Components & Accessories

The Professor: Defining the Impact of Frosted Compressor Head

What Frost on a Compressor Head Is — and What it Isn’t
By John Tomczyk
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All frost means is the suction line or compressor is below freezing, and the moisture in the air has reached its dew point temperature and condensed. 


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Rosenberg USA: Backward Curved Fan Module

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The new trestle-design GKHB 5.5kW backward curved fan module combines an ECM with the high-efficiency Rosenberg B-Wheel impeller for even greater efficiency and easy installation. 


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Grundfos Pumps Corp.: Booster Pump System

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The Hydro Multi-B, an all-variable-speed-controlled pump system, utilizes two to three Grundfos CME pumps and is designed to provide the greatest range of solutions for engineered packaged pumping systems. 


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Components + Accessories: Tech’s Jobs Made Simpler

Emerson Climate Technologies’ TXV Connect Kit Claims Gold
By Angela D. Harris
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The NEWS honors the 2014 Dealer Design Award winners in the Components and Accessories category.


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Thybar Corp.: Rooftop Filter Curbs

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The units ship fully assembled and feature all-welded construction, factory insulated walls, integral filter rack, and access door for servicing filters. 


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Jason Industrial Inc.: Universal Link V-Belt

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The Accu-Link® Adjustable Link V-Belt has been redesigned to reduce elongation, resulting in up to 10 percent longer life. 


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RectorSeal Corp.: Mini-split Condensate Pumps

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The Plug-and-Play feature for Aspen’s Mini Aqua® and Silent+ Mini Aqua® are slim condensate pumps for mini-split air conditioners. 


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Thybar Corp.: Rooftop Curb Adapters

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The Retro-mate® adapters offer a fast, cost-effective method of replacing rooftop HVAC units, according to the company. 


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The Professor: Oil Pumps and Net Oil Pressure

Understanding the Differences is Key for Successful Servicing
By John Tomczyk
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Often, compressors in the refrigeration and air conditioning fields have forced oiling systems. Here is a look at some of those oil pumps.


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Grundfos Pumps Corp.: End-Suction/Split Coupled Pumps

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The LFE frame-mounted end-suction pump and VLSE vertical in-line split coupled pump are ideally suited for new commercial HVACR applications and retrofits.


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2014 Energy Efficiency Forum

Highlights from the 25th annual Energy Efficiency Forum in Washington, D.C.

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NEWSMakers: Mark Satterfield

Mark Satterfield, founder and CEO of Gentle Rain Marketing Inc. and author of “The One Week Marketing Plan” talks about his book and the importance of HVAC blogging. Posted on Sept. 19.

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2014 September 22

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Venting R-22

The NEWS reported that a man received prison time for venting R-22. Should EPA step up enforcement?
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2014 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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