Category Archives: Blog_Posts

• Mastering Duct Sizing: A Critical Aspect of HVAC Performance

  Posted on November 27, 2023 by admin in Blog_Posts

  Sizing ductwork is not something that can be determined with a rule of thumb or educated guesswork. Duct sizing boils down to science – specifically, physics – and despite the inclination of some HVAC contractor to fit a tight budget by undersizing ductwork, physics is indifferent to money. A cooling system with undersized ductwork simply […]

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• Using the Correct Duct Fitting Terminology is Essential for Order Accuracy

  Posted on November 27, 2023 by admin in Blog_Posts

  E.P. Homiek Sheet Metal & HVAC Supply provides prefabricated ductwork and for residential and commercial projects as well as custom fabrication. Prefabricated fittings can be oftentimes be modified in the field using shears and crimpers to meet a contractor’s needs, providing an economical way to keep job costs down. Many contractors opt for both, mixing […]

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• Air Delivery, Flow, Wash, and Pressurization in HVAC System Design

  Posted on November 27, 2023 by admin in Blog_Posts

  How air travels throughout rooms and open areas of a home is one of the most important factors in occupant comfort and HVAC system performance. With proper air delivery, HVAC contractors can avoid complaints and costly return trips and field adjustments down the line. The first step in designing residential and commercial HVAC systems is […]

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• Maximizing Post-Summer Opportunities: Turning HVAC Service Calls into Fall Sales and Business Growth

  Posted on September 7, 2023 by admin in Blog_Posts

  Labor Day weekend is over and cooling season will soon come to an end. HVAC service technicians and contractors kept busy with cooling service calls all summer long, sometimes working long into the evening when the heat waves hit. Low cooling, no cooling, bad contactors and capacitors, or perhaps a condenser fan stopped working, or […]

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• Accurate Refrigerant Line Sizing and Design are Critical for Proper A/C System Operation

  Posted on August 14, 2023 by admin in Blog_Posts

  As a New Jersey HVAC supplier for over 35 years, E.P. Homiek has sold countless refrigerant line sets to our contractors. We’ve also heard plenty of stories of compressor burnouts, poor system performance, and warranty disputes due to incorrect refrigerant line sizing and design. Case in point: We recently heard about a warranty dispute that […]

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• MERV: Understanding Filter Efficiency Ratings

  Posted on July 21, 2023 by admin in Blog_Posts

  MERV Rating (Minimum Efficiency Reporting Value) is a standard set by ANSI/ASHRAE that is used to measure the overall efficiency of an air filter. MERV values range from 1-16, with 16 representing the highest MERV possible in filters that are not HEPA or ULPA. Higher MERV values capture a greater percentage of airborne contaminants, with […]

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• Scope of Work for Residential Air Balancing

  Posted on June 28, 2023 by admin in Blog_Posts

  Airflow testing and balancing (TAB) is a final check and adjustment that proves quality design, installation, and performance of an HVAC system. When a qualified air balancer is hired to balance a new home, they first review the HVAC design drawings and make any necessary observations that may assist in the TAB effort. This is […]

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• Fire Damper Installation Basics

  Posted on June 14, 2023 by admin in Blog_Posts

  The purpose of a fire-rated wall or ceiling is to prevent the spread of fire and smoke. Whenever there is any penetration of a fire barrier, which can include ductwork, electrical conduit, plumbing, and refrigeration lines, the integrity of the wall must be maintained. In general, fire dampers are required where air ducts penetrate a […]

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• Sealing Duct Leaks Maximizes HVAC System Efficiency

  Posted on May 31, 2023 by admin in Blog_Posts

  Identifying and sealing duct leaks is one of the best things you can do to increase HVAC system efficiency and decrease energy consumption. While it’s impossible to achieve a 100% leak-free system, duct systems commonly lose as much as 30% of conditioned air, so it’s important to minimize duct leakage as much as possible. Here […]

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• Universal Spare Parts are Essential to a Profitable HVAC Parts Management System

  Posted on May 3, 2023 by admin in Blog_Posts

  One of the key ways an HVAC service company can keep their overhead low and customer satisfaction high is to stock universal replacement parts. The clock starts ticking the moment an HVAC service technician arrives onsite, and the ready availability of any parts they’ll need helps keep these service calls efficient and profitable. Stocking multiple […]

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