats to global health, disproportionately affecting children and vulnerable populations. In 2019, an alarming 99% of the global population resided in areas failing to meet WHO air quality guidelines, with ambient and household air pollution collectively contributing to 6.7 million premature deaths annually. Among these, 4.2

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How to Prepare for LEED Green Associate Exam ?

We spend most of our time indoors, and buildings account for significant energy consumption. Various components, such as mechanical HVAC systems, electrical lighting fixtures, water flow fixtures, and construction materials, contribute to a building’s environmental impact. Additionally, the location of a building can influences the environment through factors like vehicular emissions and land use. To

How to Prepare for LEED Green Associate Exam ? Read Post »

How to Select the Right Refrigerant for Energy-Efficient HVACR Systems

“In today’s world, where energy efficiency is a top priority, selecting the right refrigerant for your HVACR system is more crucial than ever. With the ongoing push for sustainable solutions and reduced environmental impact, the choice of refrigerant can significantly influence system performance, operating costs, and your carbon footprint. In this post, we’ll explore how

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