Valves & Pumps

Wetheads unite! New technologies and application stories.

ARTICLES

BelGAS, a division of the Marsh Bellofram Corp.: Stainless Steel Gas Regulator

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The Type 52SS is designed for effective service within a wide variety of sour gas, high-corrosion, and other severe environments. The specialty construction of the BelGAS Type 52SS features a 316 stainless steel housing and filter assemblies with fluorocarbon elastomers used for the control diaphragm and supply valve.


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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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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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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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AquaMotion Inc.: Hydronic Pumps

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The AM10 3-speed hydronic pumps were designed to extend the range of the company’s AquaMotion pump offerings. 


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Taco Inc.: Mixing Valves

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The valves are available in lead-free alloys with tamper-resistant caps, and sweat, Nation Pipe Thread (NPT), Pex, or chlorinated polyvinyl chloride (CPVC) union connections.  


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Quality Flow Controls LLC: Brass and Copper Isolation Valve

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Installation of the 2-Port Isolation Valve (2PIV) provides quick and easy refrigerant leak detection in evaporators, condenser coils, and refrigerant line sets. 


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RectorSeal Corp.: Mini-Split Condensate Pump Software

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For engineers, distributors, and installers, FastFind™ Pump Selector is an interactive Web-based ductless mini-split condensate-pump selection tool. 


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2014 AHR Expo: HVAC Components + Accessories

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The NEWS was very busy at the AHR Expo in New York City, visiting as many booths as possible in search of new products. Here is a comprehensive list of all the components and accessories we found on the show floor.


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Multimedia

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2014 Energy Efficiency Forum

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

Podcasts

NEWSMakers: Jeremy Begley

Jeremy Begley, home-performance specialist and Web and social media manager with National Heating and Air Conditioning Co. in Cincinnati discusses how and why you should add home-performance philosophies to your contracting repertoire. Posted on Sept. 12.

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ACHRNEWS

NEWS 09-15-14 cover

2014 September 15

Check out the weekly edition of The NEWS today!

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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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HVACR INDUSTRY STORE

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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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