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Enter to Win a Trip to the Sixth Annual RIDGID Experience 2023

RIDGID will select six winners for a VIP experience at its global headquarters.




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Smart Thermostats Set for Rapid Expansion

In the past few years, the thermostat has become a cutting edge electronic. This creates new opportunities for HVAC contractors.




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Today’s Residential HVAC Controls Are Smarter Than Ever

Programmable thermostats that can be accessed through an internet device are old hat. Here are just a few of the residential HVAC controls products featured at the Georgia World Congress Center, the host venue for this year’s Expo.




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Lennox Recognized for Corporate Responsibility and Sustainability

Lennox received a 2023 Green Builder Sustainable Product of the Year recognition.




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Valent Air Management Systems, a business of Unison Comfort Technologies: Commercial Makeup Air Units

Heat-only, direct-fired, and indirect-fired makeup air units have been added to the company’s product line. 




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HVAC Commercial Equipment: Winners Invest in Design

The NEWS honors the 2014 Dealer Design Award winners in the HVAC Commercial Equipment category.




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EPA Extends Sell-Through Period, Easing Inventory Concerns

The HVACR industry was initially surprised by a date-of-install requirement, mandating installation of certain equipment by January 1, 2025, but EPA extended sell-through period to January 1, 2026.




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AHRI Praises Decision on Berkeley Gas Infrastructure Ban

The U.S. District Court of Appeals for the Ninth Circuit recently turned down the city of Berkeley’s request for another hearing in the case brought by the California Restaurant Association (CRA), which had challenged the ban.




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Odds Are This Won’t Be The Last Refrigerant Transition

The transition to A2Ls will likely serve as an interim solution. Europe has already embraced propane in certain heat pump systems, and the U.S. may follow suit, albeit with a different low-GWP refrigerant.




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ALDI Plans To Transition To Natural Refrigerants

ALDI aims to become the most sustainable grocer in the U.S., by committing to transition to natural refrigerants in all stores by 2035.




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Navigating the A2L Transition: Insights from the International Code Council

New A2L-related code requirements will impact HVAC system installation and include warning labels, ventilation, leak detection, and limits on refrigerant amounts for comfort air conditioning.




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How To Plan For the Latest Refrigerant Transition

In preparing for the refrigerant transition, contractors and distributors should review their inventory and become educated on the regulations.




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HVAC Equipment Prices Expected to Keep Rising

In recent years, the cost of HVAC equipment has increased significantly, and regulatory changes, such as the phase-down of R-410A, will make the new A2L units even more expensive.




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President Biden Proposes Rule to Address Excessive Heat in Workplace

In early July, the Biden administration proposed a rule that addresses excessive heat in the workplace, as tens of millions of them were under heat advisories — the nation’s No. 1 weather-related cause of death.




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Cooper&Hunter: Single-Zone Mini-Split

The 25 SEER model is a wall mount unit with Wi-Fi capabilities, a silver ion filter, a cold catalyst filter, and a GoldFin anti-corrosive coating.




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HVAC Contractors Discuss Residential Variable Refrigerant Flow Trends

As HVACR technology advances, contractors often find themselves navigating new learning curves on a regular basis. VRF is no exception.




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LG Earns AHRI Performance Award for the Sixth Consecutive Year

Across seven product categories, LG’s HVAC solutions again pass AHRI's comprehensive performance certification program.




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Troubleshooting Electronic Expansion Valves

The EEV is often used in modern refrigeration systems, but troubleshooting its common failures may be complicated.




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Basic Steps For HVAC Coil Cleaning

Cleaning coils is a fairly simple task, but one that plays an important role in keeping a unit running strong.




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A Little TLC Can Extend the Life of Condensing Units

In today's economy, cost-conscious end users want to extend their HVAC equipment lifespan as long as possible. Regular maintenance on condensing units can help maximize their longevity and performance.




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A Capital Cost and Energy Saving Approach to Chilled Water HVAC with Zero Emissions Potential

The proposed new approach to chilled water HVAC systems promises to provide significant capital cost savings, energy cost savings, and a path to eliminate CO2 emissions.




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Understanding Voltage, Current, and Resistance

Technicians need to understand the basic electrical fundamentals and how they relate to each other in order to better troubleshoot electrical failures.




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Heat Pump Awareness Grows from Residential, Commercial Customers

Consumer awareness and opinion of heat pumps are both improving, along with the technology. Manufacturers see a strong market ahead, although some challenges remain.




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A Simple Guide to the Refrigeration Cycle and How Air Conditioners Work

Four core components work together to control when refrigerant is absorbing heat, and when it is releasing heat.




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How Can A Direct Drive Design Optimize Cooling Tower Performance?

A variable speed drive (VSD) controls the speed of the high-torque, direct-drive motor for optimal fan operation.




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Public Review of Proposed Revisions to ACCA Manual SPS (HVAC Design for Swimming Pools and Spas)

The 30-day ANSI public review period closes May 14.  




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Harlan is New Business Development Manager at WAGO

Amy Harlan, who has an extensive background in electronics and device connectivity, is the new business development manager for device connection technology at the global electronics technology firm.




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H2VAC: Using Hydrogen Fuel to Decarbonize Heating and Cooling

Discover how hydrogen fuel is poised to revolutionize HVAC systems by reducing carbon emissions and easing strain on electric grids, driving the industry toward a decarbonized future.




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Re: shell wildcard expansion (un)safety

Posted by Eli Schwartz on Nov 10

The earliest version of the Bash Pitfalls guide that includes a warning
about the topic, per the Wayback Machine:

https://web.archive.org/web/20090426020027/https://mywiki.wooledge.org/BashPitfalls#Filenames_with_leading_dashes

Overall, wildcards are just a classic "here is a programming language
footgun, we cannot fix it because the language is backwards compatible
to the 90s and earlier" which amounts to:

people love bash because...




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Re: shell wildcard expansion (un)safety

Posted by lists on Nov 10

That says nothing about the amusing character # either at the
start of a name or after whitespace.





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Re: shell wildcard expansion (un)safety

Posted by Fay Stegerman on Nov 10

* Eli Schwartz <eschwartz () gentoo org> [2024-11-10 00:59]:
[...]

[...]

Obviously, shell scripts and wildcards are one of the easiest ways to trip up
here. But the underlying issue is that CLI interfaces mix options and
arguments: the lack of a clean separation between data and code/commands
(another example is e.g. printing unescaped control characters to stdout,
something discussed on this list before, and far too common IME, as I...




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Re: shell wildcard expansion (un)safety

Posted by Ali Polatel on Nov 12

Thank you. Around six months ago I added a restriction on filenames with
control characters to Sydbox[1] after I had read about a vulnerability
here on this list. I think it was about tar but my memory may not serve
me right. Sydbox is secure by default, so at first this feature was
enabled without any way to turn it off. After a few months of testing
with fellow Exherbo Linux developers, we have noticed some package tests
(nvim was one of them)...




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See What’s Possible at the New UTC Innovation and Technology Center

United Technologies Corp. (UTC), the parent company of Carrier Corp., recently opened the new UTC Center for Intelligent Buildings in Palm Beach Gardens, Florida.




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2019 Dealer Design Awards: Commercial Controls

Intuitive usability helped the CS7500 win a Gold award in The NEWS’ 2019 Dealer Design Awards in the realm of Commercial Controls.




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Honeywell Launches Autonomous Building Sustainability Solution To Fight Rising Global Energy Consumption

Honeywell announced the launch of Honeywell Forge Energy Optimization, a cloud-based, closed-loop, machine learning solution.




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Hamid Sarshar Named President of TESCO Controls

Hamid Sarshar will lead the 50-year-old company into the next strategic phase of growth and innovation within the UFT platform.





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BrainBox AI in Agreement to Acquire ABB’s Multisite Retail Energy Management System Integrator Business

BrainBox AI intends to integrate ABB’s MSR business and its installed base of 12,000-plus retail locations in its current operations.





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New Belimo Retrofit Program Designed to Boost Efficiency

RetroFIT+ is the next iteration of the Belimo retrofit program, which offers online resources, including a product-selection tool, as well as personal support to provide quick and easy access to HVAC replacement solutions for actuators, valves, and sensors.




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Coastal Coat Casing Package: Equipment Casing

The Coastal Coat Casing Package is now offered as a premium option for the Modine Atherion packaged ventilation system. 




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Residential Cooling Showcase 2016: Systems Designed to Keep Customers Cool

Every year, The NEWS introduces the latest cooling equipment available for the upcoming summer season in order to help contractors prepare for this busy period by doing the research that will help them to distinguish between brands. The coverage features specific information about each individual product as submitted by the manufacturers.




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Residential Heating Showcase 2016: New Products Help Homeowners Feel the Heat

This heating showcase provides in-depth information on the features of each individual unit and also includes technical support information from the manufacturer. The manufacturers provided all of the data included in the product grid as well as in the photo feature; therefore, any questions should be directed to them via the contact information provided in the photo feature section.




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Testing, Monitoring Products Designed with the User in Mind

Many new testing and monitoring products were on display last month at the AHR Expo in Orlando, Florida, where manufacturers showcased and demonstrated their newest, smartest products.




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Extech, a division of Flir Systems Inc.: IAQ Meter

This handheld device displays CO, CO2, air temperature, rh, dew point, and wet bulb temperature measurements.




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Extech, a division of Flir Systems Inc.: Digital Multimeter

Designed for HVAC and refrigeration professionals to view electrical and temperature readings, this product logs data remotely using the ExView® W-Series app on smartphones and tablets via Bluetooth.




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2020 Dealer Design Awards: Testing & Monitoring Products

Badger Meter won Gold in the Testing and Monitoring category for its Dynasonics® TFX-5000 ultrasonic clamp-on meter, which measures volumetric flow and heating/cooling energy rates in clean liquids, as well as those with small amounts of suspended solids or aeration, such as surface water or raw sewage.




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Re: Hi all! (and a snort sig question)

Posted by Al Lewis (allewi) via Snort-sigs on Oct 10

Wouldnt it be easier to just use the IP variable?

i.e replace the EXTERNAL_NET and use a variable or IP?

Albert Lewis

Email: allewi () cisco com<mailto:allewi () cisco com>

________________________________
From: Snort-sigs <snort-sigs-bounces () lists snort org> on behalf of Rob Vandenbrink via Snort-sigs <snort-sigs ()
lists snort org>
Sent: Thursday, October 10, 2024 12:12 PM
To: Snort User <snort.user () gmail com>...




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possible false positive for 'INDICATOR-SHELLCODE x86 setgid 0' can someone confirm

Posted by John via Snort-sigs on Oct 29

When I attempt to download the following xz file, my IPS blocks it with the below populating the snort log. I suspect
this is a false positive unless there is some code in the xz file that is truly malicious. Can someone with more
knowledge about the rule please comment?

Link to file that triggers the match:
http://fl.us.mirror.archlinuxarm.org/armv7h/extra/qt5-base-5.15.15%2Bkde%2Br136-1-armv7h.pkg.tar.xz

Entry from snort log:...




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Website launched

Our new website has been launched today. Tell your visitors why you have started a new presentation and how it benefits them. Mention your goals and project advantages. Try to briefly give your visitors reasons why they should return to your pages.




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Visitors notice

Let your visitors know about news and events on your website as often as possible. You need to keep your website up-to-date so that your visitors will get used to visiting your pages regularly. You can use RSS feeds to deliver new articles directly to your readers.